Ashok K. Chopra - Publications

Affiliations: 
University of Texas Medical Branch, Galveston, TX 
Area:
Microbiology Biology

113 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 Zhu J, Tao P, Mahalingam M, Sha J, Kilgore P, Chopra AK, Rao V. A prokaryotic-eukaryotic hybrid viral vector for delivery of large cargos of genes and proteins into human cells. Science Advances. 5: eaax0064. PMID 31457098 DOI: 10.1126/sciadv.aax0064  0.6
2019 Alamer E, Carpio VH, Ibitokou SA, Kirtley ML, Phoenix IR, Opata MM, Wilson KD, Cong Y, Dann SM, Chopra AK, Stephens R. Dissemination of non-typhoidal Salmonella during Plasmodium chabaudi infection affects anti-malarial immunity. Parasitology Research. PMID 31119381 DOI: 10.1007/s00436-019-06349-z  0.52
2019 Ramana KV, Fadl AA, Tammali R, Reddy ABM, Chopra AK, Srivastava SK. Expression of Concern: Aldose reductase mediates the lipopolysaccharide-induced release of inflammatory mediators in RAW264.7 murine macrophages. The Journal of Biological Chemistry. 294: 1633. PMID 30710008 DOI: 10.1074/jbc.EC119.007462  0.6
2018 Tao P, Mahalingam M, Zhu J, Moayeri M, Sha J, Lawrence WS, Leppla SH, Chopra AK, Rao VB. A Bacteriophage T4 Nanoparticle-Based Dual Vaccine against Anthrax and Plague. Mbio. 9. PMID 30327445 DOI: 10.1128/mBio.01926-18  0.6
2017 Sim BKL, Li M, Osorio M, Wu Y, Wai TT, Peterson JW, James ER, Chakravarty S, Gao L, Xu R, Kc N, Stafford RE, Lawrence WS, Yeager LA, Peel JE, ... ... Chopra AK, et al. Protection against inhalation anthrax by immunization with Salmonella enterica serovar Typhi Ty21a stably producing protective antigen of Bacillus anthracis. Npj Vaccines. 2: 17. PMID 29263873 DOI: 10.1038/s41541-017-0018-4  0.64
2017 Andersson JA, Sha J, Kirtley ML, Reyes E, Fitts EC, Dann SM, Chopra AK. Combating multi-drug resistant pathogens with host-directed non-antibiotic therapeutics. Antimicrobial Agents and Chemotherapy. PMID 29109161 DOI: 10.1128/AAC.01943-17  0.6
2017 Andersson JA, Sha J, Erova TE, Fitts EC, Ponnusamy D, Kozlova EV, Kirtley ML, Chopra AK. Identification of New Virulence Factors and Vaccine Candidates for Yersinia pestis. Frontiers in Cellular and Infection Microbiology. 7: 448. PMID 29090192 DOI: 10.3389/fcimb.2017.00448  0.6
2017 Tao P, Mahalingam M, Zhu J, Moayeri M, Kirtley ML, Fitts EC, Andersson JA, Lawrence WS, Leppla SH, Chopra AK, Rao VB. A Bivalent Anthrax-Plague Vaccine That Can Protect against Two Tier-1 Bioterror Pathogens, Bacillus anthracis and Yersinia pestis. Frontiers in Immunology. 8: 687. PMID 28694806 DOI: 10.3389/fimmu.2017.00687  0.52
2016 Tiner BL, Sha J, Cong Y, Kirtley ML, Andersson JA, Chopra AK. Immunisation of two rodent species with new live-attenuated mutants of Yersinia pestis CO92 induces protective long-term humoral- and cell-mediated immunity against pneumonic plague. Npj Vaccines. 1: 16020. PMID 29263858 DOI: 10.1038/npjvaccines.2016.20  0.6
2016 Falik Zaccai TC, Savitzki D, Zivony-Elboum Y, Vilboux T, Fitts EC, Shoval Y, Kalfon L, Samra N, Keren Z, Gross B, Chasnyk N, Straussberg R, Mullikin JC, Teer JK, Geiger D, ... ... Chopra AK, et al. Phospholipase A2-activating protein is associated with a novel form of leukoencephalopathy. Brain : a Journal of Neurology. PMID 28007986 DOI: 10.1093/brain/aww295  0.64
2016 Fitts EC, Andersson JA, Kirtley ML, Sha J, Erova TE, Chauhan S, Motin VL, Chopra AK. New Insights into Autoinducer-2 Signaling as a Virulence Regulator in a Mouse Model of Pneumonic Plague. Msphere. 1. PMID 27981238 DOI: 10.1128/mSphere.00342-16  0.6
2016 Erova TE, Kirtley ML, Fitts EC, Ponnusamy D, Baze WB, Andersson JA, Cong Y, Tiner BL, Sha J, Chopra AK. Protective Immunity Elicited by Oral Immunization of Mice with Salmonella enterica Serovar Typhimurium Braun Lipoprotein (Lpp) and Acetyltransferase (MsbB) Mutants. Frontiers in Cellular and Infection Microbiology. 6: 148. PMID 27891321 DOI: 10.3389/fcimb.2016.00148  0.6
2016 Liu T, Wei Y, Liu G, Shi B, Giovanni S, Peterson JW, Chopra AK. A mutated cholera toxin without the ADP-ribosyltransferase activity induces cytokine production and inhibits apoptosis of splenocytes in mice possibly via toll-like receptor-4 signaling. Molecular Immunology. 75: 21-27. PMID 27213813 DOI: 10.1016/j.molimm.2016.05.005  0.64
2016 Sha J, Kirtley ML, Klages C, Erova TE, Telepnev M, Ponnusamy D, Fitts EC, Baze WB, Sivasubramani SK, Lawrence WS, Patrikeev I, Peel JE, Andersson JA, Kozlova EV, Tiner BL, ... ... Chopra AK, et al. A replication-defective human type-5 adenovirus-based trivalent vaccine confers complete protection against plague in mice and non-human primates. Clinical and Vaccine Immunology : Cvi. PMID 27170642 DOI: 10.1128/CVI.00150-16  0.64
2016 Andersson JA, Fitts EC, Kirtley ML, Ponnusamy D, Peniche AG, Dann SM, Motin VL, Chauhan S, Rosenzweig JA, Sha J, Chopra AK. New role for FDA-approved drugs in combating antibiotic-resistant bacteria. Antimicrobial Agents and Chemotherapy. PMID 27067323 DOI: 10.1128/AAC.00326-16  0.64
2016 Ponnusamy D, Kozlova EV, Sha J, Erova TE, Azar SR, Fitts EC, Kirtley ML, Tiner BL, Andersson JA, Grim CJ, Isom RP, Hasan NA, Colwell RR, Chopra AK. Cross-talk among flesh-eating Aeromonas hydrophila strains in mixed infection leading to necrotizing fasciitis. Proceedings of the National Academy of Sciences of the United States of America. PMID 26733683 DOI: 10.1073/pnas.1523817113  0.64
2015 Tiner BL, Sha J, Ponnusamy D, Baze WB, Fitts EC, Popov VL, van Lier CJ, Erova TE, Chopra AK. Intramuscular immunization of mice with a live-attenuated triple mutant of Yersinia pestis CO92 induces robust humoral and cell-mediated immunity to completely protect animals against pneumonic plague. Clinical and Vaccine Immunology : Cvi. PMID 26446423 DOI: 10.1128/CVI.00499-15  0.64
2015 Ponnusamy D, Fitts EC, Sha J, Erova TE, Kozlova EV, Kirtley ML, Tiner BL, Andersson JA, Chopra AK. High-throughput, signature-tagged mutagenic approach to identify novel virulence factors of Yersinia pestis CO92 in a mouse model of infection. Infection and Immunity. 83: 2065-81. PMID 25754198 DOI: 10.1128/IAI.02913-14  0.64
2015 van Lier CJ, Tiner BL, Chauhan S, Motin VL, Fitts EC, Huante MB, Endsley JJ, Ponnusamy D, Sha J, Chopra AK. Further characterization of a highly attenuated Yersinia pestis CO92 mutant deleted for the genes encoding Braun lipoprotein and plasminogen activator protease in murine alveolar and primary human macrophages. Microbial Pathogenesis. 80: 27-38. PMID 25697665 DOI: 10.1016/j.micpath.2015.02.005  0.64
2015 Tiner BL, Sha J, Kirtley ML, Erova TE, Popov VL, Baze WB, van Lier CJ, Ponnusamy D, Andersson JA, Motin VL, Chauhan S, Chopra AK. Combinational deletion of three membrane protein-encoding genes highly attenuates yersinia pestis while retaining immunogenicity in a mouse model of pneumonic plague. Infection and Immunity. 83: 1318-38. PMID 25605764 DOI: 10.1128/IAI.02778-14  0.64
2014 Rosenzweig JA, Ahmed S, Eunson J, Chopra AK. Low-shear force associated with modeled microgravity and spaceflight does not similarly impact the virulence of notable bacterial pathogens. Applied Microbiology and Biotechnology. 98: 8797-807. PMID 25149449 DOI: 10.1007/s00253-014-6025-8  0.4
2014 Grim CJ, Kozlova EV, Ponnusamy D, Fitts EC, Sha J, Kirtley ML, van Lier CJ, Tiner BL, Erova TE, Joseph SJ, Read TD, Shak JR, Joseph SW, Singletary E, Felland T, ... ... Chopra AK, et al. Functional genomic characterization of virulence factors from necrotizing fasciitis-causing strains of Aeromonas hydrophila. Applied and Environmental Microbiology. 80: 4162-83. PMID 24795370 DOI: 10.1128/AEM.00486-14  0.64
2014 van Lier CJ, Sha J, Kirtley ML, Cao A, Tiner BL, Erova TE, Cong Y, Kozlova EV, Popov VL, Baze WB, Chopra AK. Deletion of Braun lipoprotein and plasminogen-activating protease-encoding genes attenuates Yersinia pestis in mouse models of bubonic and pneumonic plague. Infection and Immunity. 82: 2485-503. PMID 24686064 DOI: 10.1128/IAI.01595-13  0.6
2013 Rosenzweig JA, Chopra AK. The exoribonuclease Polynucleotide Phosphorylase influences the virulence and stress responses of yersiniae and many other pathogens. Frontiers in Cellular and Infection Microbiology. 3: 81. PMID 24312901 DOI: 10.3389/fcimb.2013.00081  0.64
2013 Rosenzweig JA, Chopra AK. Modulation of host immune defenses by Aeromonas and Yersinia species: convergence on toxins secreted by various secretion systems. Frontiers in Cellular and Infection Microbiology. 3: 70. PMID 24199174 DOI: 10.3389/fcimb.2013.00070  0.64
2013 Lawal A, Kirtley ML, van Lier CJ, Erova TE, Kozlova EV, Sha J, Chopra AK, Rosenzweig JA. The effects of modeled microgravity on growth kinetics, antibiotic susceptibility, cold growth, and the virulence potential of a Yersinia pestis ymoA-deficient mutant and its isogenic parental strain. Astrobiology. 13: 821-32. PMID 23988036 DOI: 10.1089/ast.2013.0968  0.6
2013 Tao P, Mahalingam M, Kirtley ML, van Lier CJ, Sha J, Yeager LA, Chopra AK, Rao VB. Mutated and bacteriophage T4 nanoparticle arrayed F1-V immunogens from Yersinia pestis as next generation plague vaccines. Plos Pathogens. 9: e1003495. PMID 23853602 DOI: 10.1371/journal.ppat.1003495  0.6
2013 Grim CJ, Kozlova EV, Sha J, Fitts EC, van Lier CJ, Kirtley ML, Joseph SJ, Read TD, Burd EM, Tall BD, Joseph SW, Horneman AJ, Chopra AK, Shak JR. Characterization of Aeromonas hydrophila wound pathotypes by comparative genomic and functional analyses of virulence genes. Mbio. 4: e00064-13. PMID 23611906 DOI: 10.1128/mBio.00064-13  0.64
2013 Sha J, Rosenzweig JA, Kozlova EV, Wang S, Erova TE, Kirtley ML, van Lier CJ, Chopra AK. Evaluation of the roles played by Hcp and VgrG type 6 secretion system effectors in Aeromonas hydrophila SSU pathogenesis. Microbiology (Reading, England). 159: 1120-35. PMID 23519162 DOI: 10.1099/mic.0.063495-0  0.6
2013 Sha J, Kirtley ML, van Lier CJ, Wang S, Erova TE, Kozlova EV, Cao A, Cong Y, Fitts EC, Rosenzweig JA, Chopra AK. Deletion of the Braun lipoprotein-encoding gene and altering the function of lipopolysaccharide attenuate the plague bacterium. Infection and Immunity. 81: 815-28. PMID 23275092 DOI: 10.1128/IAI.01067-12  0.6
2013 Erova TE, Rosenzweig JA, Sha J, Suarez G, Sierra JC, Kirtley ML, van Lier CJ, Telepnev MV, Motin VL, Chopra AK. Evaluation of protective potential of Yersinia pestis outer membrane protein antigens as possible candidates for a new-generation recombinant plague vaccine. Clinical and Vaccine Immunology : Cvi. 20: 227-38. PMID 23239803 DOI: 10.1128/CVI.00597-12  0.64
2013 Sha J, Rosenzweig JA, Kirtley ML, van Lier CJ, Fitts EC, Kozlova EV, Erova TE, Tiner BL, Chopra AK. A non-invasive in vivo imaging system to study dissemination of bioluminescent Yersinia pestis CO92 in a mouse model of pneumonic plague. Microbial Pathogenesis. 55: 39-50. PMID 23063826 DOI: 10.1016/j.micpath.2012.09.011  0.6
2012 Shniffer A, Visschedyk DD, Ravulapalli R, Suarez G, Turgeon ZJ, Petrie AA, Chopra AK, Merrill AR. Characterization of an actin-targeting ADP-ribosyltransferase from Aeromonas hydrophila. The Journal of Biological Chemistry. 287: 37030-41. PMID 22969084 DOI: 10.1074/jbc.M112.397612  0.64
2012 Rosenzweig JA, Chopra AK. The effect of low shear force on the virulence potential of Yersinia pestis: new aspects that space-like growth conditions and the final frontier can teach us about a formidable pathogen. Frontiers in Cellular and Infection Microbiology. 2: 107. PMID 22919696 DOI: 10.3389/fcimb.2012.00107  0.64
2012 Rosenzweig JA, Chopra AK. The future of plague vaccines: hopes raised by a surrogate, live-attenuated recombinant vaccine candidate. Expert Review of Vaccines. 11: 659-61. PMID 22873124 DOI: 10.1586/erv.12.34  0.64
2012 Suarez G, Khajanchi BK, Sierra JC, Erova TE, Sha J, Chopra AK. Actin cross-linking domain of Aeromonas hydrophila repeat in toxin A (RtxA) induces host cell rounding and apoptosis. Gene. 506: 369-76. PMID 22814176 DOI: 10.1016/j.gene.2012.07.012  0.64
2012 Kozlova EV, Khajanchi BK, Popov VL, Wen J, Chopra AK. Impact of QseBC system in c-di-GMP-dependent quorum sensing regulatory network in a clinical isolate SSU of Aeromonas hydrophila. Microbial Pathogenesis. 53: 115-24. PMID 22664750 DOI: 10.1016/j.micpath.2012.05.008  0.64
2012 Erova TE, Kosykh VG, Sha J, Chopra AK. DNA adenine methyltransferase (Dam) controls the expression of the cytotoxic enterotoxin (act) gene of Aeromonas hydrophila via tRNA modifying enzyme-glucose-inhibited division protein (GidA). Gene. 498: 280-7. PMID 22391092 DOI: 10.1016/j.gene.2012.02.024  0.6
2012 Shippy DC, Heintz JA, Albrecht RM, Eakley NM, Chopra AK, Fadl AA. Deletion of glucose-inhibited division (gidA) gene alters the morphological and replication characteristics of Salmonella enterica Serovar typhimurium. Archives of Microbiology. 194: 405-12. PMID 22109813 DOI: 10.1007/s00203-011-0769-7  0.6
2012 Khajanchi BK, Kozlova EV, Sha J, Popov VL, Chopra AK. The two-component QseBC signalling system regulates in vitro and in vivo virulence of Aeromonas hydrophila. Microbiology (Reading, England). 158: 259-71. PMID 21998161 DOI: 10.1099/mic.0.051805-0  0.64
2011 Galindo CL, Rosenzweig JA, Kirtley ML, Chopra AK. Pathogenesis of Y. enterocolitica and Y. pseudotuberculosis in Human Yersiniosis. Journal of Pathogens. 2011: 182051. PMID 22567322 DOI: 10.4061/2011/182051  0.52
2011 Eakley NM, Bochsler PN, Gopal Reddy P, Chopra AK, Fadl AA. Biological and virulence characteristics of the YqhC mutant of Salmonella. Microbiology and Immunology. 55: 830-40. PMID 22004521 DOI: 10.1111/j.1348-0421.2011.00387.x  0.6
2011 Rosenzweig JA, Brackman SM, Kirtley ML, Sha J, Erova TE, Yeager LA, Peterson JW, Xu ZQ, Chopra AK. Cethromycin-mediated protection against the plague pathogen Yersinia pestis in a rat model of infection and comparison with levofloxacin. Antimicrobial Agents and Chemotherapy. 55: 5034-42. PMID 21859946 DOI: 10.1128/AAC.00632-11  0.64
2011 Rosenzweig JA, Jejelowo O, Sha J, Erova TE, Brackman SM, Kirtley ML, van Lier CJ, Chopra AK. Progress on plague vaccine development. Applied Microbiology and Biotechnology. 91: 265-86. PMID 21670978 DOI: 10.1007/s00253-011-3380-6  0.6
2011 Khajanchi BK, Kirtley ML, Brackman SM, Chopra AK. Immunomodulatory and protective roles of quorum-sensing signaling molecules N-acyl homoserine lactones during infection of mice with Aeromonas hydrophila. Infection and Immunity. 79: 2646-57. PMID 21536794 DOI: 10.1128/IAI.00096-11  0.64
2011 Lawal A, Jejelowo O, Chopra AK, Rosenzweig JA. Ribonucleases and bacterial virulence. Microbial Biotechnology. 4: 558-71. PMID 21375713 DOI: 10.1111/j.1751-7915.2010.00212.x  0.4
2011 Sha J, Endsley JJ, Kirtley ML, Foltz SM, Huante MB, Erova TE, Kozlova EV, Popov VL, Yeager LA, Zudina IV, Motin VL, Peterson JW, DeBord KL, Chopra AK. Characterization of an F1 deletion mutant of Yersinia pestis CO92, pathogenic role of F1 antigen in bubonic and pneumonic plague, and evaluation of sensitivity and specificity of F1 antigen capture-based dipsticks. Journal of Clinical Microbiology. 49: 1708-15. PMID 21367990 DOI: 10.1128/JCM.00064-11  0.64
2011 Shippy DC, Eakley NM, Bochsler PN, Chopra AK, Fadl AA. Biological and virulence characteristics of Salmonella enterica serovar Typhimurium following deletion of glucose-inhibited division (gidA) gene. Microbial Pathogenesis. 50: 303-13. PMID 21320585 DOI: 10.1016/j.micpath.2011.02.004  0.6
2011 Kozlova EV, Khajanchi BK, Sha J, Chopra AK. Quorum sensing and c-di-GMP-dependent alterations in gene transcripts and virulence-associated phenotypes in a clinical isolate of Aeromonas hydrophila. Microbial Pathogenesis. 50: 213-23. PMID 21256953 DOI: 10.1016/j.micpath.2011.01.007  0.64
2010 Gnade BT, Moen ST, Chopra AK, Peterson JW, Yeager LA. Emergence of anthrax edema toxin as a master manipulator of macrophage and B cell functions. Toxins. 2: 1881-97. PMID 22069663 DOI: 10.3390/toxins2071881  0.64
2010 Peterson JW, Moen ST, Healy D, Pawlik JE, Taormina J, Hardcastle J, Thomas JM, Lawrence WS, Ponce C, Chatuev BM, Gnade BT, Foltz SM, Agar SL, Sha J, Klimpel GR, ... ... Chopra AK, et al. Protection Afforded by Fluoroquinolones in Animal Models of Respiratory Infections with Bacillus anthracis, Yersinia pestis, and Francisella tularensis. The Open Microbiology Journal. 4: 34-46. PMID 21127743 DOI: 10.2174/1874285801004010034  0.64
2010 Suarez G, Sierra JC, Kirtley ML, Chopra AK. Role of Hcp, a type 6 secretion system effector, of Aeromonas hydrophila in modulating activation of host immune cells. Microbiology (Reading, England). 156: 3678-88. PMID 20798163 DOI: 10.1099/mic.0.041277-0  0.64
2010 Sierra JC, Suarez G, Sha J, Baze WB, Foltz SM, Chopra AK. Unraveling the mechanism of action of a new type III secretion system effector AexU from Aeromonas hydrophila. Microbial Pathogenesis. 49: 122-34. PMID 20553837 DOI: 10.1016/j.micpath.2010.05.011  0.64
2010 Galindo CL, Sha J, Moen ST, Agar SL, Kirtley ML, Foltz SM, McIver LJ, Kozlova EV, Garner HR, Chopra AK. Comparative Global Gene Expression Profiles of Wild-Type Yersinia pestis CO92 and Its Braun Lipoprotein Mutant at Flea and Human Body Temperatures. Comparative and Functional Genomics. 342168. PMID 20508723 DOI: 10.1155/2010/342168  0.64
2010 Leyva-Illades D, Cherla RP, Galindo CL, Chopra AK, Tesh VL. Global transcriptional response of macrophage-like THP-1 cells to Shiga toxin type 1. Infection and Immunity. 78: 2454-65. PMID 20351145 DOI: 10.1128/IAI.01341-09  0.64
2010 Khajanchi BK, Fadl AA, Borchardt MA, Berg RL, Horneman AJ, Stemper ME, Joseph SW, Moyer NP, Sha J, Chopra AK. Distribution of virulence factors and molecular fingerprinting of Aeromonas species isolates from water and clinical samples: suggestive evidence of water-to-human transmission. Applied and Environmental Microbiology. 76: 2313-25. PMID 20154106 DOI: 10.1128/AEM.02535-09  0.64
2010 Suarez G, Sierra JC, Erova TE, Sha J, Horneman AJ, Chopra AK. A type VI secretion system effector protein, VgrG1, from Aeromonas hydrophila that induces host cell toxicity by ADP ribosylation of actin. Journal of Bacteriology. 192: 155-68. PMID 19880608 DOI: 10.1128/JB.01260-09  0.64
2010 Liu T, Agar SL, Sha J, Chopra AK. Deletion of Braun lipoprotein gene (lpp) attenuates Yersinia pestis KIM/D27 strain: role of Lpp in modulating host immune response, NF-kappaB activation and cell death. Microbial Pathogenesis. 48: 42-52. PMID 19737605 DOI: 10.1016/j.micpath.2009.09.002  0.64
2010 Evans SE, Scott BL, Clement CG, Larson DT, Kontoyiannis D, Lewis RE, Lasala PR, Pawlik J, Peterson JW, Chopra AK, Klimpel G, Bowden G, Höök M, Xu Y, Tuvim MJ, et al. Stimulated innate resistance of lung epithelium protects mice broadly against bacteria and fungi. American Journal of Respiratory Cell and Molecular Biology. 42: 40-50. PMID 19329554 DOI: 10.1165/rcmb.2008-0260OC  0.64
2009 Woodberry MW, Aguilera-Aguirre L, Bacsi A, Chopra AK, Kurosky A, Peterson JW, Boldogh I. ATP Depletion Via Mitochondrial F1F0 Complex by Lethal Factor is an Early Event in B. Anthracis-Induced Sudden Cell Death. Journal of Cell Death. 2: 25-39. PMID 26124678  0.64
2009 Galindo CL, Moen ST, Kozlova EV, Sha J, Garner HR, Agar SL, Chopra AK. Comparative Analyses of Transcriptional Profiles in Mouse Organs Using a Pneumonic Plague Model after Infection with Wild-Type Yersinia pestis CO92 and Its Braun Lipoprotein Mutant. Comparative and Functional Genomics. 2009: 914762. PMID 20145715 DOI: 10.1155/2009/914762  0.64
2009 Thomas JM, Moen ST, Gnade BT, Vargas-Inchaustegui DA, Foltz SM, Suarez G, Heidner HW, König R, Chopra AK, Peterson JW. Recombinant Sindbis virus vectors designed to express protective antigen of Bacillus anthracis protect animals from anthrax and display synergy with ciprofloxacin. Clinical and Vaccine Immunology : Cvi. 16: 1696-9. PMID 19759250 DOI: 10.1128/CVI.00173-09  0.64
2009 Khajanchi BK, Sha J, Kozlova EV, Erova TE, Suarez G, Sierra JC, Popov VL, Horneman AJ, Chopra AK. N-acylhomoserine lactones involved in quorum sensing control the type VI secretion system, biofilm formation, protease production, and in vivo virulence in a clinical isolate of Aeromonas hydrophila. Microbiology (Reading, England). 155: 3518-31. PMID 19729404 DOI: 10.1099/mic.0.031575-0  0.64
2009 Chopra AK, Graf J, Horneman AJ, Johnson JA. Virulence factor-activity relationships (VFAR) with specific emphasis on Aeromonas species (spp.). Journal of Water and Health. 7: S29-54. PMID 19717930 DOI: 10.2166/wh.2009.053  0.48
2009 Robinson JB, Telepnev MV, Zudina IV, Bouyer D, Montenieri JA, Bearden SW, Gage KL, Agar SL, Foltz SM, Chauhan S, Chopra AK, Motin VL. Evaluation of a Yersinia pestis mutant impaired in a thermoregulated type VI-like secretion system in flea, macrophage and murine models. Microbial Pathogenesis. 47: 243-51. PMID 19716410 DOI: 10.1016/j.micpath.2009.08.005  0.64
2009 Agar SL, Sha J, Baze WB, Erova TE, Foltz SM, Suarez G, Wang S, Chopra AK. Deletion of Braun lipoprotein gene (lpp) and curing of plasmid pPCP1 dramatically alter the virulence of Yersinia pestis CO92 in a mouse model of pneumonic plague. Microbiology (Reading, England). 155: 3247-59. PMID 19589835 DOI: 10.1099/mic.0.029124-0  0.64
2009 Yeager LA, Chopra AK, Peterson JW. Bacillus anthracis edema toxin suppresses human macrophage phagocytosis and cytoskeletal remodeling via the protein kinase A and exchange protein activated by cyclic AMP pathways. Infection and Immunity. 77: 2530-43. PMID 19307216 DOI: 10.1128/IAI.00905-08  0.64
2009 Sha J, Erova TE, Alyea RA, Wang S, Olano JP, Pancholi V, Chopra AK. Surface-expressed enolase contributes to the pathogenesis of clinical isolate SSU of Aeromonas hydrophila. Journal of Bacteriology. 191: 3095-107. PMID 19270100 DOI: 10.1128/JB.00005-09  0.6
2009 Zhang F, Suarez G, Sha J, Sierra JC, Peterson JW, Chopra AK. Phospholipase A2-activating protein (PLAA) enhances cisplatin-induced apoptosis in HeLa cells. Cellular Signalling. 21: 1085-99. PMID 19258036 DOI: 10.1016/j.cellsig.2009.02.018  0.64
2009 Agar SL, Sha J, Foltz SM, Erova TE, Walberg KG, Baze WB, Suarez G, Peterson JW, Chopra AK. Characterization of the rat pneumonic plague model: infection kinetics following aerosolization of Yersinia pestis CO92. Microbes and Infection / Institut Pasteur. 11: 205-14. PMID 19073275 DOI: 10.1016/j.micinf.2008.11.009  0.64
2008 Kozlova EV, Popov VL, Sha J, Foltz SM, Erova TE, Agar SL, Horneman AJ, Chopra AK. Mutation in the S-ribosylhomocysteinase (luxS) gene involved in quorum sensing affects biofilm formation and virulence in a clinical isolate of Aeromonas hydrophila. Microbial Pathogenesis. 45: 343-54. PMID 18930130 DOI: 10.1016/j.micpath.2008.08.007  0.64
2008 Klimpel GR, Eaves-Pyles T, Moen ST, Taormina J, Peterson JW, Chopra AK, Niesel DW, Carness P, Haithcoat JL, Kirtley M, Nasr AB. Levofloxacin rescues mice from lethal intra-nasal infections with virulent Francisella tularensis and induces immunity and production of protective antibody. Vaccine. 26: 6874-82. PMID 18930100 DOI: 10.1016/j.vaccine.2008.09.077  0.64
2008 Agar SL, Sha J, Foltz SM, Erova TE, Walberg KG, Parham TE, Baze WB, Suarez G, Peterson JW, Chopra AK. Characterization of a mouse model of plague after aerosolization of Yersinia pestis CO92. Microbiology (Reading, England). 154: 1939-48. PMID 18599822 DOI: 10.1099/mic.0.2008/017335-0  0.64
2008 Erova TE, Kosykh VG, Fadl AA, Sha J, Horneman AJ, Chopra AK. Cold shock exoribonuclease R (VacB) is involved in Aeromonas hydrophila pathogenesis. Journal of Bacteriology. 190: 3467-74. PMID 18344363 DOI: 10.1128/JB.00075-08  0.64
2008 Zhang F, Sha J, Wood TG, Galindo CL, Garner HR, Burkart MF, Suarez G, Sierra JC, Agar SL, Peterson JW, Chopra AK. Alteration in the activation state of new inflammation-associated targets by phospholipase A2-activating protein (PLAA). Cellular Signalling. 20: 844-61. PMID 18291623 DOI: 10.1016/j.cellsig.2008.01.004  0.64
2008 Sha J, Agar SL, Baze WB, Olano JP, Fadl AA, Erova TE, Wang S, Foltz SM, Suarez G, Motin VL, Chauhan S, Klimpel GR, Peterson JW, Chopra AK. Braun lipoprotein (Lpp) contributes to virulence of yersiniae: potential role of Lpp in inducing bubonic and pneumonic plague. Infection and Immunity. 76: 1390-409. PMID 18227160 DOI: 10.1128/IAI.01529-07  0.64
2008 Moen ST, Yeager LA, Lawrence WS, Ponce C, Galindo CL, Garner HR, Baze WB, Suarez G, Peterson JW, Chopra AK. Transcriptional profiling of murine organ genes in response to infection with Bacillus anthracis Ames spores. Microbial Pathogenesis. 44: 293-310. PMID 18037264 DOI: 10.1016/j.micpath.2007.10.004  0.64
2008 Suarez G, Sierra JC, Sha J, Wang S, Erova TE, Fadl AA, Foltz SM, Horneman AJ, Chopra AK. Molecular characterization of a functional type VI secretion system from a clinical isolate of Aeromonas hydrophila. Microbial Pathogenesis. 44: 344-61. PMID 18037263 DOI: 10.1016/j.micpath.2007.10.005  0.64
2008 Liu T, König R, Sha J, Agar SL, Tseng CT, Klimpel GR, Chopra AK. Immunological responses against Salmonella enterica serovar Typhimurium Braun lipoprotein and lipid A mutant strains in Swiss-Webster mice: potential use as live-attenuated vaccines. Microbial Pathogenesis. 44: 224-37. PMID 17997275 DOI: 10.1016/j.micpath.2007.09.005  0.64
2007 Erova TE, Sha J, Horneman AJ, Borchardt MA, Khajanchi BK, Fadl AA, Chopra AK. Identification of a new hemolysin from diarrheal isolate SSU of Aeromonas hydrophila. Fems Microbiology Letters. 275: 301-11. PMID 17725618 DOI: 10.1111/j.1574-6968.2007.00895.x  0.64
2007 Sha J, Wang SF, Suarez G, Sierra JC, Fadl AA, Erova TE, Foltz SM, Khajanchi BK, Silver A, Graf J, Schein CH, Chopra AK. Further characterization of a type III secretion system (T3SS) and of a new effector protein from a clinical isolate of Aeromonas hydrophila--part I. Microbial Pathogenesis. 43: 127-46. PMID 17644303 DOI: 10.1016/j.micpath.2007.05.002  0.64
2007 Sierra JC, Suarez G, Sha J, Foltz SM, Popov VL, Galindo CL, Garner HR, Chopra AK. Biological characterization of a new type III secretion system effector from a clinical isolate of Aeromonas hydrophila-part II. Microbial Pathogenesis. 43: 147-60. PMID 17582731 DOI: 10.1016/j.micpath.2007.05.003  0.64
2007 Silver AC, Kikuchi Y, Fadl AA, Sha J, Chopra AK, Graf J. Interaction between innate immune cells and a bacterial type III secretion system in mutualistic and pathogenic associations. Proceedings of the National Academy of Sciences of the United States of America. 104: 9481-6. PMID 17517651 DOI: 10.1073/pnas.0700286104  0.64
2007 Peterson JW, Comer JE, Baze WB, Noffsinger DM, Wenglikowski A, Walberg KG, Hardcastle J, Pawlik J, Bush K, Taormina J, Moen S, Thomas J, Chatuev BM, Sower L, Chopra AK, et al. Human monoclonal antibody AVP-21D9 to protective antigen reduces dissemination of the Bacillus anthracis Ames strain from the lungs in a rabbit model. Infection and Immunity. 75: 3414-24. PMID 17452469 DOI: 10.1128/IAI.00352-07  0.64
2007 Fadl AA, Galindo CL, Sha J, Zhang F, Garner HR, Wang HQ, Chopra AK. Global transcriptional responses of wild-type Aeromonas hydrophila and its virulence-deficient mutant in a murine model of infection. Microbial Pathogenesis. 42: 193-203. PMID 17368824 DOI: 10.1016/j.micpath.2007.02.002  0.64
2007 Manuri PR, Nehete B, Nehete PN, Reisenauer R, Wardell S, Courtney AN, Gambhira R, Lomada D, Chopra AK, Sastry KJ. Intranasal immunization with synthetic peptides corresponding to the E6 and E7 oncoproteins of human papillomavirus type 16 induces systemic and mucosal cellular immune responses and tumor protection. Vaccine. 25: 3302-10. PMID 17291642 DOI: 10.1016/j.vaccine.2007.01.010  0.64
2006 Erova TE, Fadl AA, Sha J, Khajanchi BK, Pillai LL, Kozlova EV, Chopra AK. Mutations within the catalytic motif of DNA adenine methyltransferase (Dam) of Aeromonas hydrophila cause the virulence of the Dam-overproducing strain to revert to that of the wild-type phenotype. Infection and Immunity. 74: 5763-72. PMID 16988254 DOI: 10.1128/IAI.00994-06  0.64
2006 Seshadri R, Joseph SW, Chopra AK, Sha J, Shaw J, Graf J, Haft D, Wu M, Ren Q, Rosovitz MJ, Madupu R, Tallon L, Kim M, Jin S, Vuong H, et al. Genome sequence of Aeromonas hydrophila ATCC 7966T: jack of all trades. Journal of Bacteriology. 188: 8272-82. PMID 16980456 DOI: 10.1128/JB.00621-06  0.64
2006 Ramana KV, Fadl AA, Tammali R, Reddy AB, Chopra AK, Srivastava SK. Aldose reductase mediates the lipopolysaccharide-induced release of inflammatory mediators in RAW264.7 murine macrophages. The Journal of Biological Chemistry. 281: 33019-29. PMID 16956889 DOI: 10.1074/jbc.M603819200  0.64
2006 Comer JE, Galindo CL, Zhang F, Wenglikowski AM, Bush KL, Garner HR, Peterson JW, Chopra AK. Murine macrophage transcriptional and functional responses to Bacillus anthracis edema toxin. Microbial Pathogenesis. 41: 96-110. PMID 16846716 DOI: 10.1016/j.micpath.2006.05.001  0.64
2006 Pillai L, Sha J, Erova TE, Fadl AA, Khajanchi BK, Chopra AK. Molecular and functional characterization of a ToxR-regulated lipoprotein from a clinical isolate of Aeromonas hydrophila. Infection and Immunity. 74: 3742-55. PMID 16790746 DOI: 10.1128/IAI.00402-06  0.64
2006 Chopra V, Fadl AA, Sha J, Chopra S, Galindo CL, Chopra AK. Alterations in the virulence potential of enteric pathogens and bacterial-host cell interactions under simulated microgravity conditions. Journal of Toxicology and Environmental Health. Part A. 69: 1345-70. PMID 16760141 DOI: 10.1080/15287390500361792  0.64
2006 Fadl AA, Galindo CL, Sha J, Erova TE, Houston CW, Olano JP, Chopra AK. Deletion of the genes encoding the type III secretion system and cytotoxic enterotoxin alters host responses to Aeromonas hydrophila infection. Microbial Pathogenesis. 40: 198-210. PMID 16626931 DOI: 10.1016/j.micpath.2006.01.003  0.64
2006 Fadl AA, Galindo CL, Sha J, Klimpel GR, Popov VL, Chopra AK. Global gene expression of a murein (Braun) lipoprotein mutant of Salmonella enterica serovar Typhimurium by microarray analysis. Gene. 374: 121-7. PMID 16574345 DOI: 10.1016/j.gene.2006.01.034  0.64
2006 Peterson JW, Comer JE, Noffsinger DM, Wenglikowski A, Walberg KG, Chatuev BM, Chopra AK, Stanberry LR, Kang AS, Scholz WW, Sircar J. Human monoclonal anti-protective antigen antibody completely protects rabbits and is synergistic with ciprofloxacin in protecting mice and guinea pigs against inhalation anthrax. Infection and Immunity. 74: 1016-24. PMID 16428748 DOI: 10.1128/IAI.74.2.1016-1024.2006  0.64
2006 Galindo CL, Gutierrez C, Chopra AK. Potential involvement of galectin-3 and SNAP23 in Aeromonas hydrophila cytotoxic enterotoxin-induced host cell apoptosis. Microbial Pathogenesis. 40: 56-68. PMID 16426811 DOI: 10.1016/j.micpath.2005.11.001  0.64
2006 Erova TE, Pillai L, Fadl AA, Sha J, Wang S, Galindo CL, Chopra AK. DNA adenine methyltransferase influences the virulence of Aeromonas hydrophila. Infection and Immunity. 74: 410-24. PMID 16368997 DOI: 10.1128/IAI.74.1.410-424.2006  0.64
2005 Fadl AA, Sha J, Klimpel GR, Olano JP, Galindo CL, Chopra AK. Attenuation of Salmonella enterica Serovar Typhimurium by altering biological functions of murein lipoprotein and lipopolysaccharide. Infection and Immunity. 73: 8433-6. PMID 16299345 DOI: 10.1128/IAI.73.12.8433-8436.2005  0.64
2005 Comer JE, Chopra AK, Peterson JW, König R. Direct inhibition of T-lymphocyte activation by anthrax toxins in vivo. Infection and Immunity. 73: 8275-81. PMID 16299324 DOI: 10.1128/IAI.73.12.8275-8281.2005  0.64
2005 Sha J, Pillai L, Fadl AA, Galindo CL, Erova TE, Chopra AK. The type III secretion system and cytotoxic enterotoxin alter the virulence of Aeromonas hydrophila. Infection and Immunity. 73: 6446-57. PMID 16177316 DOI: 10.1128/IAI.73.10.6446-6457.2005  0.64
2005 Galindo CL, Fadl AA, Sha J, Pillai L, Gutierrez C, Chopra AK. Microarray and proteomics analyses of human intestinal epithelial cells treated with the Aeromonas hydrophila cytotoxic enterotoxin. Infection and Immunity. 73: 2628-43. PMID 15845465 DOI: 10.1128/IAI.73.5.2628-2643.2005  0.64
2005 Comer JE, Galindo CL, Chopra AK, Peterson JW. GeneChip analyses of global transcriptional responses of murine macrophages to the lethal toxin of Bacillus anthracis. Infection and Immunity. 73: 1879-85. PMID 15731093 DOI: 10.1128/IAI.73.3.1879-1885.2005  0.64
2004 Lomada D, Gambhira R, Nehete PN, Guhad FA, Chopra AK, Peterson JW, Sastry KJ. A two-codon mutant of cholera toxin lacking ADP-ribosylating activity functions as an effective adjuvant for eliciting mucosal and systemic cellular immune responses to peptide antigens. Vaccine. 23: 555-65. PMID 15530705 DOI: 10.1016/j.vaccine.2004.05.039  0.64
2004 Galindo CL, Fadl AA, Sha J, Chopra AK. Microarray analysis of Aeromonas hydrophila cytotoxic enterotoxin-treated murine primary macrophages. Infection and Immunity. 72: 5439-45. PMID 15322042 DOI: 10.1128/IAI.72.9.5439-5445.2004  0.64
2004 Galindo CL, Fadl AA, Sha J, Gutierrez C, Popov VL, Boldogh I, Aggarwal BB, Chopra AK. Aeromonas hydrophila cytotoxic enterotoxin activates mitogen-activated protein kinases and induces apoptosis in murine macrophages and human intestinal epithelial cells. The Journal of Biological Chemistry. 279: 37597-612. PMID 15215244 DOI: 10.1074/jbc.M404641200  0.64
2003 Galindo CL, Sha J, Ribardo DA, Fadl AA, Pillai L, Chopra AK. Identification of Aeromonas hydrophila cytotoxic enterotoxin-induced genes in macrophages using microarrays. The Journal of Biological Chemistry. 278: 40198-212. PMID 12824169 DOI: 10.1074/jbc.M305788200  0.64
2003 Sha J, Galindo CL, Pancholi V, Popov VL, Zhao Y, Houston CW, Chopra AK. Differential expression of the enolase gene under in vivo versus in vitro growth conditions of Aeromonas hydrophila. Microbial Pathogenesis. 34: 195-204. PMID 12668143 DOI: 10.1016/S0882-4010(03)00028-7  0.64
2002 Ribardo DA, Peterson JW, Chopra AK. Phospholipase A2-activating protein--an important regulatory molecule in modulating cyclooxygenase-2 and tumor necrosis factor production during inflammation. Indian Journal of Experimental Biology. 40: 129-38. PMID 12622174  0.64
2002 Ribardo DA, Kuhl KR, Boldogh I, Peterson JW, Houston CW, Chopra AK. Early cell signaling by the cytotoxic enterotoxin of Aeromonas hydrophila in macrophages. Microbial Pathogenesis. 32: 149-63. PMID 12079405 DOI: 10.1006/mpat.2001.0490  0.64
2002 Ribardo DA, Kuhl KR, Peterson JW, Chopra AK. Role of melittin-like region within phospholipase A(2)-activating protein in biological function. Toxicon : Official Journal of the International Society On Toxinology. 40: 519-26. PMID 11821123 DOI: 10.1016/S0041-0101(01)00247-1  0.64
2001 Beubler E, Schuligoi R, Chopra AK, Ribardo DA, Peskar BA. Cholera toxin induces prostaglandin synthesis via post-transcriptional activation of cyclooxygenase-2 in the rat jejunum. The Journal of Pharmacology and Experimental Therapeutics. 297: 940-5. PMID 11356914  0.64
2001 Ribardo DA, Crowe SE, Kuhl KR, Peterson JW, Chopra AK. Prostaglandin levels in stimulated macrophages are controlled by phospholipase A2-activating protein and by activation of phospholipase C and D. The Journal of Biological Chemistry. 276: 5467-75. PMID 11094054 DOI: 10.1074/jbc.M006690200  0.64
1999 Chopra AK, Ribardo DA, Wood TG, Prusak DJ, Xu XJ, Peterson JW. Molecular characterization of cDNA for phospholipase A2-activating protein. Biochimica Et Biophysica Acta. 1444: 125-30. PMID 9931468 DOI: 10.1016/S0167-4781(98)00249-8  0.64
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