Wayne L. Nicholson, Ph.D - Publications

Affiliations: 
1990-1995 Microbiology and Immunology University of North Texas Health Science Center at Fort Worth 
 1995-2003 Veterinary Science and Microbiology University of Arizona, Tucson, AZ 
 2003- Microbiology and Cell Science University of Florida, Gainesville, Gainesville, FL, United States 
Area:
Microbiology, Molecular Biology, Bacterial Genetics, Astrobiology

200 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2019 Cortesão M, Fuchs FM, Commichau FM, Eichenberger P, Schuerger AC, Nicholson WL, Setlow P, Moeller R. Spore Resistance to Simulated Mars Surface Conditions. Frontiers in Microbiology. 10: 333. PMID 30863384 DOI: 10.3389/fmicb.2019.00333  1
2019 Morrison MD, Fajardo-Cavazos P, Nicholson WL. Comparison of transcriptome profiles from two separate missions to the International Space Station. Npj Microgravity. 5: 1. PMID 30623021 DOI: 10.1038/s41526-018-0061-0  0.8
2018 Fajardo-Cavazos P, Morrison MD, Miller KM, Schuerger AC, Nicholson WL. Transcriptomic responses of Serratia liquefaciens cells grown under simulated Martian conditions of low temperature, low pressure, and CO-enriched anoxic atmosphere. Scientific Reports. 8: 14938. PMID 30297913 DOI: 10.1038/s41598-018-33140-4  0.8
2018 Morrison MD, Nicholson WL. Meta-analysis of data from spaceflight transcriptome experiments does not support the idea of a common bacterial "spaceflight response". Scientific Reports. 8: 14403. PMID 30258082 DOI: 10.1038/s41598-018-32818-z  0.32
2018 Nicholson WL, Schuerger AC, Douki T. The Photochemistry of Unprotected DNA and DNA inside Bacillus subtilis Spores Exposed to Simulated Martian Surface Conditions of Atmospheric Composition, Temperature, Pressure, and Solar Radiation. Astrobiology. 18: 393-402. PMID 29589975 DOI: 10.1089/ast.2017.1721  0.6
2018 Fajardo-Cavazos P, Leehan JD, Nicholson WL. Alterations in the Spectrum of Spontaneous Rifampicin-Resistance Mutations in theGene after Cultivation in the Human Spaceflight Environment. Frontiers in Microbiology. 9: 192. PMID 29491852 DOI: 10.3389/fmicb.2018.00192  0.8
2017 Morrison MD, Fajardo-Cavazos P, Nicholson WL. Cultivation in space flight produces minimal alterations in the susceptibility of Bacillus subtilis cells to 72 different antibiotics and growth-inhibiting compounds. Applied and Environmental Microbiology. PMID 28821547 DOI: 10.1128/AEM.01584-17  0.8
2017 Zeigler DR, Nicholson WL. Experimental Evolution of Bacillus subtilis. Environmental Microbiology. PMID 28631363 DOI: 10.1111/1462-2920.13831  0.44
2016 Schuerger AC, Nicholson WL. Twenty Species of Hypobarophilic Bacteria Recovered from Diverse Soils Exhibit Growth under Simulated Martian Conditions at 0.7 kPa. Astrobiology. PMID 27870556 DOI: 10.1089/ast.2016.1587  0.6
2016 Nicholson WL, Davis CL, Shapiro N, Huntemann M, Clum A, Reddy TB, Pillay M, Markowitz V, Varghese N, Pati A, Ivanova N, Kyrpides N, Woyke T. An improved high-quality draft genome sequence of Carnobacterium inhibens subsp. inhibens strain K1(T). Standards in Genomic Sciences. 11: 65. PMID 27617056 DOI: 10.1186/s40793-016-0193-3  1
2016 Fajardo-Cavazos P, Nicholson WL. Cultivation of Staphylococcus epidermidis in the Human Spaceflight Environment Leads to Alterations in the Frequency and Spectrum of Spontaneous Rifampicin-Resistance Mutations in the rpoB Gene. Frontiers in Microbiology. 7: 999. PMID 27446039 DOI: 10.3389/fmicb.2016.00999  1
2016 Schuerger AC, Nicholson WL. Twenty-Three Species of Hypobarophilic Bacteria Recovered from Diverse Ecosystems Exhibit Growth under Simulated Martian Conditions at 0.7 kPa. Astrobiology. PMID 27135839 DOI: 10.1089/ast.2015.1394  1
2016 de Oliveira RR, Nicholson WL. Synthetic operon for (R,R)-2,3-butanediol production in Bacillus subtilis and Escherichia coli. Applied Microbiology and Biotechnology. 100: 719-28. PMID 26454865 DOI: 10.1007/s00253-015-7030-2  1
2015 Johnson DK, Schiffman EK, Davis JP, Neitzel DF, Sloan LM, Nicholson WL, Fritsche TR, Steward CR, Ray JA, Miller TK, Feist MA, Uphoff TS, Franson JJ, Livermore AL, Deedon AK, et al. Human Infection with Ehrlichia muris-like Pathogen, United States, 2007-2013(1). Emerging Infectious Diseases. 21: 1794-9. PMID 26402378 DOI: 10.3201/eid2110.150143  0.44
2015 Waters SM, Zeigler DR, Nicholson WL. Experimental evolution of enhanced growth by Bacillus subtilis at low atmospheric pressure: genomic changes revealed by whole-genome sequencing. Applied and Environmental Microbiology. 81: 7525-32. PMID 26296725 DOI: 10.1128/AEM.01690-15  1
2015 Nicholson WL, Zhalnina K, de Oliveira RR, Triplett EW. Proposal to rename Carnobacterium inhibens as Carnobacterium inhibens subsp. inhibens subsp. nov. and description of Carnobacterium inhibens subsp. gilichinskyi subsp. nov., a psychrotolerant bacterium isolated from Siberian permafrost. International Journal of Systematic and Evolutionary Microbiology. 65: 556-61. PMID 25392348 DOI: 10.1099/ijs.0.067983-0  1
2015 Bosco-Lauth AM, Panella NA, Root JJ, Gidlewski T, Lash RR, Harmon JR, Burkhalter KL, Godsey MS, Savage HM, Nicholson WL, Komar N, Brault AC. Serological investigation of Heartland virus (Bunyaviridae: Phlebovirus) exposure in wild and domestic animals adjacent to human case sites in Missouri 2012-2013 American Journal of Tropical Medicine and Hygiene. 92: 1163-1167. DOI: 10.4269/ajtmh.14-0702  0.44
2014 Fajardo-Cavazos P, Maughan H, Nicholson WL. Evolution in the Bacillaceae. Microbiology Spectrum. 2. PMID 26104365 DOI: 10.1128/microbiolspec.TBS-0020-2014  1
2014 Rummel JD, Beaty DW, Jones MA, Bakermans C, Barlow NG, Boston PJ, Chevrier VF, Clark BC, de Vera JP, Gough RV, Hallsworth JE, Head JW, Hipkin VJ, Kieft TL, McEwen AS, ... ... Nicholson WL, et al. A new analysis of Mars "Special Regions": findings of the second MEPAG Special Regions Science Analysis Group (SR-SAG2). Astrobiology. 14: 887-968. PMID 25401393 DOI: 10.1089/ast.2014.1227  1
2014 Vaughn MF, Delisle J, Johnson J, Daves G, Williams C, Reber J, Mendell NL, Bouyer DH, Nicholson WL, Moncayo AC, Meshnick SR. Seroepidemiologic study of human infections with spotted fever group Rickettsiae in North Carolina. Journal of Clinical Microbiology. 52: 3960-6. PMID 25187639 DOI: 10.1128/JCM.01733-14  0.44
2014 Stich RW, Blagburn BL, Bowman DD, Carpenter C, Cortinas MR, Ewing SA, Foley D, Foley JE, Gaff H, Hickling GJ, Lash RR, Little SE, Lund C, Lund R, Mather TN, ... ... Nicholson WL, et al. Quantitative factors proposed to influence the prevalence of canine tick-borne disease agents in the United States. Parasites & Vectors. 7: 417. PMID 25185829 DOI: 10.1186/1756-3305-7-417  0.44
2014 Goodman CH, Russell BJ, Velez JO, Laven JJ, Nicholson WL, Bagarozzi DA, Moon JL, Bedi K, Johnson BW. Development of an algorithm for production of inactivated arbovirus antigens in cell culture. Journal of Virological Methods. 208: 66-78. PMID 25102428 DOI: 10.1016/j.jviromet.2014.07.030  0.44
2014 Bosco-Lauth A, Harmon JR, Lash RR, Weiss S, Langevin S, Savage HM, Godsey MS, Burkhalter K, Root JJ, Gidlewski T, Nicholson WL, Brault AC, Komar N. West Nile virus isolated from a Virginia opossum (Didelphis virginiana) in northwestern Missouri, USA, 2012. Journal of Wildlife Diseases. 50: 976-8. PMID 25098303 DOI: 10.7589/2013-11-295  0.44
2014 Waters SM, Robles-Martínez JA, Nicholson WL. Exposure of Bacillus subtilis to low pressure (5 kilopascals) induces several global regulons, including those involved in the SigB-mediated general stress response. Applied and Environmental Microbiology. 80: 4788-94. PMID 24878601 DOI: 10.1128/AEM.00885-14  1
2014 Denison AM, Amin BD, Nicholson WL, Paddock CD. Detection of Rickettsia rickettsii, Rickettsia parkeri, and Rickettsia akari in skin biopsy specimens using a multiplex real-time polymerase chain reaction assay. Clinical Infectious Diseases : An Official Publication of the Infectious Diseases Society of America. 59: 635-42. PMID 24829214 DOI: 10.1093/cid/ciu358  0.44
2014 Moeller R, Raguse M, Reitz G, Okayasu R, Li Z, Klein S, Setlow P, Nicholson WL. Resistance of bacillus subtilis spore DNA to lethal ionizing radiation damage relies primarily on spore core components and DNA repair, with minor effects of oxygen radical detoxification Applied and Environmental Microbiology. 80: 104-109. PMID 24123749 DOI: 10.1128/AEM.03136-13  1
2013 Nicholson WL, Leonard MT, Fajardo-Cavazos P, Panayotova N, Farmerie WG, Triplett EW, Schuerger AC. Complete Genome Sequence of Serratia liquefaciens Strain ATCC 27592. Genome Announcements. 1. PMID 23950115 DOI: 10.1128/genomeA.00548-13  0.8
2013 Savage HM, Godsey MS, Lambert A, Panella NA, Burkhalter KL, Harmon JR, Lash RR, Ashley DC, Nicholson WL. First detection of heartland virus (Bunyaviridae: Phlebovirus) from field collected arthropods. The American Journal of Tropical Medicine and Hygiene. 89: 445-52. PMID 23878186 DOI: 10.4269/ajtmh.13-0209  0.44
2013 Crump JA, Morrissey AB, Nicholson WL, Massung RF, Stoddard RA, Galloway RL, Ooi EE, Maro VP, Saganda W, Kinabo GD, Muiruri C, Bartlett JA. Etiology of severe non-malaria febrile illness in Northern Tanzania: a prospective cohort study. Plos Neglected Tropical Diseases. 7: e2324. PMID 23875053 DOI: 10.1371/journal.pntd.0002324  0.44
2013 Goldsmith CS, Ksiazek TG, Rollin PE, Comer JA, Nicholson WL, Peret TC, Erdman DD, Bellini WJ, Harcourt BH, Rota PA, Bhatnagar J, Bowen MD, Erickson BR, McMullan LK, Nichol ST, et al. Cell culture and electron microscopy for identifying viruses in diseases of unknown cause. Emerging Infectious Diseases. 19: 886-91. PMID 23731788 DOI: 10.3201/eid1906.130173  0.44
2013 de Oliveira RR, Nicholson WL. The LysR-type transcriptional regulator (LTTR) AlsR indirectly regulates expression of the Bacillus subtilis bdhA gene encoding 2,3-butanediol dehydrogenase. Applied Microbiology and Biotechnology. 97: 7307-16. PMID 23576037 DOI: 10.1007/s00253-013-4871-4  1
2013 Anderson A, Bijlmer H, Fournier PE, Graves S, Hartzell J, Kersh GJ, Limonard G, Marrie TJ, Massung RF, McQuiston JH, Nicholson WL, Paddock CD, Sexton DJ. Diagnosis and management of Q fever--United States, 2013: recommendations from CDC and the Q Fever Working Group. Mmwr. Recommendations and Reports : Morbidity and Mortality Weekly Report. Recommendations and Reports / Centers For Disease Control. 62: 1-30. PMID 23535757  0.44
2013 Schuerger AC, Ulrich R, Berry BJ, Nicholson WL. Growth of Serratia liquefaciens under 7 mbar, 0°C, and CO2-enriched anoxic atmospheres. Astrobiology. 13: 115-31. PMID 23289858 DOI: 10.1089/ast.2011.0811  1
2013 Nicholson WL, Krivushin K, Gilichinsky D, Schuerger AC. Growth of Carnobacterium spp. from permafrost under low pressure, temperature, and anoxic atmosphere has implications for Earth microbes on Mars. Proceedings of the National Academy of Sciences of the United States of America. 110: 666-71. PMID 23267097 DOI: 10.1073/pnas.1209793110  1
2013 Anderson A, Bijlmer H, Fournier PE, Graves S, Hartzell J, Kersh GJ, Limonard G, Marrie TJ, Massung RF, McQuiston JH, Nicholson WL, Paddock CD, Sexton DJ. Diagnosis and management of Q fever - United States, 2013: Recommendations from CDC and the Q Fever Working Group Mmwr Recommendations and Reports. 62.  0.44
2012 McQuiston JH, Zemtsova G, Perniciaro J, Hutson M, Singleton J, Nicholson WL, Levin ML. Afebrile spotted fever group Rickettsia infection after a bite from a Dermacentor variabilis tick infected with Rickettsia montanensis. Vector Borne and Zoonotic Diseases (Larchmont, N.Y.). 12: 1059-61. PMID 23153005 DOI: 10.1089/vbz.2012.1078  0.44
2012 Montague M, McArthur GH, Cockell CS, Held J, Marshall W, Sherman LA, Wang N, Nicholson WL, Tarjan DR, Cumbers J. The role of synthetic biology for in situ resource utilization (ISRU). Astrobiology. 12: 1135-42. PMID 23140229 DOI: 10.1089/ast.2012.0829  1
2012 Moeller R, Reitz G, Li Z, Klein S, Nicholson WL. Multifactorial resistance of Bacillus subtilis spores to high-energy proton radiation: role of spore structural components and the homologous recombination and non-homologous end joining DNA repair pathways. Astrobiology. 12: 1069-77. PMID 23088412 DOI: 10.1089/ast.2012.0890  1
2012 Moeller R, Schuerger AC, Reitz G, Nicholson WL. Protective role of spore structural components in determining Bacillus subtilis spore resistance to simulated mars surface conditions. Applied and Environmental Microbiology. 78: 8849-53. PMID 23064347 DOI: 10.1128/AEM.02527-12  1
2012 McMullan LK, Folk SM, Kelly AJ, MacNeil A, Goldsmith CS, Metcalfe MG, Batten BC, Albariño CG, Zaki SR, Rollin PE, Nicholson WL, Nichol ST. A new phlebovirus associated with severe febrile illness in Missouri. The New England Journal of Medicine. 367: 834-41. PMID 22931317 DOI: 10.1056/NEJMoa1203378  0.44
2012 Nicholson WL, Moeller R, Horneck G. Transcriptomic responses of germinating Bacillus subtilis spores exposed to 1.5 years of space and simulated martian conditions on the EXPOSE-E experiment PROTECT. Astrobiology. 12: 469-86. PMID 22680693 DOI: 10.1089/ast.2011.0748  1
2012 Horneck G, Moeller R, Cadet J, Douki T, Mancinelli RL, Nicholson WL, Panitz C, Rabbow E, Rettberg P, Spry A, Stackebrandt E, Vaishampayan P, Venkateswaran KJ. Resistance of bacterial endospores to outer space for planetary protection purposes--experiment PROTECT of the EXPOSE-E mission. Astrobiology. 12: 445-56. PMID 22680691 DOI: 10.1089/ast.2011.0737  1
2012 Moeller R, Vlašić I, Reitz G, Nicholson WL. Role of altered rpoB alleles in Bacillus subtilis sporulation and spore resistance to heat, hydrogen peroxide, formaldehyde, and glutaraldehyde. Archives of Microbiology. 194: 759-67. PMID 22484477 DOI: 10.1007/s00203-012-0811-4  1
2012 Fajardo-Cavazos P, Waters SM, Schuerger AC, George S, Marois JJ, Nicholson WL. Evolution of Bacillus subtilis to enhanced growth at low pressure: up-regulated transcription of des-desKR, encoding the fatty acid desaturase system. Astrobiology. 12: 258-70. PMID 22416764 DOI: 10.1089/ast.2011.0728  1
2012 Nicholson WL. Increased competitive fitness of Bacillus subtilis under nonsporulating conditions via inactivation of pleiotropic regulators AlsR, SigD, and SigW. Applied and Environmental Microbiology. 78: 3500-3. PMID 22344650 DOI: 10.1128/AEM.07742-11  1
2012 Nicholson WL, McCoy LE, Kerney KR, Ming DW, Golden DC, Schuerger AC. Aqueous extracts of a Mars analogue regolith that mimics the Phoenix landing site do not inhibit spore germination or growth of model spacecraft contaminants Bacillus subtilis 168 and Bacillus pumilus SAFR-032 Icarus. 220: 904-910. DOI: 10.1016/j.icarus.2012.06.033  1
2012 Regan JJ, Nicholson WL. Ehrlichia and Anaplasma Species (Ehrlichiosis and Anaplasmosis) Principles and Practice of Pediatric Infectious Diseases: Fourth Edition. 893-896.e2. DOI: 10.1016/B978-1-4377-2702-9.00172-0  0.44
2012 Ricco AJ, Ehrenfreund P, Squires D, Piccini M, Beasley C, Bramall N, Minelli G, Agasid E, Bica L, Bryson K, Chittenden J, Cook A, Diaz-Aguado M, Friedericks C, Henschke M, ... ... Nicholson W, et al. Autonomous microsystems for astrobiology: Development of, and spaceflight results from, the o/oreos nanosatellite Technical Digest - Solid-State Sensors, Actuators, and Microsystems Workshop. 94-95.  1
2011 Nicholson WL, Ricco AJ, Agasid E, Beasley C, Diaz-Aguado M, Ehrenfreund P, Friedericks C, Ghassemieh S, Henschke M, Hines JW, Kitts C, Luzzi E, Ly D, Mai N, Mancinelli R, et al. The O/OREOS mission: first science data from the Space Environment Survivability of Living Organisms (SESLO) payload. Astrobiology. 11: 951-8. PMID 22091486 DOI: 10.1089/ast.2011.0714  1
2011 Dong C, Meng J, Dai X, Liang JH, Feagins AR, Meng XJ, Belfiore NM, Bradford C, Corn JL, Cray C, Glass GE, Gordon ML, Hesse RA, Montgomery DL, Nicholson WL, et al. Restricted enzooticity of hepatitis E virus genotypes 1 to 4 in the United States. Journal of Clinical Microbiology. 49: 4164-72. PMID 21998412 DOI: 10.1128/JCM.05481-11  0.44
2011 Brown CT, Fishwick LK, Chokshi BM, Cuff MA, Jackson JM, Oglesby T, Rioux AT, Rodriguez E, Stupp GS, Trupp AH, Woollcombe-Clarke JS, Wright TN, Zaragoza WJ, Drew JC, Triplett EW, ... Nicholson WL, et al. Whole-genome sequencing and phenotypic analysis of Bacillus subtilis mutants following evolution under conditions of relaxed selection for sporulation. Applied and Environmental Microbiology. 77: 6867-77. PMID 21821766 DOI: 10.1128/AEM.05272-11  1
2011 Pritt BS, Sloan LM, Johnson DK, Munderloh UG, Paskewitz SM, McElroy KM, McFadden JD, Binnicker MJ, Neitzel DF, Liu G, Nicholson WL, Nelson CM, Franson JJ, Martin SA, Cunningham SA, et al. Emergence of a new pathogenic Ehrlichia species, Wisconsin and Minnesota, 2009. The New England Journal of Medicine. 365: 422-9. PMID 21812671 DOI: 10.1056/NEJMoa1010493  0.44
2011 Prabhu M, Nicholson WL, Roche AJ, Kersh GJ, Fitzpatrick KA, Oliver LD, Massung RF, Morrissey AB, Bartlett JA, Onyango JJ, Maro VP, Kinabo GD, Saganda W, Crump JA. Q fever, spotted fever group, and typhus group rickettsioses among hospitalized febrile patients in northern Tanzania. Clinical Infectious Diseases : An Official Publication of the Infectious Diseases Society of America. 53: e8-15. PMID 21810740 DOI: 10.1093/cid/cir411  0.44
2011 Maughan H, Nicholson WL. Increased fitness and alteration of metabolic pathways during Bacillus subtilis evolution in the laboratory. Applied and Environmental Microbiology. 77: 4105-18. PMID 21531833 DOI: 10.1128/AEM.00374-11  1
2011 Moeller R, Setlow P, Pedraza-Reyes M, Okayasu R, Reitz G, Nicholson WL. Role of the Nfo and ExoA apurinic/apyrimidinic endonucleases in radiation resistance and radiation-induced mutagenesis of bacillus subtilis spores Journal of Bacteriology. 193: 2875-2879. PMID 21441501 DOI: 10.1128/JB.00134-11  1
2011 Brown HE, Yates KF, Dietrich G, MacMillan K, Graham CB, Reese SM, Helterbrand WS, Nicholson WL, Blount K, Mead PS, Patrick SL, Eisen RJ. An acarologic survey and Amblyomma americanum distribution map with implications for tularemia risk in Missouri. The American Journal of Tropical Medicine and Hygiene. 84: 411-9. PMID 21363979 DOI: 10.4269/ajtmh.2011.10-0593  0.44
2011 McQuiston JH, Guerra MA, Watts MR, Lawaczeck E, Levy C, Nicholson WL, Adjemian J, Swerdlow DL. Evidence of Exposure to Spotted Fever Group Rickettsiae among Arizona Dogs Outside a Previously Documented Outbreak Area Zoonoses and Public Health. 58: 85-92. PMID 20042069 DOI: 10.1111/j.1863-2378.2009.01300.x  0.44
2011 Moeller R, Schuerger AC, Reitz G, Nicholson WL. Impact of two DNA repair pathways, homologous recombination and non-homologous end joining, on bacterial spore inactivation under simulated martian environmental conditions Icarus. 215: 204-210. DOI: 10.1016/j.icarus.2011.06.035  1
2010 Nicholson WL, Fajardo-Cavazos P, Fedenko J, Ortíz-Lugo JL, Rivas-Castillo A, Waters SM, Schuerger AC. Exploring the low-pressure growth limit: evolution of Bacillus subtilis in the laboratory to enhanced growth at 5 kilopascals. Applied and Environmental Microbiology. 76: 7559-65. PMID 20889789 DOI: 10.1128/AEM.01126-10  1
2010 McQuiston JH, Knights EB, DeMartino PJ, Paparello SF, Nicholson WL, Singleton J, Brown CM, Massung RF, Urbanowski JC. Brill-Zinsser disease in a patient following infection with sylvatic epidemic typhus associated with flying squirrels Clinical Infectious Diseases. 51: 712-715. PMID 20687836 DOI: 10.1086/655891  0.44
2010 Moeller R, Reitz G, Berger T, Okayasu R, Nicholson WL, Horneck G. Astrobiological aspects of the mutagenesis of cosmic radiation on bacterial spores. Astrobiology. 10: 509-21. PMID 20624059 DOI: 10.1089/ast.2009.0429  1
2010 Fajardo-Cavazos P, Schuerger AC, Nicholson WL. Exposure of DNA and Bacillus subtilis spores to simulated martian environments: use of quantitative PCR (qPCR) to measure inactivation rates of DNA to function as a template molecule. Astrobiology. 10: 403-11. PMID 20528195 DOI: 10.1089/ast.2009.0408  1
2010 Moeller R, Douki T, Rettberg P, Reitz G, Cadet J, Nicholson WL, Horneck G. Genomic bipyrimidine nucleotide frequency and microbial reactions to germicidal UV radiation. Archives of Microbiology. 192: 521-9. PMID 20454780 DOI: 10.1007/s00203-010-0579-3  1
2010 Cragun WC, Bartlett BL, Ellis MW, Hoover AZ, Tyring SK, Mendoza N, Vento TJ, Nicholson WL, Eremeeva ME, Olano JP, Rapini RP, Paddock CD. The expanding spectrum of eschar-associated rickettsioses in the United States. Archives of Dermatology. 146: 641-8. PMID 20404224 DOI: 10.1001/archdermatol.2010.48  0.44
2010 Hintze PE, Nicholson WL. Single-spore elemental analyses indicate that dipicolinic acid-deficient Bacillus subtilis spores fail to accumulate calcium. Archives of Microbiology. 192: 493-7. PMID 20396869 DOI: 10.1007/s00203-010-0569-5  1
2010 Olsen SJ, Thamthitiwat S, Chantra S, Chittaganpitch M, Fry AM, Simmerman JM, Baggett HC, Peret TC, Erdman D, Benson R, Talkington D, Thacker L, Tondella ML, Winchell J, Fields B, ... Nicholson WL, et al. Incidence of respiratory pathogens in persons hospitalized with pneumonia in two provinces in Thailand. Epidemiology and Infection. 138: 1811-22. PMID 20353622 DOI: 10.1017/S0950268810000646  0.44
2010 Nicholson WL, Allen KE, McQuiston JH, Breitschwerdt EB, Little SE. The increasing recognition of rickettsial pathogens in dogs and people. Trends in Parasitology. 26: 205-12. PMID 20207197 DOI: 10.1016/j.pt.2010.01.007  0.44
2010 Adjemian J, Parks S, McElroy K, Campbell J, Eremeeva ME, Nicholson WL, McQuiston J, Taylor J. Murine typhus in Austin, Texas, USA, 2008. Emerging Infectious Diseases. 16: 412-7. PMID 20202415 DOI: 10.3201/eid1603.091028  0.44
2010 Shapiro MR, Fritz CL, Tait K, Paddock CD, Nicholson WL, Abramowicz KF, Karpathy SE, Dasch GA, Sumner JW, Adem PV, Scott JJ, Padgett KA, Zaki SR, Eremeeva ME. Rickettsia 364D: a newly recognized cause of eschar-associated illness in California. Clinical Infectious Diseases : An Official Publication of the Infectious Diseases Society of America. 50: 541-8. PMID 20073993 DOI: 10.1086/649926  0.44
2010 Luo T, Zhang X, Nicholson WL, Zhu B, McBride JW. Molecular characterization of antibody epitopes of Ehrlichia chaffeensis ankyrin protein 200 and tandem repeat protein 47 and evaluation of synthetic immunodeterminants for serodiagnosis of human monocytotropic ehrlichiosis. Clinical and Vaccine Immunology : Cvi. 17: 87-97. PMID 19955322 DOI: 10.1128/CVI.00331-09  0.44
2010 Rivas-Castillo AM, Yasbin RE, Robleto E, Nicholson WL, Pedraza-Reyes M. Role of the Y-family DNA polymerases YqjH and YqjW in protecting sporulating Bacillus subtilis cells from DNA damage. Current Microbiology. 60: 263-7. PMID 19924481 DOI: 10.1007/s00284-009-9535-3  1
2009 Anderson AD, Kruszon-Moran D, Loftis AD, McQuillan G, Nicholson WL, Priestley RA, Candee AJ, Patterson NE, Massung RF. Seroprevalence of Q fever in the United States, 2003-2004. The American Journal of Tropical Medicine and Hygiene. 81: 691-4. PMID 19815888 DOI: 10.4269/ajtmh.2009.09-0168  0.44
2009 Pierce KA, Paddock CD, Sumner JW, Nicholson WL. Pathogen prevalence and blood meal identification in Amblyomma ticks as a means of reservoir host determination for ehrlichial pathogens. Clinical Microbiology and Infection : the Official Publication of the European Society of Clinical Microbiology and Infectious Diseases. 15: 37-8. PMID 19793129 DOI: 10.1111/j.1469-0691.2008.02166.x  0.44
2009 Fajardo-Cavazos P, Langenhorst F, Melosh HJ, Nicholson WL. Bacterial spores in granite survive hypervelocity launch by spallation: implications for lithopanspermia. Astrobiology. 9: 647-57. PMID 19778276 DOI: 10.1089/ast.2008.0326  1
2009 Nicholson WL, Schuerger AC, Race MS. Migrating microbes and planetary protection. Trends in Microbiology. 17: 389-92. PMID 19726193 DOI: 10.1016/j.tim.2009.07.001  1
2009 Chapman AS, Swerdlow DL, Dato VM, Anderson AD, Moodie CE, Marriott C, Amman B, Hennessey M, Fox P, Green DB, Pegg E, Nicholson WL, Eremeeva ME, Dasch GA. Cluster of sylvatic epidemic typhus cases associated with flying squirrels, 2004-2006. Emerging Infectious Diseases. 15: 1005-11. PMID 19624912 DOI: 10.3201/eid1507.081305  0.44
2009 Moeller R, Setlow P, Reitz G, Nicholson WL. Roles of small, acid-soluble spore proteins and core water content in survival of Bacillus subtilis spores exposed to environmental solar UV radiation. Applied and Environmental Microbiology. 75: 5202-8. PMID 19542328 DOI: 10.1128/AEM.00789-09  1
2009 Nicholson WL. Ancient micronauts: interplanetary transport of microbes by cosmic impacts. Trends in Microbiology. 17: 243-50. PMID 19464895 DOI: 10.1016/j.tim.2009.03.004  1
2009 Nicholson WL, Masters E, Wormser GP. Preliminary serologic investigation of 'Rickettsia amblyommii' in the aetiology of Southern tick associated rash illness (STARI) Clinical Microbiology and Infection. 15: 235-236. PMID 19456820 DOI: 10.1111/j.1469-0691.2008.02155.x  0.44
2009 Nicholson WL, Fedenko J, Schuerger AC. Carbon-13 (13C) labeling of Bacillus subtilis vegetative cells and spores: suitability for DNA stable isotope probing (DNA-SIP) of spores in soils. Current Microbiology. 59: 9-14. PMID 19280259 DOI: 10.1007/s00284-009-9387-x  1
2009 Maughan H, Birky CW, Nicholson WL. Transcriptome divergence and the loss of plasticity in Bacillus subtilis after 6,000 generations of evolution under relaxed selection for sporulation. Journal of Bacteriology. 191: 428-33. PMID 18952793 DOI: 10.1128/JB.01234-08  1
2008 Perkins AE, Schuerger AC, Nicholson WL. Isolation of rpoB mutations causing rifampicin resistance in Bacillus subtilis spores exposed to simulated Martian surface conditions. Astrobiology. 8: 1159-67. PMID 19191541 DOI: 10.1089/ast.2007.0224  1
2008 Nicholson WL. The Bacillus subtilis ydjL (bdhA) gene encodes acetoin reductase/2,3-butanediol dehydrogenase. Applied and Environmental Microbiology. 74: 6832-8. PMID 18820069 DOI: 10.1128/AEM.00881-08  1
2008 Breitschwerdt EB, Maggi RG, Nicholson WL, Cherry NA, Woods CW. Bartonella sp. bacteremia in patients with neurological and neurocognitive dysfunction. Journal of Clinical Microbiology. 46: 2856-61. PMID 18632903 DOI: 10.1128/JCM.00832-08  0.44
2008 Fajardo-Cavazos P, Schuerger AC, Nicholson WL. Persistence of biomarker ATP and ATP-generating capability in bacterial cells and spores contaminating spacecraft materials under earth conditions and in a simulated martian environment. Applied and Environmental Microbiology. 74: 5159-67. PMID 18567687 DOI: 10.1128/AEM.00891-08  1
2008 Apperson CS, Engber B, Nicholson WL, Mead DG, Engel J, Yabsley MJ, Dail K, Johnson J, Watson DW. Tick-borne diseases in North Carolina: is "Rickettsia amblyommii" a possible cause of rickettsiosis reported as Rocky Mountain spotted fever? Vector Borne and Zoonotic Diseases (Larchmont, N.Y.). 8: 597-606. PMID 18447622 DOI: 10.1089/vbz.2007.0271  0.44
2008 Massung RF, Nicholson WL, Eremeeva ME, Dasch GA. On Rickettsia nomenclature Emerging Infectious Diseases. 14: 511. PMID 18325277  0.44
2008 Madison G, Kim-Schluger L, Braverman S, Nicholson WL, Wormser GP. Hepatitis in association with rickettsialpox Vector-Borne and Zoonotic Diseases. 8: 111-115. PMID 18171106 DOI: 10.1089/vbz.2007.0135  0.44
2008 Lydy SL, Eremeeva ME, Asnis D, Paddock CD, Nicholson WL, Silverman DJ, Dasch GA. Isolation and characterization of Bartonella bacilliformis from an expatriate Ecuadorian. Journal of Clinical Microbiology. 46: 627-37. PMID 18094131 DOI: 10.1128/JCM.01207-07  0.44
2008 Moeller R, Setlow P, Horneck G, Berger T, Reitz G, Rettberg P, Doherty AJ, Okayasu R, Nicholson WL. Roles of the major, small, acid-soluble spore proteins and spore-specific and universal DNA repair mechanisms in resistance of Bacillus subtilis spores to ionizing radiation from X rays and high-energy charged-particle bombardment. Journal of Bacteriology. 190: 1134-40. PMID 18055591 DOI: 10.1128/JB.01644-07  1
2008 Perkins AE, Nicholson WL. Uncovering new metabolic capabilities of Bacillus subtilis using phenotype profiling of rifampin-resistant rpoB mutants. Journal of Bacteriology. 190: 807-14. PMID 17644585 DOI: 10.1128/JB.00901-07  1
2008 Reeves WK, Loftis AD, Nicholson WL, Czarkowski AG. The first report of human illness associated with the Panola Mountain Ehrlichia species: A case report Journal of Medical Case Reports. 2. DOI: 10.1186/1752-1947-2-139  0.44
2008 Schuerger AC, Fajardo-Cavazos P, Clausen CA, Moores JE, Smith PH, Nicholson WL. Slow degradation of ATP in simulated martian environments suggests long residence times for the biosignature molecule on spacecraft surfaces on Mars Icarus. 194: 86-100. DOI: 10.1016/j.icarus.2007.10.010  1
2007 Gioia J, Yerrapragada S, Qin X, Jiang H, Igboeli OC, Muzny D, Dugan-Rocha S, Ding Y, Hawes A, Liu W, Perez L, Kovar C, Dinh H, Lee S, Nazareth L, ... ... Nicholson WL, et al. Paradoxical DNA repair and peroxide resistance gene conservation in Bacillus pumilus SAFR-032. Plos One. 2: e928. PMID 17895969 DOI: 10.1371/journal.pone.0000928  1
2007 Maughan H, Masel J, Birky CW, Nicholson WL. The roles of mutation accumulation and selection in loss of sporulation in experimental populations of Bacillus subtilis. Genetics. 177: 937-48. PMID 17720926 DOI: 10.1534/genetics.107.075663  1
2007 Eremeeva ME, Gerns HL, Lydy SL, Goo JS, Ryan ET, Mathew SS, Ferraro MJ, Holden JM, Nicholson WL, Dasch GA, Koehler JE. Bacteremia, fever, and splenomegaly caused by a newly recognized bartonella species. The New England Journal of Medicine. 356: 2381-7. PMID 17554119 DOI: 10.1056/NEJMoa065987  0.44
2007 Breitschwerdt EB, Maggi RG, Duncan AW, Nicholson WL, Hegarty BC, Woods CW. Bartonella species in blood of immunocompetent persons with animal and arthropod contact. Emerging Infectious Diseases. 13: 938-41. PMID 17553243 DOI: 10.3201/eid1306.061337  0.44
2007 Moeller R, Douki T, Cadet J, Stackebrandt E, Nicholson WL, Rettberg P, Reitz G, Horneck G. UV-radiation-induced formation of DNA bipyrimidine photoproducts in Bacillus subtilis endospores and their repair during germination. International Microbiology : the Official Journal of the Spanish Society For Microbiology. 10: 39-46. PMID 17407059 DOI: 10.2436/20.1501.01.6  1
2007 Moeller R, Stackebrandt E, Reitz G, Berger T, Rettberg P, Doherty AJ, Horneck G, Nicholson WL. Role of DNA repair by nonhomologous-end joining in Bacillus subtilis spore resistance to extreme dryness, mono- and polychromatic UV, and ionizing radiation. Journal of Bacteriology. 189: 3306-11. PMID 17293412 DOI: 10.1128/JB.00018-07  1
2007 Breitschwerdt EB, Maggi RG, Sigmon B, Nicholson WL. Isolation of Bartonella quintana from a woman and a cat following putative bite transmission Journal of Clinical Microbiology. 45: 270-272. PMID 17093037 DOI: 10.1128/JCM.01451-06  0.44
2007 Fajardo-Cavazos P, Schuerger AC, Nicholson WL. Testing interplanetary transfer of bacteria between Earth and Mars as a result of natural impact phenomena and human spaceflight activities Acta Astronautica. 60: 534-540. DOI: 10.1016/j.actaastro.2006.09.018  1
2006 Demma LJ, Traeger M, Blau D, Gordon R, Johnson B, Dickson J, Ethelbah R, Piontkowski S, Levy C, Nicholson WL, Duncan C, Heath K, Cheek J, Swerdlow DL, McQuiston JH. Serologic evidence for exposure to Rickettsia rickettsii in eastern Arizona and recent emergence of Rocky Mountain spotted fever in this region. Vector Borne and Zoonotic Diseases (Larchmont, N.Y.). 6: 423-9. PMID 17187578 DOI: 10.1089/vbz.2006.6.423  0.44
2006 Nicholson WL, Gordon R, Demma LJ. Spotted fever group rickettsial infection in dogs from eastern Arizona: how long has it been there? Annals of the New York Academy of Sciences. 1078: 519-22. PMID 17114769 DOI: 10.1196/annals.1374.102  0.44
2006 Demma LJ, Eremeeva M, Nicholson WL, Traeger M, Blau D, Paddock C, Levin M, Dasch G, Cheek J, Swerdlow D, McQuiston J. An outbreak of Rocky Mountain Spotted Fever associated with a novel tick vector, Rhipicephalus sanguineus, in Arizona, 2004: preliminary report. Annals of the New York Academy of Sciences. 1078: 342-3. PMID 17114736 DOI: 10.1196/annals.1374.066  0.44
2006 Nicholson WL, Paddock CD, Demma L, Traeger M, Johnson B, Dickson J, McQuiston J, Swerdlow D. Rocky mountain spotted fever in Arizona: Documentation of heavy environmental infestations of Rhipicephalus sanguineus at an endemic site Annals of the New York Academy of Sciences. 1078: 338-341. PMID 17114735 DOI: 10.1196/annals.1374.065  0.44
2006 Tauscher C, Schuerger AC, Nicholson WL. Survival and germinability of Bacillus subtilis spores exposed to simulated Mars solar radiation: implications for life detection and planetary protection. Astrobiology. 6: 592-605. PMID 16916285 DOI: 10.1089/ast.2006.6.592  1
2006 Moeller R, Horneck G, Rettberg P, Mollenkopf HJ, Stackebrandt E, Nicholson WL. A method for extracting RNA from dormant and germinating Bacillus subtilis strain 168 endospores. Current Microbiology. 53: 227-31. PMID 16897257 DOI: 10.1007/s00284-006-0099-1  1
2006 Maughan H, Callicotte V, Hancock A, Birky CW, Nicholson WL, Masel J. The population genetics of phenotypic deterioration in experimental populations of Bacillus subtilis. Evolution; International Journal of Organic Evolution. 60: 686-95. PMID 16739451 DOI: 10.1554/05-370.1  1
2006 Paddock CD, Nicholson WL, Bhatnagar J, Goldsmith CS, Greer PW, Hayes EB, Risko JA, Henderson C, Blackmore CG, Lanciotti RS, Campbell GL, Zaki SR. Fatal hemorrhagic fever caused by West Nile virus in the United States. Clinical Infectious Diseases : An Official Publication of the Infectious Diseases Society of America. 42: 1527-35. PMID 16652309 DOI: 10.1086/503841  0.44
2006 Chapman AS, Bakken JS, Folk SM, Paddock CD, Bloch KC, Krusell A, Sexton DJ, Buckingham SC, Marshall GS, Storch GA, Dasch GA, McQuiston JH, Swerdlow DL, Dumler SJ, Nicholson WL, et al. Diagnosis and management of tickborne rickettsial diseases: Rocky Mountain spotted fever, ehrlichioses, and anaplasmosis--United States: a practical guide for physicians and other health-care and public health professionals. Mmwr. Recommendations and Reports : Morbidity and Mortality Weekly Report. Recommendations and Reports / Centers For Disease Control. 55: 1-27. PMID 16572105  0.44
2006 Demma LJ, McQuiston JH, Nicholson WL, Murphy SM, Marumoto P, Sengebau-Kingzio M, Kuartei S, Durand AM, Swerdlow DL. Scrub typhus, Republic of Palau. Emerging Infectious Diseases. 12: 290-5. PMID 16494757 DOI: 10.3201/eid1202.050967  0.44
2006 Schuerger AC, Nicholson WL. Interactive effects of hypobaria, low temperature, and CO2 atmospheres inhibit the growth of mesophilic Bacillus spp. under simulated martian conditions Icarus. 185: 143-152. DOI: 10.1016/j.icarus.2006.06.014  1
2005 Fajardo-Cavazos P, Link L, Melosh HJ, Nicholson WL. Bacillus subtilis spores on artificial meteorites survive hypervelocity atmospheric entry: implications for Lithopanspermia. Astrobiology. 5: 726-36. PMID 16379527 DOI: 10.1089/ast.2005.5.726  1
2005 Fajardo-Cavazos P, Rebeil R, Nicholson WL. Essential cysteine residues in Bacillus subtilis spore photoproduct lyase identified by alanine scanning mutagenesis. Current Microbiology. 51: 331-5. PMID 16163454 DOI: 10.1007/s00284-005-0052-8  1
2005 Demma LJ, Traeger MS, Nicholson WL, Paddock CD, Blau DM, Eremeeva ME, Dasch GA, Levin ML, Singleton J, Zaki SR, Cheek JE, Swerdlow DL, McQuiston JH. Rocky Mountain spotted fever from an unexpected tick vector in Arizona. The New England Journal of Medicine. 353: 587-94. PMID 16093467 DOI: 10.1056/NEJMoa050043  0.44
2005 Nicholson WL, Schuerger AC. Bacillus subtilis spore survival and expression of germination-induced bioluminescence after prolonged incubation under simulated Mars atmospheric pressure and composition: implications for planetary protection and lithopanspermia. Astrobiology. 5: 536-44. PMID 16078870 DOI: 10.1089/ast.2005.5.536  1
2005 Nicholson WL, Schuerger AC, Setlow P. The solar UV environment and bacterial spore UV resistance: Considerations for Earth-to-Mars transport by natural processes and human spaceflight Mutation Research - Fundamental and Molecular Mechanisms of Mutagenesis. 571: 249-264. PMID 15748651 DOI: 10.1016/j.mrfmmm.2004.10.012  1
2004 Conti LA, Belcuore TR, Nicholson WL, Paddock CD, Jenelle J, Singleton J, Childs JE, Huey M, Wiersma S, Hopkins RS. Pseudoepidemic of Q fever at an animal research facility. Vector Borne and Zoonotic Diseases (Larchmont, N.Y.). 4: 343-350. PMID 15682517 DOI: 10.1089/vbz.2004.4.343  0.44
2004 Loftis AD, Nicholson WL, Levin ML. Evaluation of immunocompetent and immunocompromised mice (Mus musculus) for infection with Ehrlichia chaffeensis and transmission to Amblyomma americanum ticks Vector-Borne and Zoonotic Diseases. 4: 323-333. PMID 15671738  0.44
2004 Maughan H, Galeano B, Nicholson WL. Novel rpoB mutations conferring rifampin resistance on Bacillus subtilis: global effects on growth, competence, sporulation, and germination. Journal of Bacteriology. 186: 2481-6. PMID 15060052 DOI: 10.1128/JB.186.8.2481-2486.2004  1
2004 Maughan H, Nicholson WL. Stochastic processes influence stationary-phase decisions in Bacillus subtilis. Journal of Bacteriology. 186: 2212-4. PMID 15028708 DOI: 10.1128/JB.186.7.2212-2214.2004  1
2003 Benardini JN, Sawyer J, Venkateswaran K, Nicholson WL. Spore UV and acceleration resistance of endolithic Bacillus pumilus and Bacillus subtilis isolates obtained from Sonoran desert basalt: implications for lithopanspermia. Astrobiology. 3: 709-17. PMID 14987476 DOI: 10.1089/153110703322736033  1
2003 McQuiston JH, McCall CL, Nicholson WL. Ehrlichiosis and related infections Journal of the American Veterinary Medical Association. 223: 1750-1756. PMID 14690204 DOI: 10.2460/javma.2003.223.1750  0.44
2003 Reynolds MG, Krebs JW, Comer JA, Sumner JW, Rushton TC, Lopez CE, Nicholson WL, Rooney JA, Lance-Parker SE, McQuiston JH, Paddock CD, Childs JE. Flying squirrel-associated typhus, United States Emerging Infectious Diseases. 9: 1341-1343. PMID 14609478  0.44
2003 Nicholson WL. Using thermal inactivation kinetics to calculate the probability of extreme spore longevity: implications for paleomicrobiology and lithopanspermia. Origins of Life and Evolution of the Biosphere : the Journal of the International Society For the Study of the Origin of Life. 33: 621-31. PMID 14601931 DOI: 10.1023/A:1025789032195  1
2003 Nicholson WL, Mcquiston J, Vannieuwenhoven TJ, Morgan EW. Rapid deployment and operation of a Q fever field laboratory in Bosnia and Herzegovina Annals of the New York Academy of Sciences. 990: 320-326. PMID 12860645  0.44
2003 McQuiston JH, Gibbons RV, Velic R, Nicholson WL, Castrodale L, Wainright SH, Vanniewenhoven TJ, Morgan EW, Arapovic L, Delilic A, O'Reilly M, Bajrovic T. Investigation of a focus of Q fever in a nonfarming population in the federation of Bosnia and Herzegovina Annals of the New York Academy of Sciences. 990: 229-232. PMID 12860631  0.44
2003 Nicholson WL, Kuhar DJ, Humphreys JG, Childs JE. Serologic evidence for a novel Ehrlichia species in woodchucks (Marmota monax) from Pennsylvania, USA Annals of the New York Academy of Sciences. 990: 90-93. PMID 12860605  0.44
2003 Galeano B, Korff E, Nicholson WL. Inactivation of vegetative cells, but not spores, of Bacillus anthracis, B. cereus, and B. subtilis on stainless steel surfaces coated with an antimicrobial silver- and zinc-containing zeolite formulation. Applied and Environmental Microbiology. 69: 4329-31. PMID 12839825 DOI: 10.1128/AEM.69.7.4329-4331.2003  1
2003 Nicholson WL, Galeano B. UV resistance of Bacillus anthracis spores revisited: validation of Bacillus subtilis spores as UV surrogates for spores of B. anthracis Sterne. Applied and Environmental Microbiology. 69: 1327-30. PMID 12571068 DOI: 10.1128/AEM.69.2.1327-1330.2003  1
2003 Marshall MM, Hayes S, Moffett J, Sterling CR, Nicholson WL. Comparison of UV inactivation of spores of three encephalitozoon species with that of spores of two DNA repair-deficient Bacillus subtilis biodosimetry strains. Applied and Environmental Microbiology. 69: 683-5. PMID 12514061 DOI: 10.1128/AEM.69.1.683-685.2003  1
2002 Levin ML, Nicholson WL, Massung RF, Sumner JW, Fish D. Comparison of the reservoir competence of medium-sized mammals and Peromyscus leucopus for Anaplasma phagocytophilum in Connecticut. Vector Borne and Zoonotic Diseases (Larchmont, N.Y.). 2: 125-36. PMID 12737542 DOI: 10.1089/15303660260613693  0.44
2002 Nicholson WL, Setlow B, Setlow P. UV photochemistry of DNA in vitro and in Bacillus subtilis spores at earth-ambient and low atmospheric pressure: implications for spore survival on other planets or moons in the solar system. Astrobiology. 2: 417-25. PMID 12593780 DOI: 10.1089/153110702762470518  1
2002 Nicholson WL, Fajardo-Cavazos P, Rebeil R, Slieman TA, Riesenman PJ, Law JF, Xue Y. Bacterial endospores and their significance in stress resistance. Antonie Van Leeuwenhoek. 81: 27-32. PMID 12448702 DOI: 10.1023/A:1020561122764  1
2002 Petrovec M, Bidovec A, Sumner JW, Nicholson WL, Childs JE, Avšič-Županc T. Infection with Anaplasma phagocytophila in cervids from Slovenia: Evidence of two genotypic lineages Wiener Klinische Wochenschrift. 114: 641-647. PMID 12422618  0.44
2002 Maughan H, Birky CW, Nicholson WL, Rosenzweig WD, Vreeland RH. The paradox of the "ancient" bacterium which contains "modern" protein-coding genes. Molecular Biology and Evolution. 19: 1637-9. PMID 12200492  1
2002 Nicholson WL, Maughan H. The spectrum of spontaneous rifampin resistance mutations in the rpoB gene of Bacillus subtilis 168 spores differs from that of vegetative cells and resembles that of Mycobacterium tuberculosis. Journal of Bacteriology. 184: 4936-40. PMID 12169622 DOI: 10.1128/JB.184.17.4936-4940.2002  1
2002 Nicholson WL. Roles of Bacillus endospores in the environment Cellular and Molecular Life Sciences. 59: 410-416. PMID 11964119 DOI: 10.1007/s00018-002-8433-7  1
2002 Schultz SM, Nicholson WL, Comer JA, Childs JE, Humphreys JG. Serologic evidence of infection with granulocytic ehrlichiae in black bears in Pennsylvania Journal of Wildlife Diseases. 38: 47-53. PMID 11838228  0.44
2001 McCall CL, Curns AT, Rotz LD, Singleton JA, Treadwell TA, Comer JA, Nicholson WL, Olson JG, Childs JE. Fort Chaffee revisited: the epidemiology of tick-borne rickettsial and ehrlichial diseases at a natural focus Vector Borne Zoonotic Dis. 1: 119-127. PMID 12653142  0.44
2001 Castro MB, Nicholson WL, Kramer VL, Childs JE. Persistent infection in Neotoma fuscipes (Muridae: Sigmodontinae) with Ehrlichia phagocytophila sensu lato American Journal of Tropical Medicine and Hygiene. 65: 261-267. PMID 11693866  0.44
2001 Lotrič-Furlan S, Avsic-Zupanc T, Petrovec M, Nicholson WL, Sumner JW, Childs JE, Strle F. Clinical and serological follow-up of patients with human granulocytic ehrlichiosis in Slovenia Clinical and Diagnostic Laboratory Immunology. 8: 899-903. PMID 11527800 DOI: 10.1128/CDLI.8.5.899-903.2001  0.44
2001 Rebeil R, Nicholson WL. The subunit structure and catalytic mechanism of the Bacillus subtilis DNA repair enzyme spore photoproduct lyase. Proceedings of the National Academy of Sciences of the United States of America. 98: 9038-43. PMID 11470912 DOI: 10.1073/pnas.161278998  1
2001 Lotrič-Furlan S, Petrovec M, Avsic-Zupanc T, Nicholson WL, Sumner JW, Childs JE, Strle F. Prospective assessment of the etiology of acute febrile illness after a tick bite in Slovenia Clinical Infectious Diseases. 33: 503-510. PMID 11462187 DOI: 10.1086/322586  0.44
2001 Slieman TA, Nicholson WL. Role of dipicolinic acid in survival of Bacillus subtilis spores exposed to artificial and solar UV radiation. Applied and Environmental Microbiology. 67: 1274-9. PMID 11229921 DOI: 10.1128/AEM.67.3.1274-1279.2001  1
2001 Mastrapa RME, Glanzberg H, Head JN, Melosh HJ, Nicholson WL. Survival of bacteria exposed to extreme acceleration: Implications for panspermia Earth and Planetary Science Letters. 189: 1-8. DOI: 10.1016/S0012-821X(01)00342-9  1
2000 Avitia CI, Castellanos-Juárez FX, Sánchez E, Téllez-Valencia A, Fajardo-Cavazos P, Nicholson WL, Pedraza-Reyes M. Temporal secretion of a multicellulolytic system in Myxobacter sp. AL-1. Molecular cloning and heterologous expression of cel9 encoding a modular endocellulase clustered in an operon with cel48, an exocellobiohydrolase gene. European Journal of Biochemistry / Febs. 267: 7058-64. PMID 11106416 DOI: 10.1046/j.1432-1327.2000.01804.x  1
2000 Comer JA, Nicholson WL, Paddock CD, Sumner JW, Childs JE. Detection of antibodies reactive with Ehrlichia chaffeensis in the raccoon Journal of Wildlife Diseases. 36: 705-712. PMID 11085432  0.44
2000 Slieman TA, Rebeil R, Nicholson WL. Spore photoproduct (SP) lyase from Bacillus subtilis specifically binds to and cleaves SP (5-thyminyl-5,6-dihydrothymine) but not cyclobutane pyrimidine dimers in UV-irradiated DNA. Journal of Bacteriology. 182: 6412-7. PMID 11053385 DOI: 10.1128/JB.182.22.6412-6417.2000  1
2000 Nicholson WL, Munakata N, Horneck G, Melosh HJ, Setlow P. Resistance of Bacillus endospores to extreme terrestrial and extraterrestrial environments. Microbiology and Molecular Biology Reviews : Mmbr. 64: 548-72. PMID 10974126  1
2000 Zeidner NS, Burkot TR, Massung R, Nicholson WL, Dolan MC, Rutherford JS, Biggerstaff BJ, Maupin GO. Transmission of the agent of human granulocytic ehrlichiosis by Ixodes spinipalpis ticks: evidence of an enzootic cycle of dual infection with Borrelia burgdorferi in Northern Colorado. The Journal of Infectious Diseases. 182: 616-9. PMID 10915099 DOI: 10.1086/315715  0.44
2000 Standaert SM, Yu T, Scott MA, Childs JE, Paddock CD, Nicholson WL, Singleton J, Blaser MJ. Primary isolation of Ehrlichia chaffeensis from patients with febrile illnesses: Clinical and molecular characteristics Journal of Infectious Diseases. 181: 1082-1088. PMID 10720534 DOI: 10.1086/315346  0.44
2000 Riesenman PJ, Nicholson WL. Role of the spore coat layers in Bacillus subtilis spore resistance to hydrogen peroxide, artificial UV-C, UV-B, and solar UV radiation. Applied and Environmental Microbiology. 66: 620-6. PMID 10653726 DOI: 10.1128/AEM.66.2.620-626.2000  1
2000 Fajardo-Cavazos P, Nicholson WL. The TRAP-like SplA protein is a trans-acting negative regulator of spore photoproduct lyase synthesis during Bacillus subtilis sporulation Journal of Bacteriology. 182: 555-560. PMID 10629212 DOI: 10.1128/JB.182.2.555-560.2000  1
2000 Slieman TA, Nicholson WL. Artificial and solar UV radiation induces strand breaks and cyclobutane pyrimidine dimers in Bacillus subtilis spore DNA. Applied and Environmental Microbiology. 66: 199-205. PMID 10618224  1
1999 Nicholson WL, Castro MB, Kramer VL, Sumner JW, Childs JE. Dusky-footed wood rats (Neotoma fuscipes) as reservoirs of granulocytic ehrlichiae (Rickettsiales: Ehrlichieae) in northern California Journal of Clinical Microbiology. 37: 3323-3327. PMID 10488199  0.44
1999 Childs JE, Ellis BA, Nicholson WL, Kosoy M, Sumner JW. Shared vector-borne zoonoses of the Old World and New World: Home grown or translocated? Schweizerische Medizinische Wochenschrift. 129: 1099-1105. PMID 10476548  0.44
1999 Childs JE, Sumner JW, Nicholson WL, Massung RF, Standaert SM, Paddock CD. Outcome of diagnostic tests using samples from patients with culture- proven human monocytic ehrlichiosis: Implications for surveillance Journal of Clinical Microbiology. 37: 2997-3000. PMID 10449489  0.44
1999 Nicholson WL, Law JF. Method for purification of bacterial endospores from soils: UV resistance of natural Sonoran desert soil populations of Bacillus spp. with reference to B. subtilis strain 168 Journal of Microbiological Methods. 35: 13-21. PMID 10076626 DOI: 10.1016/S0167-7012(98)00097-9  1
1999 Comer JA, Nicholson WL, Olson JG, Childs JE. Serologic testing for human granulocytic ehrlichiosis at a National Referral Center Journal of Clinical Microbiology. 37: 558-564. PMID 9986812  0.44
1999 Petrovec M, Sumner JW, Nicholson WL, Childs JE, Strle F, Barlič J, Lotrič-Furlan S, Avšič Županc T. Identity of ehrlichial DNA sequences derived from Ixodes ricinus ticks with those obtained from patients with human granulocytic ehrlichiosis in Slovenia Journal of Clinical Microbiology. 37: 209-210. PMID 9854093  0.44
1999 Comer JA, Nicholson WL, Sumner JW, Olson JG, Childs JE. Diagnosis of human ehrlichiosis by PCR assay of acute-phase serum Journal of Clinical Microbiology. 37: 31-34. PMID 9854059  0.44
1998 Lotrič-Furlan S, Petrovec M, Avšič-Županc T, Nicholson WL, Sumner JW, Childs JE, Strle F. Human ehrlichiosis in Central Europe Wiener Klinische Wochenschrift. 110: 894-897. PMID 10048172  0.44
1998 Lotrič-Furlan S, Petrovec M, Zupanc TA, Nicholson WL, Sumner JW, Childs JE, Strle F. Human granulocytic ehrlichiosis in Europe: Clinical and laboratory findings for four patients from Slovenia Clinical Infectious Diseases. 27: 424-428. PMID 9770134  0.44
1998 Rebeil R, Sun Y, Chooback L, Pedraza-Reyes M, Kinsland C, Begley TP, Nicholson WL. Spore photoproduct lyase from Bacillus subtilis spores is a novel iron-sulfur DNA repair enzyme which shares features with proteins such as class III anaerobic ribonucleotide reductases and pyruvate-formate lyases. Journal of Bacteriology. 180: 4879-85. PMID 9733691  1
1998 Massung RF, Slater K, Owens JH, Nicholson WL, Mather TN, Solberg VB, Olson JG. Nested PCR assay for detection of granulocytic ehrlichiae Journal of Clinical Microbiology. 36: 1090-1095. PMID 9542943  0.44
1998 Nicholson WL, Muir S, Sumner JW, Childs JE. Serologic evidence of infection with Ehrlichia spp. in wild rodents (Muridae: Sigmodontinae) in the United States Journal of Clinical Microbiology. 36: 695-700. PMID 9508298  0.44
1997 Nicholson WL, Chooback L, Fajardo-Cavazos P. Analysis of spore photoproduct lyase operon (splAB) function using targeted deletion-insertion mutations spanning the Bacillus subtilis operons ptsHI and splAB. Molecular & General Genetics : Mgg. 255: 587-94. PMID 9323362 DOI: 10.1007/s004380050532  1
1997 Sumner JW, Nicholson WL, Massung RF. PCR amplification and comparison of nucleotide sequences from the groESL heat shock operon of Ehrlichia species Journal of Clinical Microbiology. 35: 2087-2092. PMID 9230387  0.44
1997 Nicholson WL, Comer JA, Sumner JW, Gingrich-Baker C, Coughlin RT, Magnarelli LA, Olson JG, Childs JE. An indirect immunofluorescence assay using a cell culture-derived antigen for detection of antibodies to the agent of human granulocytic ehrlichiosis Journal of Clinical Microbiology. 35: 1510-1516. PMID 9163471  0.44
1997 Pedraza-Reyes M, Gutiérrez-Corona F, Nicholson WL. Spore photoproduct lyase operon (splAB) regulation during Bacillus subtilis sporulation: modulation of splB-lacZ fusion expression by P1 promoter mutations and by an in-frame deletion of splA. Current Microbiology. 34: 133-7. PMID 9009064 DOI: 10.1007/s002849900157  1
1996 Xue Y, Nicholson WL. The two major spore DNA repair pathways, nucleotide excision repair and spore photoproduct lyase, are sufficient for the resistance of Bacillus subtilis spores to artificial UV-C and UV-B but not to solar radiation. Applied and Environmental Microbiology. 62: 2221-7. PMID 8779559  1
1995 Nicholson WL. Photoreactivation in the genus Bacillus Current Microbiology. 31: 361-364. PMID 8528007 DOI: 10.1007/BF00294700  1
1995 Fajardo-Cavazos P, Nicholson WL. Molecular dissection of mutations in the Bacillus subtilis spore photoproduct lyase gene which affect repair of spore DNA damage caused by UV radiation Journal of Bacteriology. 177: 4402-4409. PMID 7635825  1
1994 Breitschwerdt EB, Nicholson WL, Kiehl AR, Steers C, Meuten DJ, Levine JF. Natural infections with Borrelia spirochetes in two dogs from Florida Journal of Clinical Microbiology. 32: 352-357. PMID 8150943  0.44
1994 Pedraza-Reyes M, Gutiérrez-Corona F, Nicholson WL. Temporal regulation and forespore-specific expression of the spore photoproduct lyase gene by sigma-G RNA polymerase during Bacillus subtilis sporulation. Journal of Bacteriology. 176: 3983-91. PMID 8021181  1
1994 Sun Y, Palasingam K, Nicholson WL. High-pressure liquid chromatography assay for quantitatively monitoring spore photoproduct repair mediated by spore photoproduct lyase during germination of uv-irradiated Bacillus subtilis spores. Analytical Biochemistry. 221: 61-5. PMID 7985805 DOI: 10.1006/abio.1994.1379  1
1993 Fajardo-Cavazos P, Salazar C, Nicholson WL. Molecular cloning and characterization of the Bacillus subtilis spore photoproduct lyase (spl) gene, which is involved in repair of UV radiation- induced DNA damage during spore germination Journal of Bacteriology. 175: 1735-1744. PMID 8449881  1
1992 Levine JF, Levy MG, Nicholson WL, Irby WS, Gager R, Apperson CS. Attempted mechanical transfer of Ehrlichia risticii by tabanids (Diptera: Tabanidae). Journal of Medical Entomology. 29: 806-12. PMID 1404259  0.44
1991 Greene RT, Walker RL, Nicholson WL, Levine JF. Comparison of an enzyme-linked immunosorbent assay to an indirect immunofluorescence assay for the detection of antibodies to Borrelia burgdorferi in the dog Veterinary Microbiology. 26: 179-190. PMID 2024439 DOI: 10.1016/0378-1135(91)90054-J  0.44
1991 Levine JF, Apperson CS, Spiegel RA, Nicholson WL, Staes CJ. Indigenous cases of lyme disease diagnosed in north carolina Southern Medical Journal. 84: 27-31. PMID 1986423 DOI: 10.1097/00007611-199101000-00008  0.44
1991 Levine JF, Sonenshine DE, Nicholson WL, Turner RT. Borrelia burgdorferi in ticks (Acari: Ixodidae) from coastal Virginia Journal of Medical Entomology. 28: 668-674. PMID 1941936 DOI: 10.1093/jmedent/28.5.668  0.44
1991 Nicholson WL, Setlow B, Setlow P. Ultraviolet irradiation of DNA complexed with alpha/beta-type small, acid-soluble proteins from spores of Bacillus or Clostridium species makes spore photoproduct but not thymine dimers. Proceedings of the National Academy of Sciences of the United States of America. 88: 8288-92. PMID 1924287 DOI: 10.1073/pnas.88.19.8288  1
1991 Henkin TM, Grundy FJ, Nicholson WL, Chambliss GH. Catabolite repression of alpha-amylase gene expression in Bacillus subtilis involves a trans-acting gene product homologous to the Escherichia coli lacl and galR repressors. Molecular Microbiology. 5: 575-84. PMID 1904524 DOI: 10.1111/j.1365-2958.1991.tb00728.x  1
1990 Levine JF, Dykstra MJ, Nicholson WL, Walker RL, Massey G, Barnes HJ. Attenuation of Borrelia anserina by serial passage in liquid medium Research in Veterinary Science. 48: 64-69. PMID 2300719  0.44
1990 Apperson CS, Levine JF, Nicholson WL. Geographic occurrence of Ixodes scapularis and Amblyomma americanum (Acari: Ixodidae) infesting white-tailed deer in North Carolina Journal of Wildlife Diseases. 26: 550-553. PMID 2250335  0.44
1990 Levine JF, Levy MG, Nicholson WL, Gager RB. Attempted Ehrlichia risticii transmission with Dermacentor variabilis (Acari: Ixodidae) Journal of Medical Entomology. 27: 931-933. PMID 2231630  0.44
1990 Nicholson WL, Setlow B, Setlow P. Binding of DNA in vitro by a small, acid-soluble spore protein from Bacillus subtilis and the effect of this binding on DNA topology. Journal of Bacteriology. 172: 6900-6. PMID 2123857  1
1990 Nicholson WL, Setlow P. Dramatic increase in negative superhelicity of plasmid DNA in the forespore compartment of sporulating cells of Bacillus subtilis. Journal of Bacteriology. 172: 7-14. PMID 2104613  1
1990 Torrence ME, Jenkins SR, Levine JF, Nicholson WL, Pelzer KD. Serosurvey of shelter dogs in Virginia for antibodies to Borrelia burgdorferi Preventive Veterinary Medicine. 10: 41-46. DOI: 10.1016/0167-5877(90)90049-N  0.44
1989 Green RT, Nicholson WL, Breitschwerdt EB, Levine JF. Taking a second hard look at Borrelia burgdorferi Journal of the American Veterinary Medical Association. 195: 562-563. PMID 2777700  0.44
1989 Nakatani Y, Nicholson WL, Neitzke KD, Setlow P, Freese E. Sigma-G RNA polymerase controls forespore-specific expression of the glucose dehydrogenase operon in Bacillus subtilis. Nucleic Acids Research. 17: 999-1017. PMID 2493633 DOI: 10.1093/nar/17.3.999  1
1989 Walker RL, Greene RT, Nicholson WL, Levine JF. Shared flagellar epitopes of Borrelia burgdorferi and Borrelia anserina Veterinary Microbiology. 19: 361-371. PMID 2473569 DOI: 10.1016/0378-1135(89)90101-6  0.44
1989 Nicholson WL, Sun DX, Setlow B, Setlow P. Promoter specificity of sigma G-containing RNA polymerase from sporulating cells of Bacillus subtilis: identification of a group of forespore-specific promoters. Journal of Bacteriology. 171: 2708-18. PMID 2468649  1
1988 Greene RT, Levine JF, Breitschwerdt EB, Walker RL, Berkhoff HA, Cullen J, Nicholson WL. Clinical and serologic evaluations of induced Borrelia burgdorferi infection in dogs American Journal of Veterinary Research. 49: 752-757. PMID 3041881  0.44
1987 Nicholson WL, Park YK, Henkin TM, Won M, Weickert MJ, Gaskell JA, Chambliss GH. Catabolite repression-resistant mutations of the Bacillus subtilis alpha-amylase promoter affect transcription levels and are in an operator-like sequence. Journal of Molecular Biology. 198: 609-18. PMID 3123701 DOI: 10.1016/0022-2836(87)90204-X  1
1987 Nicholson WL, Chambliss GH. Effect of decoyinine on the regulation of alpha-amylase synthesis in Bacillus subtilis. Journal of Bacteriology. 169: 5867-9. PMID 3119574 DOI: 10.1128/jb.169.12.5867-5869.1987  1
1986 Nicholson WL, Chambliss GH. Molecular cloning of cis-acting regulatory alleles of the Bacillus subtilis amyR region by using gene conversion transformation. Journal of Bacteriology. 165: 663-70. PMID 3081488 DOI: 10.1128/jb.165.3.663-670.1986  1
1985 Nicholson WL, Chambliss GH, Buckbinder L, Ambulos NP, Lovett PS. Isolation and expression of a constitutive variant of the chloramphenicol-inducible plasmid gene cat-86 under control of the Bacillus subtilis 168 amylase promoter. Gene. 35: 113-20. PMID 3928441 DOI: 10.1016/0378-1119(85)90163-5  1
1985 Nicholson WL, Chambliss GH. Isolation and characterization of a cis-acting mutation conferring catabolite repression resistance to alpha-amylase synthesis in Bacillus subtilis. Journal of Bacteriology. 161: 875-81. PMID 3918991 DOI: 10.1128/jb.161.3.875-881.1985  1
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