Richard W Gerhold

Summary

Affiliation: University of Tennessee
Country: USA

Publications

  1. ncbi request reprint Persistence of two Trichomonas gallinae isolates in chlorinated and distilled water with or without organic material
    Richard W Gerhold
    The Center for Wildlife Health, Department of Forestry, Wildlife, and Fisheries, University of Tennessee, Knoxville, TN 37996, USA
    Avian Dis 57:681-3. 2013
  2. doi request reprint Zoonotic diseases associated with free-roaming cats
    R W Gerhold
    Center for Wildlife Health, Department of Forestry, Wildlife, and Fisheries, The University of Tennessee, Knoxville, TN 37996 4563, USA
    Zoonoses Public Health 60:189-95. 2013
  3. doi request reprint Construction of PCR primers to detect and distinguish Eimeria spp. in northern bobwhites and a survey of Eimeria on gamebird farms in the United States
    Richard W Gerhold
    Department of Poultry Science, University of Georgia, Athens, Georgia 30602, USA
    J Parasitol 97:892-5. 2011
  4. doi request reprint Partial sequence of the alpha-tubulin gene from Histomonas meleagridis isolates from the United States
    Richard W Gerhold
    Department of Poultry Science, University of Georgia, Athens, Georgia 30602, USA
    J Parasitol 97:354-6. 2011
  5. doi request reprint Molecular characterization of the Trichomonas gallinae morphologic complex in the United States
    Richard W Gerhold
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, The University of Georgia, Athens, Georgia, USA
    J Parasitol 94:1335-41. 2008
  6. doi request reprint Hemolytic activity of Trichomonas gallinae isolates does not correspond with clinical virulence
    Richard W Gerhold
    College of Veterinary Medicine, The University of Georgia, Athens, GA 30602, USA
    Vet Parasitol 160:221-4. 2009
  7. doi request reprint Oocyst production of Eimeria lettyae in northern bobwhites following low-dose inoculations
    Richard W Gerhold
    Department of Poultry Science, The University of Georgia, Athens, Georgia 30602, USA
    J Parasitol 97:525-6. 2011
  8. ncbi request reprint Avian vacuolar myelinopathy outbreaks at a southeastern reservoir
    John R Fischer
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, The University of Georgia, Athens, Georgia 30602, USA
    J Wildl Dis 42:501-10. 2006
  9. ncbi request reprint Necropsy findings and arbovirus surveillance in mourning doves from the southeastern United States
    Richard W Gerhold
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, University of Georgia, Athens, Georgia 30602, USA
    J Wildl Dis 43:129-35. 2007
  10. ncbi request reprint Histomonas meleagridis and capillarid infection in a captive chukar (Alectoris chukar)
    Janildo L Reis
    Department of Veterinary Pathology, College of Veterinary Medicine, University of Georgia, Athens, GA 30602, USA
    Avian Dis 53:637-9. 2009

Detail Information

Publications17

  1. ncbi request reprint Persistence of two Trichomonas gallinae isolates in chlorinated and distilled water with or without organic material
    Richard W Gerhold
    The Center for Wildlife Health, Department of Forestry, Wildlife, and Fisheries, University of Tennessee, Knoxville, TN 37996, USA
    Avian Dis 57:681-3. 2013
    ..Survival was best in the presence of organic matter, with either distilled or chlorinated water. Uncontaminated chlorinated water did not allow survival at any sampling period...
  2. doi request reprint Zoonotic diseases associated with free-roaming cats
    R W Gerhold
    Center for Wildlife Health, Department of Forestry, Wildlife, and Fisheries, The University of Tennessee, Knoxville, TN 37996 4563, USA
    Zoonoses Public Health 60:189-95. 2013
    ..This manuscript is a review of the various diseases of free-roaming cats and the public health implications associated with the cat populations...
  3. doi request reprint Construction of PCR primers to detect and distinguish Eimeria spp. in northern bobwhites and a survey of Eimeria on gamebird farms in the United States
    Richard W Gerhold
    Department of Poultry Science, University of Georgia, Athens, Georgia 30602, USA
    J Parasitol 97:892-5. 2011
    ..9%) samples had 3 Eimeria spp., 14 (45.2%) had 2 spp., and 4 (12.9%) samples had only 1 species. The species were widely distributed over the area sampled and were not associated with the age of the flock...
  4. doi request reprint Partial sequence of the alpha-tubulin gene from Histomonas meleagridis isolates from the United States
    Richard W Gerhold
    Department of Poultry Science, University of Georgia, Athens, Georgia 30602, USA
    J Parasitol 97:354-6. 2011
    ..Further α-tubulin gene analysis from species in the Dientamoebidae will be useful in elucidating the evolutionary relationship of these protozoans...
  5. doi request reprint Molecular characterization of the Trichomonas gallinae morphologic complex in the United States
    Richard W Gerhold
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, The University of Georgia, Athens, Georgia, USA
    J Parasitol 94:1335-41. 2008
    ..gallinae isolates were found in all sampled states. Both T. vaginalis-like and T. gallinae isolates were involved in trichomoniasis outbreaks in California and Arizona...
  6. doi request reprint Hemolytic activity of Trichomonas gallinae isolates does not correspond with clinical virulence
    Richard W Gerhold
    College of Veterinary Medicine, The University of Georgia, Athens, GA 30602, USA
    Vet Parasitol 160:221-4. 2009
    ..gallinae isolates ranged from 3.5% to 53.4% and did not correspond with clinical virulence. The results of this investigation suggest hemolytic activity is not a useful in vitro virulence assay for T. gallinae...
  7. doi request reprint Oocyst production of Eimeria lettyae in northern bobwhites following low-dose inoculations
    Richard W Gerhold
    Department of Poultry Science, The University of Georgia, Athens, Georgia 30602, USA
    J Parasitol 97:525-6. 2011
    ..lettyae at low doses. This suggests that successful immunization of bobwhites against coccidiosis with live vaccines might require attenuated strains with reduced reproductive potential...
  8. ncbi request reprint Avian vacuolar myelinopathy outbreaks at a southeastern reservoir
    John R Fischer
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, The University of Georgia, Athens, Georgia 30602, USA
    J Wildl Dis 42:501-10. 2006
    ....
  9. ncbi request reprint Necropsy findings and arbovirus surveillance in mourning doves from the southeastern United States
    Richard W Gerhold
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, University of Georgia, Athens, Georgia 30602, USA
    J Wildl Dis 43:129-35. 2007
    ..West Nile virus was isolated from 2.1% (n = 17) and eastern equine encephalitis virus (EEEV) was isolated from 0.2% (n = 2) of the submitted birds...
  10. ncbi request reprint Histomonas meleagridis and capillarid infection in a captive chukar (Alectoris chukar)
    Janildo L Reis
    Department of Veterinary Pathology, College of Veterinary Medicine, University of Georgia, Athens, GA 30602, USA
    Avian Dis 53:637-9. 2009
    ..Sequence analysis of the internal transcribed spacer (ITS)-1, 5.8S, and ITS-2 regions of the ribosomal RNA gene disclosed a 95% identity to a previously sequenced ITS-1, 5.8S, and ITS-2 region of H. meleagridis...
  11. ncbi request reprint Infectious canine hepatitis in a gray fox (Urocyon cinereoargenteus)
    Richard W Gerhold
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, The University of Georgia, Athens, Georgia 30602, USA
    J Wildl Dis 43:734-6. 2007
    ..Canine adenovirus-1 was identified by polymerase chain reaction (PCR) and nucleotide sequencing. To our knowledge, this is the first report of clinical infectious canine hepatitis in a gray fox...
  12. doi request reprint Examination for double-stranded RNA viruses in Trichomonas gallinae and identification of a novel sequence of a Trichomonas vaginalis virus
    Richard W Gerhold
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, The University of Georgia, Athens, GA 30602, USA
    Parasitol Res 105:775-9. 2009
    ..Subsequent reverse transcription-polymerase chain reaction analysis of the dsRNA of the virus in this isolate revealed a novel sequence of the RNA-dependent RNA polymerase gene of T. vaginalis viruses...
  13. ncbi request reprint Parelaphostrongylus tenuis-associated meningoencephalitis in a sika deer (Cervus nippon)
    Richard W Gerhold
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, The University of Georgia, Athens, Georgia 30602, USA
    J Wildl Dis 46:287-90. 2010
    ..Parelaphostrongylus tenuis was identified by polymerase chain reaction and DNA sequencing. To our knowledge, this is the first report of P. tenuis-associated encephalitis in a sika deer...
  14. ncbi request reprint Avian tuberculosis in a wild turkey
    Richard W Gerhold
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, University of Georgia, Athens, GA 30602, USA
    Avian Dis 49:164-6. 2005
    ..Culture of the liver yielded Mycobacterium avium subspecies avium and low numbers of Staphylococcus intermedius...
  15. ncbi request reprint Toxoplasmosis in a red-bellied woodpecker (Melanerpes carolinus)
    Richard W Gerhold
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, The University of Georgia, Athens, GA 30602, USA
    Avian Dis 51:992-4. 2007
    ..Sequence analysis of the SAG2 locus disclosed that the T gondii detected was the Type III genotype. This is apparently the first report of clinical neural toxoplasmosis in any species in the order Piciformes...
  16. ncbi request reprint Sarcocystis neurona-associated meningoencephalitis and description of intramuscular sarcocysts in a fisher (Martes pennanti)
    Richard W Gerhold
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, The University of Georgia, Athens, Georgia 30602, USA
    J Wildl Dis 41:224-30. 2005
    ..neurona by PCR, but were morphologically similar to previous light and electron microscopy descriptions of S. neurona. This is the first report of clinical neural S. neurona infection in a fisher...
  17. ncbi request reprint Attempts to reproduce vacuolar myelinopathy in domestic swine and chickens
    Lynn A Lewis-Weis
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, The University of Georgia, Athens, Georgia 30602, USA
    J Wildl Dis 40:476-84. 2004
    ..The cause of AVM is most likely present in the materials associated with submerged vegetation because the vegetation itself (hydrilla) was the same at our AVM-positive and AVM-negative sites...