Ronald P. Hedrick - Publications

Affiliations: 
Microbiology University of California, Davis, Davis, CA 
Area:
Microbiology Biology, Virology Biology, Fisheries and Aquaculture Agriculture

178 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
2017 Viadanna PH, Miller-Morgan T, Peterson T, Way K, Stone DM, Marty GD, Pilarski F, Hedrick RP, Waltzek TB. Development of a PCR assay to detect cyprinid herpesvirus 1 in koi and common carp. Diseases of Aquatic Organisms. 123: 19-27. PMID 28177290 DOI: 10.3354/Dao03066  0.645
2015 Sarker S, Kallert DM, Hedrick RP, El-Matbouli M. Whirling disease revisited: pathogenesis, parasite biology and disease intervention. Diseases of Aquatic Organisms. 114: 155-75. PMID 25993890 DOI: 10.3354/Dao02856  0.365
2014 Waltzek TB, Miller DL, Gray MJ, Drecktrah B, Briggler JT, MacConnell B, Hudson C, Hopper L, Friary J, Yun SC, Malm KV, Weber ES, Hedrick RP. New disease records for hatchery-reared sturgeon. I. Expansion of frog virus 3 host range into Scaphirhynchus albus. Diseases of Aquatic Organisms. 111: 219-27. PMID 25320034 DOI: 10.3354/Dao02761  0.686
2013 Baxa DV, Stover A, Clifford M, Kurobe T, Teh SJ, Moyle P, Hedrick RP. Henneguya sp. in yellowfin goby Acanthogobius flavimanus from the San Francisco Estuary. Springerplus. 2: 420. PMID 24024104 DOI: 10.1186/2193-1801-2-420  0.408
2013 Davison AJ, Kurobe T, Gatherer D, Cunningham C, Korf I, Fukuda H, Hedrick RP, Waltzek TB. Comparative genomics of carp herpesviruses. Journal of Virology. 87: 2908-22. PMID 23269803 DOI: 10.1128/Jvi.03206-12  0.587
2012 Hedrick RP, McDowell TS, Adkison MA, Myklebust KA, Mardones FO, Petri B. Invasion and initial replication of ultraviolet irradiated waterborne infective stages of Myxobolus cerebralis results in immunity to whirling disease in rainbow trout. International Journal For Parasitology. 42: 657-66. PMID 22580732 DOI: 10.1016/J.Ijpara.2012.04.010  0.392
2012 Waltzek TB, Marty GD, Alfaro ME, Bennett WR, Garver KA, Haulena M, Weber ES, Hedrick RP. Systemic iridovirus from threespine stickleback Gasterosteus aculeatus represents a new megalocytivirus species (family Iridoviridae). Diseases of Aquatic Organisms. 98: 41-56. PMID 22422128 DOI: 10.3354/Dao02415  0.641
2012 Marcos-Lopez M, Waltzek TB, Hedrick RP, Baxa DV, Garber AF, Liston R, Johnsen E, Forward BS, Backman S, Ferguson HW. Characterization of a novel alloherpesvirus from Atlantic cod (Gadus morhua). Journal of Veterinary Diagnostic Investigation : Official Publication of the American Association of Veterinary Laboratory Diagnosticians, Inc. 24: 65-73. PMID 22362936 DOI: 10.1177/1040638711416629  0.671
2011 Badil S, Elliott DG, Kurobe T, Hedrick RP, Clemens K, Blair M, Purcell MK. Comparative evaluation of molecular diagnostic tests for Nucleospora salmonis and prevalence in migrating juvenile salmonids from the Snake River, USA. Journal of Aquatic Animal Health. 23: 19-29. PMID 21699133 DOI: 10.1080/08997659.2011.559418  0.355
2011 Kurobe T, MacConnell E, Hudson C, McDowell TS, Mardones FO, Hedrick RP. Iridovirus infections among Missouri River sturgeon: initial characterization, transmission, and evidence for establishment of a carrier state. Journal of Aquatic Animal Health. 23: 9-18. PMID 21699132 DOI: 10.1080/08997659.2011.545697  0.468
2011 Batts W, Yun S, Hedrick R, Winton J. A novel member of the family Hepeviridae from cutthroat trout (Oncorhynchus clarkii). Virus Research. 158: 116-23. PMID 21458509 DOI: 10.1016/J.Virusres.2011.03.019  0.723
2010 Kurobe T, Kwak KT, MacConnell E, McDowell TS, Mardones FO, Hedrick RP. Development of PCR assays to detect iridovirus infections among captive and wild populations of Missouri River sturgeon. Diseases of Aquatic Organisms. 93: 31-42. PMID 21290894 DOI: 10.3354/Dao02284  0.801
2009 Waltzek TB, Kelley GO, Alfaro ME, Kurobe T, Davison AJ, Hedrick RP. Phylogenetic relationships in the family Alloherpesviridae. Diseases of Aquatic Organisms. 84: 179-94. PMID 19565695 DOI: 10.3354/Dao02023  0.632
2009 Waltzek TB, Kurobe T, Goodwin AE, Hedrick RP. Development of a polymerase chain reaction assay to detect cyprinid herpesvirus 2 in goldfish. Journal of Aquatic Animal Health. 21: 60-7. PMID 19485127 DOI: 10.1577/H08-045.1  0.646
2009 Kurobe T, Marcquenski S, Hedrick RP. PCR assay for improved diagnostics of epitheliotropic disease virus (EEDV) in lake trout Salvelinus namaycush. Diseases of Aquatic Organisms. 84: 17-24. PMID 19419003 DOI: 10.3354/Dao02024  0.441
2009 Weber ES, Waltzek TB, Young DA, Twitchell EL, Gates AE, Vagelli A, Risatti GR, Hedrick RP, Frasca S. Systemic iridovirus infection in the Banggai cardinalfish (Pterapogon kauderni Koumans 1933). Journal of Veterinary Diagnostic Investigation : Official Publication of the American Association of Veterinary Laboratory Diagnosticians, Inc. 21: 306-20. PMID 19407082 DOI: 10.1177/104063870902100302  0.677
2009 St-Hilaire S, Beevers N, Joiner C, Hedrick RP, Way K. Antibody response of two populations of common carp, Cyprinus carpio L., exposed to koi herpesvirus. Journal of Fish Diseases. 32: 311-20. PMID 19236553 DOI: 10.1111/J.1365-2761.2008.00993.X  0.395
2009 Kurita J, Yuasa K, Lto T, Sano M, Hedrick RP, Engelsma MY, Haenen OLM, Sunarto A, Kholidin EB, Chou HY, Tung MC, Peña De La L, Lio-Po G, Tu C, Way K, et al. Molecular epidemiology of koi herpesvirus Fish Pathology. 44: 59-66. DOI: 10.3147/Jsfp.44.59  0.343
2009 Hedrick RP, Kent ML, Rosemark R, Manzer D. PROLIFERATIVE KIDNEY DISEASE (PKD) IN PACIFIC SALMON AND STEELHEAD TROUT Journal of the World Mariculture Society. 15: 318-325. DOI: 10.1111/J.1749-7345.1984.Tb00166.X  0.563
2009 Sakai M, Baxa DV, Kurobe T, Kono T, Shivappa RB, Hedrick RP. Detection of Nucleospora salmonis in cutthroat trout (Oncorhynchus clarki) and rainbow trout (Oncorhynchus mykiss) by loop-mediated isothermal amplification Aquaculture. 288: 27-31. DOI: 10.1016/J.Aquaculture.2008.11.005  0.369
2008 Hedrick RP, McDowell TS, Mukkatira K, MacConnell E, Petri B. Effects of freezing, drying, ultraviolet irradiation, chlorine, and quaternary ammonium treatments on the infectivity of myxospores of Myxobolus cerebralis for Tubifex tubifex. Journal of Aquatic Animal Health. 20: 116-25. PMID 18783133 DOI: 10.1577/H07-042.1  0.324
2008 Kurobe T, Kelley GO, Waltzek TB, Hedrick RP. Revised phylogenetic relationships among herpesviruses isolated from sturgeons. Journal of Aquatic Animal Health. 20: 96-102. PMID 18783130 DOI: 10.1577/H07-028.1  0.624
2008 Eder KJ, Clifford MA, Hedrick RP, Köhler HR, Werner I. Expression of immune-regulatory genes in juvenile Chinook salmon following exposure to pesticides and infectious hematopoietic necrosis virus (IHNV). Fish & Shellfish Immunology. 25: 508-16. PMID 18691654 DOI: 10.1016/J.Fsi.2008.07.003  0.301
2008 Hervé-Claude LP, Carpenter TE, Hedrick RP. Risk of introducing viral hemorrhagic septicemia virus (VHSV) to the Chilean South Pacific via sardine imports from Europe. Diseases of Aquatic Organisms. 78: 199-207. PMID 18380218 DOI: 10.3354/Dao01862  0.429
2008 Baerwald MR, Welsh AB, Hedrick RP, May B. Discovery of genes implicated in whirling disease infection and resistance in rainbow trout using genome-wide expression profiling. Bmc Genomics. 9: 37. PMID 18218127 DOI: 10.1186/1471-2164-9-37  0.359
2007 Bendorf CM, Kelley GO, Yun SC, Kurath G, Andree KB, Hedrick RP. Genetic diversity of infectious hematopoietic necrosis virus from Feather River and Lake Oroville, California, and virulence of selected isolates for Chinook salmon and rainbow trout. Journal of Aquatic Animal Health. 19: 254-69. PMID 18333482 DOI: 10.1577/H07-003.1  0.416
2007 Kelley GO, Bendorf CM, Yun SC, Kurath G, Hedrick RP. Genotypes and phylogeographical relationships of infectious hematopoietic necrosis virus in California, USA. Diseases of Aquatic Organisms. 77: 29-40. PMID 17933395 DOI: 10.3354/Dao01811  0.405
2007 Baxa DV, Kelley GO, Mukkatira KS, Beauchamp KA, Rasmussen C, Hedrick RP. Arrested development of the myxozoan parasite, Myxobolus cerebralis, in certain populations of mitochondrial 16S lineage III Tubifex tubifex. Parasitology Research. 102: 219-28. PMID 17891544 DOI: 10.1007/S00436-007-0750-1  0.377
2007 Grésoviac SJ, Baxa D, Vivarès CP, Hedrick R. Detection of the intranuclear microsporidium Nucleospora salmonis in naturally and experimentally exposed Chinook salmon Oncorhynchus tshawytscha by in situ hybridization. Parasitology Research. 101: 1257-1264. PMID 17605006 DOI: 10.1007/S00436-007-0631-7  0.436
2007 Hedrick RP, Petri B, McDowell TS, Mukkatira K, Sealey LJ. Evaluation of a range of doses of ultraviolet irradiation to inactivate waterborne actinospore stages of Myxobolus cerebralis. Diseases of Aquatic Organisms. 74: 113-8. PMID 17432040 DOI: 10.3354/Dao074113  0.333
2007 Aoki T, Hirono I, Kurokawa K, Fukuda H, Nahary R, Eldar A, Davison AJ, Waltzek TB, Bercovier H, Hedrick RP. Genome sequences of three koi herpesvirus isolates representing the expanding distribution of an emerging disease threatening koi and common carp worldwide. Journal of Virology. 81: 5058-65. PMID 17329333 DOI: 10.1128/Jvi.00146-07  0.617
2006 House ML, Hedrick RP, Winton JR, Fryer JL. An Isolate of Piscirickettsia salmonis from White Seabass is Fully Virulent for Coho Salmon. Journal of Aquatic Animal Health. 18: 252-6. PMID 26599161 DOI: 10.1577/H05-056.1  0.365
2006 Arkush KD, Edes HL, McBride AM, Adkison MA, Hedrick RP. Persistence of Piscirickettsia salmonis and detection of serum antibodies to the bacterium in white seabass Atractoscion nobilis following experimental exposure. Diseases of Aquatic Organisms. 73: 131-9. PMID 17260832 DOI: 10.3354/Dao073131  0.404
2006 Ostland VE, Stannard JA, Creek JJ, Hedrick RP, Ferguson HW, Carlberg JM, Westerman ME. Aquatic Francisella-like bacterium associated with mortality of intensively cultured hybrid striped bass Morone chrysops x M. saxatilis Diseases of Aquatic Organisms. 72: 135-145. PMID 17140136 DOI: 10.3354/Dao072135  0.472
2006 Arkush KD, Mendonca HL, McBride AM, Yun S, McDowell TS, Hedrick RP. Effects of temperature on infectivity and of commercial freezing on survival of the North American strain of viral hemorrhagic septicemia virus (VHSV). Diseases of Aquatic Organisms. 69: 145-51. PMID 16724558 DOI: 10.3354/Dao069145  0.419
2006 Ciulli S, Gallardi D, Scagliarini A, Battilani M, Hedrick RP, Prosperi S. Temperature-dependency of Betanodavirus infection in SSN-1 cell line. Diseases of Aquatic Organisms. 68: 261-5. PMID 16610592 DOI: 10.3354/Dao068261  0.379
2006 Kelley GO, Adkison MA, Zagmutt-Vergara FJ, Leutenegger CM, Bethel JW, Myklebust KA, McDowell TS, Hedrick RP. Evaluation of quantitative real-time PCR for rapid assessments of the exposure of sentinel fish to Myxobolus cerebralis. Parasitology Research. 99: 328-35. PMID 16555100 DOI: 10.1007/S00436-006-0166-3  0.377
2006 Beauchamp KA, El-Matbouli M, Gay M, Georgiadis MP, Nehring RB, Hedrick RP. The effect of cohabitation of Tubifex tubifex (Oligochaeta: Tubificidae) populations on infections to Myxobolus cerebralis (Myxozoa: Myxobolidae). Journal of Invertebrate Pathology. 91: 1-8. PMID 16321396 DOI: 10.1016/J.Jip.2005.08.006  0.365
2006 Miller WA, Gardner IA, Atwill ER, Leutenegger CM, Miller MA, Hedrick RP, Melli AC, Barnes NM, Conrad PA. Evaluation of methods for improved detection of Cryptosporidium spp. in mussels (Mytilus californianus). Journal of Microbiological Methods. 65: 367-79. PMID 16181691 DOI: 10.1016/J.Mimet.2005.08.011  0.332
2006 Hedrick RP, Waltzek TB, McDowell TS. Susceptibility of koi carp, common carp, goldfish, and goldfish x common carp hybrids to cyprinid herpesvirus-2 and herpesvirus-3 Journal of Aquatic Animal Health. 18: 26-34. DOI: 10.1577/H05-028.1  0.636
2006 Foot JS, Free D, McDowell T, Arkush KD, Hedrick RP. Infectious Hematopoietic necrosis Virus Transmission and Disease Among Juvenile Chinook Salmon Exposed in culture Compared to Environmentally Relevant Conditions San Francisco Estuary and Watershed Science. 4. DOI: 10.15447/Sfews.2006V4Iss1Art2  0.447
2006 Kwak KT, Gardner IA, Farver TB, Hedrick RP. Rapid detection of white sturgeon iridovirus (WSIV) using a polymerase chain reaction (PCR) assay Aquaculture. 254: 92-101. DOI: 10.1016/J.Aquaculture.2005.10.037  0.786
2005 Clifford MA, Eder KJ, Werner I, Hedrick RP. Synergistic effects of esfenvalerate and infectious hematopoietic necrosis virus on juvenile chinook salmon mortality. Environmental Toxicology and Chemistry / Setac. 24: 1766-72. PMID 16050595 DOI: 10.1897/04-463R.1  0.405
2005 Braid BA, Moore JD, Robbins TT, Hedrick RP, Tjeerdema RS, Friedman CS. Health and survival of red abalone, Haliotis rufescens, under varying temperature, food supply, and exposure to the agent of withering syndrome. Journal of Invertebrate Pathology. 89: 219-31. PMID 16039668 DOI: 10.1016/J.Jip.2005.06.004  0.338
2005 Zagmutt-Vergara FJ, Carpenter TE, Farver TB, Hedrick RP. Spatial and temporal variations in sea lice (Copepoda: Caligidae) infestations of three salmonid species farmed in net pens in southern Chile. Diseases of Aquatic Organisms. 64: 163-73. PMID 15918480 DOI: 10.3354/Dao064163  0.33
2005 Waltzek TB, Kelley GO, Stone DM, Way K, Hanson L, Fukuda H, Hirono I, Aoki T, Davison AJ, Hedrick RP. Koi herpesvirus represents a third cyprinid herpesvirus (CyHV-3) in the family Herpesviridae. The Journal of General Virology. 86: 1659-67. PMID 15914843 DOI: 10.1099/Vir.0.80982-0  0.622
2005 Miller WA, Atwill ER, Gardner IA, Miller MA, Fritz HM, Hedrick RP, Melli AC, Barnes NM, Conrad PA. Clams (Corbicula fluminea) as bioindicators of fecal contamination with Cryptosporidium and Giardia spp. in freshwater ecosystems in California. International Journal For Parasitology. 35: 673-84. PMID 15862580 DOI: 10.1016/J.Ijpara.2005.01.002  0.362
2005 Beauchamp KA, Kelley GO, Nehring RB, Hedrick RP. The severity of whirling disease among wild trout corresponds to the differences in genetic composition of Tubifex tubifex populations in central Colorado. The Journal of Parasitology. 91: 53-60. PMID 15856872 DOI: 10.1645/Ge-327R  0.322
2005 Arkush KD, McBride AM, Mendonca HL, Okihiro MS, Andree KB, Marshall S, Henriquez V, Hedrick RP. Genetic characterization and experimental pathogenesis of Piscirickettsia salmonis isolated from white seabass Atractoscion nobilis. Diseases of Aquatic Organisms. 63: 139-49. PMID 15819429 DOI: 10.3354/Dao063139  0.426
2005 Bercovier H, Fishman Y, Nahary R, Sinai S, Zlotkin A, Eyngor M, Gilad O, Eldar A, Hedrick RP. Cloning of the koi herpesvirus (KHV) gene encoding thymidine kinase and its use for a highly sensitive PCR based diagnosis. Bmc Microbiology. 5: 13. PMID 15774009 DOI: 10.1186/1471-2180-5-13  0.447
2005 Adkison MA, Gilad O, Hedrick RP. An Enzyme Linked Immunosorbent Assay (ELISA) for Detection of Antibodies to the Koi Herpesvirus (KHV) in the Serum of Koi Cyprinus carpio Fish Pathology. 40: 53-62. DOI: 10.3147/Jsfp.40.53  0.341
2005 Kelley GO, Waltzek TB, McDowell TS, Yun SC, LaPatra SE, Hedrick RP. Genetic relationships among herpes-like viruses isolated from sturgeon Journal of Aquatic Animal Health. 17: 297-303. DOI: 10.1577/H05-002.1  0.632
2005 Bartholomew JL, Kerans BL, Hedrick RP, Macdiarmid SC, Winton JR. A Risk Assessment Based Approach for the Management of Whirling Disease Reviews in Fisheries Science. 13: 205-230. DOI: 10.1080/10641260500326842  0.546
2004 Gilad O, Yun S, Zagmutt-Vergara FJ, Leutenegger CM, Bercovier H, Hedrick RP. Concentrations of a Koi herpesvirus (KHV) in tissues of experimentally infected Cyprinus carpio koi as assessed by real-time TaqMan PCR. Diseases of Aquatic Organisms. 60: 179-87. PMID 15521316 DOI: 10.3354/Dao060179  0.444
2004 Tops S, Baxa DV, McDowell TS, Hedrick RP, Okamura B. Evaluation of malacosporean life cycles through transmission studies. Diseases of Aquatic Organisms. 60: 109-21. PMID 15460855 DOI: 10.3354/Dao060109  0.396
2004 Whipps CM, El-Matbouli M, Hedrick RP, Blazer V, Kent ML. Myxobolus cerebralis internal transcribed spacer 1 (ITS-1) sequences support recent spread of the parasite to North America and within Europe. Diseases of Aquatic Organisms. 60: 105-8. PMID 15460854 DOI: 10.3354/Dao060105  0.7
2004 Ciulli S, Ostanello F, Battilani M, Prosperi S, Hedrick RP. Effect of temperature on Betanodavirus infection in SSN-1 cell line. Veterinary Research Communications. 283-6. PMID 15372978 DOI: 10.1023/B:Verc.0000045427.96443.Fd  0.301
2004 Kelley GO, Zagmutt-Vergara FJ, Leutenegger CM, Adkison MA, Baxa DV, Hedrick RP. Identification of a serine protease gene expressed by Myxobolus cerebralis during development in rainbow trout Oncorhynchus mykiss. Diseases of Aquatic Organisms. 59: 235-48. PMID 15264720 DOI: 10.3354/Dao059235  0.394
2004 Arkush KD, Mendonca HL, McBride AM, Hedrick RP. Susceptibility of captive adult winter-run Chinook salmon Oncorhynchus tshawytscha to waterborne exposures with infectious hematopoietic necrosis virus (IHNV). Diseases of Aquatic Organisms. 59: 211-6. PMID 15264717 DOI: 10.3354/Dao059211  0.406
2004 Kelley GO, Zagmutt-Vergara FJ, Leutenegger CM, Myklebust KA, Adkison MA, McDowell TS, Marty GD, Kahler AL, Bush AL, Gardner IA, Hedrick RP. Evaluation of five diagnostic methods for the detection and quantification of Myxobolus cerebralis. Journal of Veterinary Diagnostic Investigation : Official Publication of the American Association of Veterinary Laboratory Diagnosticians, Inc. 16: 202-11. PMID 15152834 DOI: 10.1177/104063870401600305  0.398
2004 Hedrick R, Baxa D, Kinkelin PD, Okamura B. Malacosporean-like spores in urine of rainbow trout react with antibody and DNA probes to Tetracapsuloides bryosalmonae. Parasitology Research. 92: 81-88. PMID 14610667 DOI: 10.1007/S00436-003-0986-3  0.348
2003 Kelley GO, Adkison MA, Leutenegger CM, Hedrick RP. Myxobolus cerebralis: identification of a cathepsin Z-like protease gene (MyxCP-1) expressed during parasite development in rainbow trout, Oncorhynchus mykiss. Experimental Parasitology. 105: 201-10. PMID 14990313 DOI: 10.1016/J.Exppara.2003.12.004  0.371
2003 Bahri S, Andree KB, Hedrick RP. Morphological and phylogenetic studies of marine Myxobolus spp. from mullet in Ichkeul Lake, Tunisia. The Journal of Eukaryotic Microbiology. 50: 463-70. PMID 14733438 DOI: 10.1111/J.1550-7408.2003.Tb00272.X  0.378
2003 Arkush KD, Mendoza L, Adkison MA, Hedrick RP. Observations on the life stages of Sphaerothecum destruens n. g., n. sp., a mesomycetozoean fish pathogen formerly referred to as the rosette agent [correction]. The Journal of Eukaryotic Microbiology. 50: 430-8. PMID 14733435 DOI: 10.1111/J.1550-7408.2003.Tb00269.X  0.385
2003 Gilad O, Yun S, Adkison MA, Way K, Willits NH, Bercovier H, Hedrick RP. Molecular comparison of isolates of an emerging fish pathogen, koi herpesvirus, and the effect of water temperature on mortality of experimentally infected koi. The Journal of General Virology. 84: 2661-7. PMID 13679599 DOI: 10.1099/Vir.0.19323-0  0.35
2003 Hedrick RP, Batts WN, Yun S, Traxler GS, Kaufman J, Winton JR. Host and geographic range extensions of the North American strain of viral hemorrhagic septicemia virus. Diseases of Aquatic Organisms. 55: 211-20. PMID 13677507 DOI: 10.3354/Dao055211  0.464
2003 Fryer JL, Hedrick RP. Piscirickettsia salmonis: a Gram-negative intracellular bacterial pathogen of fish. Journal of Fish Diseases. 26: 251-62. PMID 12962234 DOI: 10.1046/J.1365-2761.2003.00460.X  0.37
2003 Hedrick RP, McDowelll TS, Gilad O, Adkison M, Bovo G. Systemic herpes-like virus in catfish Ictalurus melas (Italy) differs from Ictalurid herpesvirus 1 (North America). Diseases of Aquatic Organisms. 55: 85-92. PMID 12911055 DOI: 10.3354/Dao055085  0.39
2003 Hedrick RP, McDowell TS, Marty GD, Fosgate GT, Mukkatira K, Myklebust K, El-Matbouli M. Susceptibility of two strains of rainbow trout (one with suspected resistance to whirling disease) to Myxobolus cerebralis infection. Diseases of Aquatic Organisms. 55: 37-44. PMID 12887253 DOI: 10.3354/Dao055037  0.38
2003 Curtis PA, Drawbridge M, Okihiro MS, Nakai T, Hedrick RP, Adkison M. Viral Nervous Necrosis (VNN) in white seabass, atractoscion nobilis, cultured in southern California, and implications for Marine Fish aquaculture Oceans 2003: Celebrating the Past... Teaming Toward the Future. 3: 1448-1453. DOI: 10.1109/OCEANS.2003.178075  0.312
2002 Beauchamp KA, Gay M, Kelley GO, El-Matbouli M, Kathman RD, Nehring RB, Hedrick RP. Prevalence and susceptibility of infection to Myxobolus cerebralis, and genetic differences among populations of Tubifex tubifex. Diseases of Aquatic Organisms. 51: 113-21. PMID 12363083 DOI: 10.3354/Dao051113  0.333
2002 Gilad O, Yun S, Andree KB, Adkison MA, Zlotkin A, Bercovier H, Eldar A, Hedrick RP. Initial characteristics of koi herpesvirus and development of a polymerase chain reaction assay to detect the virus in koi, Cyprinus carpio koi. Diseases of Aquatic Organisms. 48: 101-8. PMID 12005231 DOI: 10.3354/Dao048101  0.483
2002 Swanson C, Baxa DV, Young PS, Cech JJ, Hedrick RP. Reduced swimming performance in delta smelt infected with Mycobacterium spp. Journal of Fish Biology. 61: 1012-1020. DOI: 10.1111/J.1095-8649.2002.Tb01859.X  0.331
2001 Kent ML, Andree KB, Bartholomew JL, El-Matbouli M, Desser SS, Devlin RH, Feist SW, Hedrick RP, Hoffmann RW, Khattra J, Hallett SL, Lester RJ, Longshaw M, Palenzeula O, Siddall ME, et al. Recent advances in our knowledge of the Myxozoa. The Journal of Eukaryotic Microbiology. 48: 395-413. PMID 11456316 DOI: 10.1111/J.1550-7408.2001.Tb00173.X  0.718
2001 Beauchamp KA, Kathman RD, McDowell TS, Hedrick RP. Molecular phylogeny of tubificid oligochaetes with special emphasis on Tubifex tubifex (Tubificidae) Molecular Phylogenetics and Evolution. 19: 216-224. PMID 11341804 DOI: 10.1006/Mpev.2001.0923  0.349
2001 Georgiadis MP, Gardner IA, Hedrick RP. The role of epidemiology in the prevention, diagnosis, and control of infectious diseases of fish Preventive Veterinary Medicine. 48: 287-302. PMID 11259821 DOI: 10.1016/S0167-5877(00)00202-6  0.335
2001 Chen MF, Yun S, Marty GD, McDowell TS, House ML, Appersen JA, Guenther TA, Arkush KD, Hedrick RP. A Piscirickettsia salmonis-like bacterium associated with mortality of white seabass Atractoscion nobilis. Diseases of Aquatic Organisms. 43: 117-26. PMID 11145452 DOI: 10.3354/Dao043117  0.409
2001 Hedrick RP, McDowell TS, Mukkatira K, Georgiadis MP, MacConnell E. Susceptibility of Three Species of Anadromous Salmonids to Experimentally Induced Infections withMyxobolus cerebralis, the Causative Agent of Whirling Disease Journal of Aquatic Animal Health. 13: 43-50. DOI: 10.1577/1548-8667(2001)013<0043:Sotsoa>2.0.Co;2  0.403
2001 Hedrick RP, McDowell TS, Mukkatira K, Georgiadis MP, MacConnell E. Salmonids Resistant toCeratomyxa shastaAre Susceptible to Experimentally Induced Infections withMyxobolus cerebralis Journal of Aquatic Animal Health. 13: 35-42. DOI: 10.1577/1548-8667(2001)013<0035:Srtcsa>2.0.Co;2  0.335
2001 Curtis PA, Drawbridge M, Iwamoto T, Nakai T, Hedrick RP, Gendron AP. Nodavirus infection of juvenile white seabass, Atractoscion nobilis, cultured in southern California: First record of viral nervous necrosis (VNN) in North America Journal of Fish Diseases. 24: 263-271. DOI: 10.1046/J.1365-2761.2001.00292.X  0.417
2001 Georgiadis MP, Hedrick RP, Carpenter TE, Gardner IA. Factors influencing transmission, onset and severity of outbreaks due to white sturgeon iridovirus in a commercial hatchery Aquaculture. 194: 21-35. DOI: 10.1016/S0044-8486(00)00503-2  0.378
2000 Hedrick RP, Gilad O, Yun S, Spangenberg JV, Marty GD, Nordhausen RW, Kebus MJ, Bercovier H, Eldar A. A Herpesvirus Associated with Mass Mortality of Juvenile and Adult Koi, a Strain of Common Carp. Journal of Aquatic Animal Health. 12: 44-57. PMID 28880775 DOI: 10.1577/1548-8667(2000)012<0044:Ahawmm>2.0.Co;2  0.376
2000 Gresoviac SJ, Khattra JS, Nadler SA, Kent ML, Devlin RH, Vivares CP, De La Fuente E, Hedrick RP. Comparison of small subunit ribosomal RNA gene and internal transcribed spacer sequences among isolates of the intranuclear microsporidian Nucleospora salmonis. The Journal of Eukaryotic Microbiology. 47: 379-87. PMID 11140452 DOI: 10.1111/J.1550-7408.2000.Tb00064.X  0.57
2000 Georgiadis MP, Hedrick RP, Johnson WO, Yun S, Gardner IA. Risk factors for outbreaks of disease attributable to white sturgeon iridovirus and white sturgeon herpesvirus-2 at a commercial sturgeon farm American Journal of Veterinary Research. 61: 1232-1240. PMID 11039553 DOI: 10.2460/Ajvr.2000.61.1232  0.352
2000 Hedrick RP, McDowell TS, Marty GD, Mukkatira K, Antonio DB, Andree KB, Bukhari Z, Clancy T. Ultraviolet irradiation inactivates the waterborne infective stages of Myxobolus cerebralis: a treatment for hatchery water supplies. Diseases of Aquatic Organisms. 42: 53-9. PMID 10986645 DOI: 10.3354/Dao042053  0.368
2000 Pusterla N, Johnson E, Chae JS, Derock E, Willis M, Hedrick RP, Madigan JE. Molecular detection of an Ehrlichia-like agent in rainbow trout (Oncorhynchus mykiss) from Northern California Veterinary Parasitology. 92: 199-207. PMID 10962157 DOI: 10.1016/S0304-4017(00)00287-9  0.412
2000 Khattra JS, Gresoviac SJ, Kent ML, Myers MS, Hedrick RP, Devlin RH. Molecular detection and phylogenetic placement of a microsporidian from English sole (Pleuronectes vetulus) affected by X-cell pseudotumors. The Journal of Parasitology. 86: 867-71. PMID 10958476 DOI: 10.1645/0022-3395(2000)086[0867:Mdappo]2.0.Co;2  0.539
2000 Kent ML, Khattra J, Hedrick RP, Devlin RH. Tetracapsula renicola n. sp. (Myxozoa: Saccosporidae); the PKX myxozoan - The cause of proliferative kidney disease of salmonid fishes Journal of Parasitology. 86: 103-111. PMID 10701572 DOI: 10.1645/0022-3395(2000)086[0103:Trnsms]2.0.Co;2  0.56
2000 Antonio DB, El-Matbouli M, Hedrick RP. Detection of early developmental stages of Myxobolus cerebralis in fish and tubificid oligochaete hosts by in situ hybridization. Parasitology Research. 85: 942-4. PMID 10540957 DOI: 10.1007/S004360050662  0.357
1999 Hedrick RP, McDowell TS, Gay M, Marty GD, Georgiadis MP, MacConnell E. Comparative susceptibility of rainbow trout Oncorhynchus mykiss and brown trout Salmo trutta to Myxobolus cerebralis, the cause of salmonid whirling disease. Diseases of Aquatic Organisms. 37: 173-83. PMID 10546047 DOI: 10.3354/Dao037173  0.368
1999 El-Matbouli M, McDowell TS, Antonio DB, Andree KB, Hedrick RP. Effect of water temperature on the development, release and survival of the triactinomyxon stage of Myxobolus cerebralis in its oligochaete host. International Journal For Parasitology. 29: 627-41. PMID 10428640 DOI: 10.1016/S0020-7519(99)00009-0  0.305
1999 Andree KB, el-Matbouli M, Hoffman RW, Hedrick RP. Comparison of 18S and ITS-1 rDNA sequences of selected geographic isolates of Myxobolus cerebralis. International Journal For Parasitology. 29: 771-5. PMID 10404274 DOI: 10.1016/S0020-7519(99)00035-1  0.394
1999 Shum BP, Rajalingam R, Magor KE, Azumi K, Carr WH, Dixon B, Stet RJM, Adkison MA, Hedrick RP, Parham P. A divergent non-classical class I gene conserved in salmonids Immunogenetics. 49: 479-490. PMID 10380691 DOI: 10.1007/S002510050524  0.307
1999 Frasca S, Linfert DR, Tsongalis GJ, Gorton TS, Garmendia AE, Hedrick RP, West AB, Van Kruiningen HJ. Molecular characterization of the myxosporean associated with parasitic encephalitis of farmed Atlantic salmon Salmo salar in Ireland. Diseases of Aquatic Organisms. 35: 221-33. PMID 10228877 DOI: 10.3354/Dao035221  0.392
1999 el-Matbouli M, Hoffmann RW, Schoel H, McDowell TS, Hedrick RP. Whirling disease: host specificity and interaction between the actinosporean stage of Myxobolus cerebralis and rainbow trout Oncorhynchus mykiss. Diseases of Aquatic Organisms. 35: 1-12. PMID 10073310 DOI: 10.3354/Dao035001  0.353
1999 Andree KB, Szekely C, Molnar K, Gresoviac SJ, Hedrick RP. Relationships among Members of the Genus Myxobolus (Myxozoa: Bilvalvidae) Based on Small Subunit Ribosomal DNA Sequences The Journal of Parasitology. 85: 68. DOI: 10.2307/3285702  0.429
1999 Hedrick RP, McDowell TS, Mukkatira K, Georgiadis MP, MacConnell E. Susceptibility of Selected Inland Salmonids to Experimentally Induced Infections withMyxobolus cerebralis, the Causative Agent of Whirling Disease Journal of Aquatic Animal Health. 11: 330-339. DOI: 10.1577/1548-8667(1999)011<0330:Sosist>2.0.Co;2  0.384
1998 Hedrick RP, El-Matbouli M, Adkison MA, MacConnell E. Whirling disease: Re-emergence among wild trout Immunological Reviews. 166: 365-376. PMID 9914926 DOI: 10.1111/J.1600-065X.1998.Tb01276.X  0.346
1998 Andree KB, MacConnell E, Hedrick RP. A nested polymerase chain reaction for the detection of genomic DNA of Myxobolus cerebralis in rainbow trout Oncorhynchus mykiss. Diseases of Aquatic Organisms. 34: 145-54. PMID 9828408 DOI: 10.3354/Dao034145  0.424
1998 Watson LR, Groff JM, Hedrick RP. Replication and pathogenesis of white sturgeon iridovirus (WSIV) in experimentally infected white sturgeon Acipenser transmontanus juveniles and sturgeon cell lines Diseases of Aquatic Organisms. 32: 173-184. PMID 9676244 DOI: 10.3354/Dao032173  0.399
1998 Friedman CS, Beaman BL, Chun J, Goodfellow M, Gee A, Hedrick RP. Nocardia crassostreae sp. nov., the causal agent of nocardiosis in Pacific oysters. International Journal of Systematic Bacteriology. 48: 237-46. PMID 9542093 DOI: 10.1099/00207713-48-1-237  0.348
1998 Georgiadis MP, Gardner IA, Hedrick RP. Field evaluation of sensitivity and specificity of a polymerase chain reaction (PCR) for detection of Nucleospora salmonis in rainbow trout Journal of Aquatic Animal Health. 10: 372-380. DOI: 10.1577/1548-8667(1998)010<0372:Feosas>2.0.Co;2  0.36
1998 Antonio DB, Andree KB, McDowell TS, Hedrick RP. Detection ofMyxobolus cerebralisin Rainbow Trout and Oligochaete Tissues by Using a Nonradioactive in Situ Hybridization (ISH) Protocol Journal of Aquatic Animal Health. 10: 338-347. DOI: 10.1577/1548-8667(1998)010<0338:Domcir>2.0.Co;2  0.42
1998 Hedrick RP. Relationships of the Host, Pathogen, and Environment: Implications for Diseases of Cultured and Wild Fish Populations Journal of Aquatic Animal Health. 10: 107-111. DOI: 10.1577/1548-8667(1998)010<0107:Rothpa>2.0.Co;2  0.348
1998 Arkush KD, Frasca S, Hedrick RP. Pathology Associated with the Rosette Agent, A Systemic Protist Infecting Salmonid Fishes Journal of Aquatic Animal Health. 10: 1-11. DOI: 10.1577/1548-8667(1998)010<0001:Pawtra>2.0.Co;2  0.381
1998 Watson LR, Milani A, Hedrick RP. Effects of water temperature on experimentally-induced infections of juvenile white sturgeon (Acipenser transmontanus) with the white sturgeon iridovirus (WSIV) Aquaculture. 166: 213-228. DOI: 10.1016/S0044-8486(98)00283-X  0.357
1997 Andree KB, Gresoviac SJ, Hedrick RP. Small subunit ribosomal RNA sequences unite alternate actinosporean and myxosporean stages of Myxobolus cerebralis the causative agent of whirling disease in salmonid fish. The Journal of Eukaryotic Microbiology. 44: 208-15. PMID 9183708 DOI: 10.1111/J.1550-7408.1997.Tb05702.X  0.387
1997 Mao J, Hedrick RP, Chinchar VG. Molecular characterization, sequence analysis, and taxonomic position of newly isolated fish iridoviruses. Virology. 229: 212-20. PMID 9123863 DOI: 10.1006/Viro.1996.8435  0.462
1997 Hedrick RP. Movement of pathogens with the international trade of live fish: problems and solutions. Revue Scientifique Et Technique (International Office of Epizootics). 15: 523-31. PMID 8890378 DOI: 10.20506/Rst.15.2.938  0.348
1997 Mao J, Hedrick R, Green D, Chinchar V. S8 11:45 Molecular characterization of iridoviruses: Emerging fish pathogens Developmental & Comparative Immunology. 21: 226. DOI: 10.1016/S0145-305X(97)88751-4  0.303
1996 Wongtavatchai J, Conrad PA, Hedrick RP. Effect of the microsporidian Enterocytozoon salmonis on the immune response of chinook salmon. Veterinary Immunology and Immunopathology. 48: 367-74. PMID 8578694 DOI: 10.1016/0165-2427(95)05435-9  0.362
1995 Wongtavatchai J, Conrad PA, Hedrick RP. In vitro characteristics of the microsporidian: Enterocytozoon salmonis. The Journal of Eukaryotic Microbiology. 42: 401-5. PMID 7620465 DOI: 10.1111/J.1550-7408.1995.Tb01602.X  0.402
1995 Barlough JE, McDowell TS, Milani A, Bigornia L, Slemenda SB, Pieniazek NJ, Hedrick RP. Nested polymerase chain reaction for detection of Enterocytozoon salmonis genomic DNA in chinook salmon Oncorhynchus tshawytscha. Diseases of Aquatic Organisms. 23: 17-23. DOI: 10.3354/Dao023017  0.307
1995 Lapatra SE, Jones GR, Lauda KA, McDowell TS, Schneider R, Hedrick RP. White Sturgeon as a Potential Vector of Infectious Hematopoietic Necrosis Virus Journal of Aquatic Animal Health. 7: 225-230. DOI: 10.1577/1548-8667(1995)007<0225:Wsaapv>2.3.Co;2  0.387
1995 Friedman CS, Gardner GR, Hedrick RP, Stephenson M, Cawthorn RJ, Upton SJ. Pseudoklossia haliotis sp. n. (Apicomplexa) from the Kidney of California Abalone, Haliotis spp. (Mollusca) Journal of Invertebrate Pathology. 66: 33-38. DOI: 10.1006/Jipa.1995.1057  0.366
1994 Hedrick R, LaPatra S, Yun S, Lauda K, Jones G, Congleton J, de Kinkelin P. Induction of protection from infectious hematopoietic necrosis virus in rainbow trout Oncorhynchus mykiss by pre-exposure to the avirulent cutthroat trout virus (CTV) Diseases of Aquatic Organisms. 20: 111-118. DOI: 10.3354/Dao020111  0.339
1994 Antonio DB, Hedrick RP. Effects of the Corticosteroid Kenalog on the Carrier State of Juvenile Channel Catfish Exposed to Edwardsiella ictaluri Journal of Aquatic Animal Health. 6: 44-52. DOI: 10.1577/1548-8667(1994)006<0044:Eotcko>2.3.Co;2  0.336
1994 LaPatra S, Groff J, Jones G, Munn B, Patterson T, Holt R, Hauck A, Hedrick R. Occurrence of white sturgeon iridovirus infections among cultured white sturgeon in the Pacific Northwest Aquaculture. 126: 201-210. DOI: 10.1016/0044-8486(94)90036-1  0.356
1994 Wongtavatchai J, Conrad PA, Hedrick RP. In vitro cultivation of the microsporidian:Enterocytozoon salmonis using a newly developed medium for salmonid lymphocytes Journal of Tissue Culture Methods. 16: 125-131. DOI: 10.1007/Bf01404821  0.318
1994 Hedrick RP, Fryer JL. Fish tissue cultures Journal of Tissue Culture Methods. 16: 85-85. DOI: 10.1007/Bf01404815  0.319
1993 Hetrick FM, Hedrick RP. New viruses described in finfish from 1988-1992. Annual Review of Fish Diseases. 3: 187-207. PMID 32288349 DOI: 10.1016/0959-8030(93)90034-9  0.399
1993 Hedrick R, MacConnell E, de Kinkelin P. Proliferative kidney disease of salmonid fish Annual Review of Fish Diseases. 3: 277-290. DOI: 10.1016/0959-8030(93)90039-E  0.402
1992 Baxa-Antonio D, Groff JM, Hedrick RP. Experimental horizontal transmission of Enterocytozoon salmonis to chinook salmon, Oncorhynchus tshawytscha Journal of Protozoology. 39: 699-702. PMID 1453359 DOI: 10.1111/J.1550-7408.1992.Tb04451.X  0.414
1992 Hedrick R, McDowell T, Ahne W, Torhy C, de Kinkelin P. Propentes of three iridovirus-like agents associated with systemic infections of fish Diseases of Aquatic Organisms. 13: 203-209. DOI: 10.3354/Dao013203  0.344
1992 Hedrick R, Marin M, Castagnaro M, Monge D, de Kinkelin P. Rapid lectin-based staining procedure for the detection of the myxosporean causing proliferative kidney disease in salmonid fish Diseases of Aquatic Organisms. 13: 129-132. DOI: 10.3354/Dao013129  0.344
1992 Arkush KD, McNeill C, Hedrick RP. Production and Initial Characterization of Monoclonal Antibodies against Channel Catfish Virus Journal of Aquatic Animal Health. 4: 81-89. DOI: 10.1577/1548-8667(1997)4[81:Paicom]2.0.Co;2  0.312
1992 Foott JS, Miller A, Steiner R, Hedrick RP. Erythrocytic Inclusion Body Syndrome (EIBS) Infection of Chinook Salmon in Idaho Journal of Aquatic Animal Health. 4: 306-308. DOI: 10.1577/1548-8667(1992)004<0306:Eibsei>2.3.Co;2  0.377
1992 Baxa-Antonio D, Groff JM, Hedrick RP. Effect of Water Temperature on ExperimentalEdwardsiella ictaluriInfections in Immersion-Exposed Channel Catfish Journal of Aquatic Animal Health. 4: 148-151. DOI: 10.1577/1548-8667(1992)004<0148:Eowtoe>2.3.Co;2  0.316
1992 IBARRA AM, GALL GAE, HEDRICK RP. Experimental infection of rainbow trout, Oncorhynchus mykiss (Walbaum), with cryopreserved developmental and sporogonic stages of the myxosporean Ceratomyxa shasta (Noble) Journal of Fish Diseases. 15: 353-355. DOI: 10.1111/J.1365-2761.1992.Tb00675.X  0.339
1991 Groff JM, Mughannam A, McDowell TS, Wong A, Dykstra MJ, Frye FL, Hedrick RP. An epizootic of cutaneous zygomycosis in cultured dwarf African clawed frogs (Hymenochirus curtipes) due to Basidiobolus ranarum. Journal of Medical and Veterinary Mycology : Bi-Monthly Publication of the International Society For Human and Animal Mycology. 29: 215-23. PMID 1941429 DOI: 10.1080/02681219180000331  0.371
1991 Chilmonczyk S, Cox WT, Hedrick RP. Enterocytozoon salmonis n. sp.: an intranuclear microsporidium from salmonid fish. The Journal of Protozoology. 38: 264-9. PMID 1880764 DOI: 10.1111/J.1550-7408.1991.Tb04440.X  0.35
1991 Friedman CS, Cloney DF, Manzer D, Hedrick RP. Haplosporidiosis of the Pacific oyster, Crassostrea gigas. Journal of Invertebrate Pathology. 58: 367-72. PMID 1787325 DOI: 10.1016/0022-2011(91)90182-P  0.378
1991 Domínguez J, Babín M, Sánchez C, Hedrick RP. Rapid serotyping of infectious pancreatic necrosis virus by one-step enzyme-linked immunosorbent assay using monoclonal antibodies. Journal of Virological Methods. 31: 93-103. PMID 1707894 DOI: 10.1016/0166-0934(91)90147-R  0.354
1991 Ibarra A, Gall G, Hedrick R. Susceptibility of two strains of rainbow trout Oncorhynchus mykiss to experimentally induced infections with the myxosporean Ceratomyxa Shasta Diseases of Aquatic Organisms. 10: 191-194. DOI: 10.3354/Dao010191  0.319
1991 Hedrick R, Groff J, Baxa D. Experimental infections with Enterocytozoon salmonis Chilmonczyk, Cox, Hedrick (Microsporea): an intranuclear microsporidium from Chinook salmon Oncorhynchus tshawytscha Diseases of Aquatic Organisms. 10: 103-108. DOI: 10.3354/Dao010103  0.345
1991 Eaton WD, Wingfield WH, Hedrick RP. Comparison of the DNA Homologies of Five Salmonid Herpesviruses Fish Pathology. 26: 183-187. DOI: 10.3147/Jsfp.26.183  0.321
1991 Hedrick RP, Wishkovsky A, Modin JC, Toth RJ. Three Myxosporeans Found in the Cranial and Branchial Tissues of Rainbow Trout in California Journal of Aquatic Animal Health. 3: 55-62. DOI: 10.1577/1548-8667(1991)003<0055:Tmfitc>2.3.Co;2  0.317
1991 Hedrick RP, McDowell TS, Rosemark R, Aronstein D, Lannan CN. Two Cell Lines from White Sturgeon Transactions of the American Fisheries Society. 120: 528-534. DOI: 10.1577/1548-8659(1991)120<0528:Tclfws>2.3.Co;2  0.343
1991 Friedman CS, Beattie JH, Elston RA, Hedrick RP. Investigation of the relationship between the presence of a Gram-positive bacterial infection and summer mortality of the Pacific oyster, Crassostrea gigas Thunberg Aquaculture. 94: 1-15. DOI: 10.1016/0044-8486(91)90124-P  0.379
1991 Friedman CS, Hedrick RP. Pacific oyster nocardiosis: Isolation of the bacterium and induction of laboratory infections Journal of Invertebrate Pathology. 57: 109-120. DOI: 10.1016/0022-2011(91)90047-T  0.399
1990 Hedrick RP, McDowell T, Groff JM. Sphaerospora ictaluri n. sp. (Myxosporea: Sphaerosphoridae) observed in the kidney of channel catfish, Ictalurus punctatus rafinesque Journal of Protozoology. 37: 107-112. PMID 2319486 DOI: 10.1111/J.1550-7408.1990.Tb05878.X  0.31
1990 Hedrick RP, Groff JM, McDowell TS. Gill sphaerosporosis in goldfish (Carassius auratus) Journal of Wildlife Diseases. 26: 558-560. PMID 2250337 DOI: 10.7589/0090-3558-26.4.558  0.377
1990 Hedrick RP, Groff JM, Okihiro MS, McDowell TS. Herpesviruses detected in papillomatous skin growths of koi carp (Cyprinus carpio) Journal of Wildlife Diseases. 26: 578-581. PMID 2174469 DOI: 10.7589/0090-3558-26.4.578  0.374
1990 Hedrick R, Groff J, McDowell T, Willis M, Cox W. Hematopoietic intranuclear microsporidian infections with features of leukemia in chinook salmon Oncorhynchus tshawytscha Diseases of Aquatic Organisms. 8: 189-197. DOI: 10.3354/Dao008189  0.318
1990 Baxa D, Groff J, Wishkovsky A, Hedrick R. Susceptibility of nonictalurid fishes to experimental infection with Edwardsieiia ictalun Diseases of Aquatic Organisms. 8: 113-117. DOI: 10.3354/Dao008113  0.377
1990 LaPatra S, Groff J, Fryer J, Hedrick R. Comparative pathogenesis of three strains of infectious Hematopoietic necrosis virus in rainbow trout Oncorhynchus mykiss Diseases of Aquatic Organisms. 8: 105-112. DOI: 10.3354/Dao008105  0.325
1990 Hedrick R, Groff J, McDowell T, Wingfield W. An iridovirus infection of the integument of the white sturgeon Acipenser transmontanus Diseases of Aquatic Organisms. 8: 39-44. DOI: 10.3354/Dao008039  0.34
1990 WISHKOVSKY A, GROFF J, LAUREN D, TOTH R, HEDRICK R. Efficacy of fumagillin against proliferative kidney disease and its toxic side effects in rainbow trout (Oncorhynchus mykiss) fingerlings. Fish Pathology. 25: 141-147. DOI: 10.3147/Jsfp.25.141  0.323
1990 Foott JS, Hedrick RP. Blood Parameters and Immune Status of Rainbow Trout with Proliferative Kidney Disease Journal of Aquatic Animal Health. 2: 141-148. DOI: 10.1577/1548-8667(1990)002<0141:Bpaiso>2.3.Co;2  0.359
1990 Hedrick RP, McDowell TS, Kent ML, Elston RA. A small RNA virus isolated from Atlantic salmon (Salmo salar) Journal of Applied Ichthyology. 6: 173-181. DOI: 10.1111/J.1439-0426.1990.Tb00576.X  0.332
1989 Hedrick R, Friedman C, Modin J. Systemic infection in Atlantic salmon Salmo salar with a Dermocystidium-like species Diseases of Aquatic Organisms. 7: 171-177. DOI: 10.3354/Dao007171  0.351
1989 Eaton W, Wingfield W, Hedrick R. Prevalence and experimental transmission of the steelhead herpesvirus in salmonid fishes Diseases of Aquatic Organisms. 7: 23-30. DOI: 10.3354/Dao007023  0.304
1989 Lapatra SE, Fryer JL, Wingfield WH, Hedrick RP. Infectious Hematopoietic Necrosis Virus (IHNV) in Coho Salmon Journal of Aquatic Animal Health. 1: 277-280. DOI: 10.1577/1548-8667(1989)001<0277:Ihnvii>2.3.Co;2  0.399
1989 Arkush KD, Bovo G, De Kinkelin P, Winton JR, Wingfield WH, Hedrick RP. Biochemical and Antigenic Properties of the First Isolates of Infectious Hematopoietic Necrosis Virus from Salmonid Fish in Europe Journal of Aquatic Animal Health. 1: 148-153. DOI: 10.1577/1548-8667(1989)001<0148:Baapot>2.3.Co;2  0.378
1989 Macconnell E, Smith CE, Hedrick RP, Speer CA. Cellular Inflammatory Response of Rainbow Trout to the Protozoan Parasite that Causes Proliferative Kidney Disease Journal of Aquatic Animal Health. 1: 108-118. DOI: 10.1577/1548-8667(1989)001<0108:Cirort>2.3.Co;2  0.33
1989 Kent ML, Elliott DG, Groff JM, Hedrick RP. Loma salmonae (Protozoa: Microspora) infections in seawater reared coho salmon Oncorhynchus kisutch Aquaculture. 80: 211-222. DOI: 10.1016/0044-8486(89)90169-5  0.564
1988 Fryer JL, Hedrick RP, Park JW, Hah YC. Isolation of Aeromonas salmonicida from masu salmon in the Republic of Korea. Journal of Wildlife Diseases. 24: 364-5. PMID 3373645 DOI: 10.7589/0090-3558-24.2.364  0.382
1988 Hedrick RP, Kent ML, Toth RJ, Morrison JK. Fish infected with Sphaerospora spp. Thélohan (Myxosporea) from waters enzootic for proliferative kidney disease of salmonids Journal of Protozoology. 35: 13-18. PMID 3367317 DOI: 10.1111/J.1550-7408.1988.Tb04066.X  0.553
1988 Kent M, Sawyer T, Hedrick R. Paramoeba pemaquidensis (Sarcomastigophora: Paramoebidae) infestation of the gills of coho salmon Oncorhynchus kisutch reared in sea water Diseases of Aquatic Organisms. 5: 163-169. DOI: 10.3354/dao005163  0.379
1988 Boon JH, McDowell T, Hedrick RP. Resistance of the African (Clarias gariepinus) and the Asian catfish (Clarias batrachus) to channel catfish virus Aquaculture. 74: 191-194. DOI: 10.1016/0044-8486(88)90362-6  0.362
1987 Winton JR, Lannan CN, Fryer JL, Hedrick RP, Meyers TR, Plumb JA, Yamamoto T. Morphological and biochemical properties of four members of a novel group of reoviruses isolated from aquatic animals. The Journal of General Virology. 68: 353-64. PMID 3819694 DOI: 10.1099/0022-1317-68-2-353  0.38
1987 Hedrick RP, McDowell T, Groff J. Mycobacteriosis in cultured striped bass from California Journal of Wildlife Diseases. 23: 391-395. PMID 3625895 DOI: 10.7589/0090-3558-23.3.391  0.353
1987 Kent ML, Hedrick RP. Effects of cortisol implants on the PKX myxosporean causing proliferative kidney disease in rainbow trout, Salmo gairdneri Journal of Parasitology. 73: 455-461. PMID 3598795 DOI: 10.2307/3282121  0.558
1987 LIGHTNER DV, HEDRICK RP, FRYER JL, CHEN SN, LIAO IC, KOU GH. A survey of cultured penaeid shrimp in Taiwan for viral and other important diseases. Fish Pathology. 22: 127-140. DOI: 10.3147/Jsfp.22.127  0.337
1987 Hedrick RP, McDowell T. Passive Transfer of Sera with Antivirus Neutralizing Activity from Adult Channel Catfish Protects Juveniles from Channel Catfish Virus Disease Transactions of the American Fisheries Society. 116: 277-281. DOI: 10.1577/1548-8659(1987)116<277:Ptoswa>2.0.Co;2  0.351
1987 Hedrick RP, Groff JM, Mcdowell T. Response of Adult Channel Catfish to Waterborne Exposures of Channel Catfish Virus The Progressive Fish-Culturist. 49: 181-187. DOI: 10.1577/1548-8640(1987)49<181:Roacct>2.0.Co;2  0.328
1987 Hedrick RP, McDowell T, Eaton WD, Kimura T, Sano T. Serological relationships of five herpesviruses isolated from salmonid fishes Journal of Applied Ichthyology. 3: 87-92. DOI: 10.1111/J.1439-0426.1987.Tb00458.X  0.417
1987 ELSTON RA, BEATTIE JH, FRIEDMAN C, HEDRICK R, KENT ML. Pathology and significance of fatal inflammatory bacteraemia in the Pacific oyster, Crassostrea gigas Thunberg Journal of Fish Diseases. 10: 121-132. DOI: 10.1111/J.1365-2761.1987.Tb00727.X  0.522
1986 Duhamel GE, Kent ML, Dybdal NO, Hedrick RP. Henneguya exilis Kudo Associated with Granulomatous Branchitis of Channel Catfish Ictalurus punctatus (Rafinesque) Veterinary Pathology. 23: 354-361. PMID 3092431 DOI: 10.1177/030098588602300402  0.517
1986 Hedrick RP, McDowell T, Rosemark R, Aronstein D, Chan L. A Comparison of Four Apparatuses for Recovering Infectious Pancreatic Necrosis Virus from Rainbow Trout The Progressive Fish-Culturist. 48: 47-51. DOI: 10.1577/1548-8640(1986)48<47:Acofaf>2.0.Co;2  0.365
1985 Kent ML, Hedrick RP. PKX, the causative agent of proliferative kidney disease (PKD) in Pacific salmonid fishes and its affinities with the Myxozoa Journal of Protozoology. 32: 254-260. PMID 4009511 DOI: 10.1111/J.1550-7408.1985.Tb03047.X  0.587
1985 KENT M, HEDRICK R. The biology and associated pathology of Goussia carpelli (Leger and Stankovitch) in goldfish Carassius auratus (Linnaeus). Fish Pathology. 20: 485-494. DOI: 10.3147/Jsfp.20.485  0.402
1985 HEDRICK RP, EATON WD, FRYER JL, HAH YC, PARK JW, HONG SW. Biochemical and serological properties of birnaviruses isolated from fish in Korea. Fish Pathology. 20: 463-468. DOI: 10.3147/Jsfp.20.463  0.381
1985 Hedrick RP, Speas J, Kent ML, McDowell T. Adenovirus-Like Particles Associated with a Disease of Cultured White Sturgeon, Acipenser transmontanus Canadian Journal of Fisheries and Aquatic Sciences. 42: 1321-1325. DOI: 10.1139/F85-165  0.421
1984 Hedrick RP, Rosemark R, Aronstein D, Winton JR, McDowell T, Amend DF. Characteristics of a new reovirus from channel catfish (Ictalurus punctatus) Journal of General Virology. 65: 1527-1534. PMID 6470683 DOI: 10.1099/0022-1317-65-9-1527  0.338
1984 Amend DF, McDowell T, Hedrick RP. Characteristics of a Previously Unidentified Virus from Channel Catfish (Ictalurus punctatus) Canadian Journal of Fisheries and Aquatic Sciences. 41: 807-811. DOI: 10.1139/F84-094  0.358
1983 Hedrick RP, Okamoto N, Sano T, Fryer JL. Biochemical characterization of eel virus european. The Journal of General Virology. 1421-6. PMID 6854276 DOI: 10.1099/0022-1317-64-6-1421  0.33
1983 HEDRICK RP, FRYER JL, CHEN SN, KOU GH. Characteristics of four birnaviruses isolated from fish in Taiwan. Fish Pathology. 18: 91-97. DOI: 10.3147/Jsfp.18.91  0.396
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