Julia Ridpath

Summary

Affiliation: Agricultural Research Service
Country: USA

Publications

  1. doi request reprint Knowledge gaps impacting the development of bovine viral diarrhea virus control programs in the United States.
    Julia F Ridpath
    Virus and Prion Diseases of Livestock Research Unit, National Animal Disease Center, USDA, Agriculture Research Service, Ames, IA 50010, USA
    J Am Vet Med Assoc 235:1171-9. 2009
  2. pmc Identification and genome characterization of genotype B and genotype C bovine parainfluenza type 3 viruses isolated in the United States
    John D Neill
    USDA, Agricultural Research Service, National Animal Disease Center, Ruminant Diseases and Immunology Research Unit, 1920 Dayton Avenue, Ames, IA, 50010, USA
    BMC Vet Res 11:112. 2015
  3. doi request reprint Comparison of the breadth and complexity of bovine viral diarrhea (BVDV) populations circulating in 34 persistently infected cattle generated in one outbreak
    J F Ridpath
    National Animal Disease Center, ARS USDA, Ames, IA 50010, United States Electronic address
    Virology 485:297-304. 2015
  4. doi request reprint Lack of evidence for the presence of emerging HoBi-like viruses in North American fetal bovine serum lots
    Fernando V Bauermann
    1Julia F Ridpath, USDA, ARS, National Animal Disease Center, 1920 Dayton Avenue, PO Box 70, Ames, IA 50010
    J Vet Diagn Invest 26:10-7. 2014
  5. doi request reprint Stability of Bovine viral diarrhea virus 1 nucleic acid in fetal bovine samples stored under different conditions
    Julia F Ridpath
    1Julia F Ridpath, NADC ARS USDA, 1920 Dayton Avenue, PO Box 70, Ames, IA 50010
    J Vet Diagn Invest 26:6-9. 2014
  6. ncbi request reprint A need to define characteristics to be used in the taxonomy of the expanding pestivirus genus
    Julia F Ridpath
    Ruminant Diseases and Immunology Research Unit, National Animal Disease Center, Agricultural Research Service, United States Department of Agriculture, Ames, Iowa 50010, USA
    Berl Munch Tierarztl Wochenschr 126:462-7. 2013
  7. pmc Greater numbers of nucleotide substitutions are introduced into the genomic RNA of bovine viral diarrhea virus during acute infections of pregnant cattle than of non-pregnant cattle
    John D Neill
    Ruminant Diseases and Immunology Research Unit, National Animal Disease Center, USDA, ARS, 1920 Dayton Ave, Ames, Iowa 50010, USA
    Virol J 9:150. 2012
  8. doi request reprint Comparison of acute infection of calves exposed to a high-virulence or low-virulence bovine viral diarrhea virus or a HoBi-like virus
    Julia F Ridpath
    Ruminant Diseases and Immunology Research Unit, National Animal Disease Center, USDA, Agricultural Research Service, 1920 Dayton Ave, Ames, IA 50010, USA
    Am J Vet Res 74:438-42. 2013
  9. doi request reprint Immunology of BVDV vaccines
    Julia F Ridpath
    Ruminant Diseases and Immunology Research Unit, National Animal Disease Center, ARS USDA, PO Box 70, 1920 Dayton Avenue, Ames, IA 50010, USA
    Biologicals 41:14-9. 2013
  10. doi request reprint HoBi-like viruses: an emerging group of pestiviruses
    Fernando V Bauermann
    Department of Preventive Veterinary Medicine, Virus Section, Federal University of Santa Maria, Santa Maria, Rio Grande do Sul, Brazil
    J Vet Diagn Invest 25:6-15. 2013

Detail Information

Publications34

  1. doi request reprint Knowledge gaps impacting the development of bovine viral diarrhea virus control programs in the United States.
    Julia F Ridpath
    Virus and Prion Diseases of Livestock Research Unit, National Animal Disease Center, USDA, Agriculture Research Service, Ames, IA 50010, USA
    J Am Vet Med Assoc 235:1171-9. 2009
  2. pmc Identification and genome characterization of genotype B and genotype C bovine parainfluenza type 3 viruses isolated in the United States
    John D Neill
    USDA, Agricultural Research Service, National Animal Disease Center, Ruminant Diseases and Immunology Research Unit, 1920 Dayton Avenue, Ames, IA, 50010, USA
    BMC Vet Res 11:112. 2015
    ..Bovine vaccines currently contain BPI3V to provide protection against the virus, but there is no current information regarding the BPI3V strains that are circulating in the U.S...
  3. doi request reprint Comparison of the breadth and complexity of bovine viral diarrhea (BVDV) populations circulating in 34 persistently infected cattle generated in one outbreak
    J F Ridpath
    National Animal Disease Center, ARS USDA, Ames, IA 50010, United States Electronic address
    Virology 485:297-304. 2015
    ..This observation makes it possible to test the correlation of this phenotype to other phenotypes such as growth rate, congenital defects, viral shed and cytokine expression. ..
  4. doi request reprint Lack of evidence for the presence of emerging HoBi-like viruses in North American fetal bovine serum lots
    Fernando V Bauermann
    1Julia F Ridpath, USDA, ARS, National Animal Disease Center, 1920 Dayton Avenue, PO Box 70, Ames, IA 50010
    J Vet Diagn Invest 26:10-7. 2014
    ..While there is no evidence of HoBi-like viruses in NA based on tested samples, further studies are required to validate HoBi-like virus-free status and develop means to prevent the spread of HoBi-like virus into NA. ..
  5. doi request reprint Stability of Bovine viral diarrhea virus 1 nucleic acid in fetal bovine samples stored under different conditions
    Julia F Ridpath
    1Julia F Ridpath, NADC ARS USDA, 1920 Dayton Avenue, PO Box 70, Ames, IA 50010
    J Vet Diagn Invest 26:6-9. 2014
    ..The impact of fecal contamination was increased following archiving in all tissue types suggesting that, for long-term storage, effort should be made to reduce environmental contaminants before archiving. ..
  6. ncbi request reprint A need to define characteristics to be used in the taxonomy of the expanding pestivirus genus
    Julia F Ridpath
    Ruminant Diseases and Immunology Research Unit, National Animal Disease Center, Agricultural Research Service, United States Department of Agriculture, Ames, Iowa 50010, USA
    Berl Munch Tierarztl Wochenschr 126:462-7. 2013
    ....
  7. pmc Greater numbers of nucleotide substitutions are introduced into the genomic RNA of bovine viral diarrhea virus during acute infections of pregnant cattle than of non-pregnant cattle
    John D Neill
    Ruminant Diseases and Immunology Research Unit, National Animal Disease Center, USDA, ARS, 1920 Dayton Ave, Ames, Iowa 50010, USA
    Virol J 9:150. 2012
    ..However, it was not known if nucleotide changes were introduce when the virus crossed the placenta and infected the fetus or during the acute infection of the dam...
  8. doi request reprint Comparison of acute infection of calves exposed to a high-virulence or low-virulence bovine viral diarrhea virus or a HoBi-like virus
    Julia F Ridpath
    Ruminant Diseases and Immunology Research Unit, National Animal Disease Center, USDA, Agricultural Research Service, 1920 Dayton Ave, Ames, IA 50010, USA
    Am J Vet Res 74:438-42. 2013
    ..To compare acute infection of cattle exposed to a high-virulence (HV) bovine viral diarrhea virus (BVDV), low-virulence (LV) BVDV, or HoBi-like virus...
  9. doi request reprint Immunology of BVDV vaccines
    Julia F Ridpath
    Ruminant Diseases and Immunology Research Unit, National Animal Disease Center, ARS USDA, PO Box 70, 1920 Dayton Avenue, Ames, IA 50010, USA
    Biologicals 41:14-9. 2013
    ..The heterogeneity that exists among circulating BVDV strains, works against establishing such immunity. Vaccination, while not 100% effective in every individual animal, is effective at the herd level...
  10. doi request reprint HoBi-like viruses: an emerging group of pestiviruses
    Fernando V Bauermann
    Department of Preventive Veterinary Medicine, Virus Section, Federal University of Santa Maria, Santa Maria, Rio Grande do Sul, Brazil
    J Vet Diagn Invest 25:6-15. 2013
    ..Increased demand for FBS has led to widespread distribution of FBS originating in HoBi-like virus endemic regions. The contamination of such FBS with HoBi-like viruses may lead to spread of this virus to other regions...
  11. ncbi request reprint Impact of BVDV infection of white-tailed deer during second and third trimesters of pregnancy
    Julia F Ridpath
    Ruminant Diseases and Immunology Research Unit, National Animal Disease Center, USDA Agricultural Research Service, 1920 Dayton Avenue, PO Box 70, Ames, Iowa 50010, USA
    J Wildl Dis 48:758-62. 2012
    ....
  12. ncbi request reprint Preventive strategy for BVDV infection in North America
    Julia Ridpath
    National Animal Disease Center ARS USDA, Ames, IA 50010, USA
    Jpn J Vet Res 60:S41-9. 2012
    ..Organizers of all four programs noted that compliance with control programs was directly linked to education and the presence of a support network composed of fellow producers, engaged veterinarians and knowledgeable diagnosticians...
  13. doi request reprint Antigenic relationships between Bovine viral diarrhea virus 1 and 2 and HoBi virus: possible impacts on diagnosis and control
    Fernando V Bauermann
    Federal University of Santa Maria, Department of Preventive Veterinary Medicine, Virus Section, Santa Maria, Rio Grande do Sul, Brazil
    J Vet Diagn Invest 24:253-61. 2012
    ..Detection and control of HoBi virus infections in cattle would thus require the development of new diagnostic reagents and reformulation of current vaccines...
  14. ncbi request reprint Prevalence and antigenic differences observed between Bovine viral diarrhea virus subgenotypes isolated from cattle in Australia and feedlots in the southwestern United States
    Julia F Ridpath
    Virus and Prion Diseases of Livestock Research Unit, National Animal Disease Center, USDA, Agricultural Research Service, 1920 Dayton Avenue, P O Box 70, Ames, IA 50010, USA
    J Vet Diagn Invest 22:184-91. 2010
    ..The present study establishes a foundation for further studies examining whether vaccine protection can be improved by basing vaccines on the BVDV subgenotypes prevalent in the region in which the vaccine is to be used...
  15. ncbi request reprint Change in predominance of Bovine viral diarrhea virus subgenotypes among samples submitted to a diagnostic laboratory over a 20-year time span
    Julia F Ridpath
    USDA, ARS, National Animal Disease Center, PO Box 70, Ames, IA 50010, USA
    J Vet Diagn Invest 23:185-93. 2011
    ..Typing, on the basis of phylogenetic analysis, was done on 148 samples. The strongest trend detected among these samples was a pronounced decrease in the number of BVDV-1a strains over time...
  16. doi request reprint Evaluation of three experimental bovine viral diarrhea virus killed vaccines adjuvanted with combinations of Quil A cholesterol and dimethyldioctadecylammonium (DDA) bromide
    Julia F Ridpath
    Ruminant Diseases and Immunology Research Unit, National Animal Disease Center, USDA, Agricultural Research Service, 1920 Dayton Avenue, P O Box 70, Ames, IA 50010, USA
    Vet Res Commun 34:691-702. 2010
    ..Compared to a commercial killed vaccine, the three novel vaccines elicited higher VN levels and reduced injection site inflammation...
  17. doi request reprint The contribution of infections with bovine viral diarrhea viruses to bovine respiratory disease
    Julia Ridpath
    Ruminant Diseases and Immunology Research Unit, United States Department of Agriculture, Agricultural Research Service, National Animal Disease Center, Ames, IA 50010, USA
    Vet Clin North Am Food Anim Pract 26:335-48. 2010
    ....
  18. doi request reprint Bovine viral diarrhea virus: global status
    Julia F Ridpath
    Ruminant Diseases and Immunology Research Unit, National Animal Disease Center, USDA, Agricultural Research Service, Ames, IA 50010, USA
    Vet Clin North Am Food Anim Pract 26:105-21, table of contents. 2010
    ..Recent advances in BVDV research and diagnostics have led to the development of regional eradication/control programs, the most efficacious of which focus on biosecurity, surveillance, and control...
  19. ncbi request reprint Stability of Bovine viral diarrhea virus antigen in ear punch samples collected from bovine fetuses
    Julia F Ridpath
    Virus and Prion Diseases of Livestock Research Unit, National Animal Disease Center, USDA, Agricultural Research Service, Ames, IA 50010, USA
    J Vet Diagn Invest 21:346-9. 2009
    ..These results suggest that ACE testing of skin samples collected from aborted fetuses and stillborn calves found in the field may represent a practical surveillance method for BVDV-induced reproductive disease...
  20. ncbi request reprint Febrile response and decrease in circulating lymphocytes following acute infection of white-tailed deer fawns with either a BVDV1 or a BVDV2 strain
    Julia F Ridpath
    Virus and Prion Diseases of Livestock Research Unit, National Animal Disease Center, US Department of Agriculture, Agricultural Research Service, Ames, Iowa 50010, USA
    J Wildl Dis 43:653-9. 2007
    ..Because free-ranging cervid populations are frequently in contact with domestic cattle in the United States, possible transfer of BVDV between cattle and cervids has significant implications for proposed BVDV control programs...
  21. ncbi request reprint Evaluation of the reverse transcription-polymerase chain reaction/probe test of serum samples and immunohistochemistry of skin sections for detection of acute bovine viral diarrhea infections
    Julia F Ridpath
    Virus and Prion Diseases of Livestock Research Unit, USDA, Agricultural Research Service, Ames, IA 50010, USA
    J Vet Diagn Invest 14:303-7. 2002
    ..Virus could be detected in 19% (3/16) of acutely infected animals by the RT-PCR/probe technique. No acutely infected animals were positive by IHC...
  22. ncbi request reprint Multiple outbreaks of severe acute BVDV in North America occurring between 1993 and 1995 linked to the same BVDV2 strain
    Julia F Ridpath
    Virus and Prion Diseases of Livestock Research Unit, National Animal Disease Center, USDA, Agricultural Research Service, 2300 Dayton Avenue, P O Box 70, Ames, IA 50010, USA
    Vet Microbiol 114:196-204. 2006
    ..These findings are notable in that they draw into question management of acute BVD infection, design of studies examining virulence and nomenclature used to identify strains for GenBank submission...
  23. ncbi request reprint Gene expression changes in BVDV2-infected MDBK cells
    John D Neill
    National Animal Disease Center, USDA, ARS, Ames, IA 50010, USA
    Biologicals 31:97-102. 2003
    ..These data indicate that following infection with BVDV, changes in gene expression occur that are beneficial for virus replication while placing the cell at a metabolic disadvantage...
  24. ncbi request reprint BVDV genotypes and biotypes: practical implications for diagnosis and control
    Julia F Ridpath
    Virus and Prion Diseases of Livestock Research Unit, National Animal Disease Center B 11, USDA Agricultural Research Service, 2300 Dayton Avenue, PO Box 70, Ames, IA 50010, USA
    Biologicals 31:127-31. 2003
  25. ncbi request reprint Gene expression changes in MDBK cells infected with genotype 2 bovine viral diarrhoea virus
    John D Neill
    Virus and Prion Diseases of Livestock Research Unit, National Animal Disease Center, USDA, Agricultural Research Service, Ames, IA 50010, USA
    Vet Microbiol 96:301-12. 2003
    ..These data indicate that following infection with BVDV, changes in gene expression occur that are beneficial for virus replication while having only minor changes in energy metabolism...
  26. ncbi request reprint Practical significance of heterogeneity among BVDV strains: impact of biotype and genotype on U.S. control programs
    Julia F Ridpath
    Virus and Prion Diseases of Livestock Research Unit, National Animal Disease Center, USDA, Agricultural Research Service, 2300 Dayton Avenue, P O Box 70, Ames, IA 50010, USA
    Prev Vet Med 72:17-30; discussion 215-9. 2005
    ..The cost to benefit ratio of this proposal is currently a matter of debate...
  27. ncbi request reprint Lymphocytopathogenic activity in vitro correlates with high virulence in vivo for BVDV type 2 strains: Criteria for a third biotype of BVDV
    Julia F Ridpath
    Virus and Prion Diseases of Livestock Research Unit, National Animal Disease Center, USDA, Agricultural Research Service, Ames, IA 50010, USA
    Virus Res 118:62-9. 2006
    ..These data suggest that the cytopathic effect induced in cultured lymphoid cells by a ncp highly virulent BVDV strain may occur by a different mechanism than the cytopathic effect induced by cp BVDV strains...
  28. ncbi request reprint Global gene expression profiling of Bovine immature B cells using serial analysis of gene expression
    John D Neill
    Virus and Prion Diseases of Livestock Research Unit, USDA, ARS, National Animal Disease Center, Ames, Iowa 50010, USA
    Anim Biotechnol 17:21-31. 2006
    ..Overall, this SAGE analysis yielded a global picture of gene expression in IPPF B lymphocytes and provides a starting point for the comparison of gene expression in further functional studies...
  29. ncbi request reprint Impact of variation in acute virulence of BVDV1 strains on design of better vaccine efficacy challenge models
    Julia F Ridpath
    Virus and Prion Diseases of Livestock Research Unit, National Animal Disease Center, USDA, Agricultural Research Service, P O Box 70, Ames, IA 50010, USA
    Vaccine 25:8058-66. 2007
    ..Infection with two of the field strains resulted in significantly more pronounced clinical disease compared to NY-1. Decreasing the inoculation of a field strain by two logs did not significantly change clinical presentation...
  30. doi request reprint Increase in proto-oncogene mRNA transcript levels in bovine lymphoid cells infected with a cytopathic type 2 bovine viral diarrhea virus
    John D Neill
    National Animal Disease Center, USDA, ARS, Ames, IA 50010, United States
    Virus Res 135:326-31. 2008
    ..Rather than an increase in transcription of these genes, it appeared that these proto-oncogenes transcripts accumulated in the BVDV2-infected cells...
  31. pmc Development and evaluation of a replicon particle vaccine expressing the E2 glycoprotein of bovine viral diarrhea virus (BVDV) in cattle
    John Dustin Loy
    Harrisvaccines, Inc, 1102 Southern Hills Dr, Suite 101, Ames, IA 50010, USA
    Virol J 10:35. 2013
    ..This is the first experiment to demonstrate that Alphavirus-based replicon particles can be utilized in a standard prime/boost vaccination strategy in calves against a commercially significant bovine pathogen...
  32. ncbi request reprint A survey of bovine viral diarrhea virus testing in diagnostic laboratories in the United States from 2004 to 2005
    Elizabeth A Driskell
    Virus and Prion Diseases of Livestock, National Animal Disease Center ARS USDA Ames, IA 50010, USA
    J Vet Diagn Invest 18:600-5. 2006
    ....
  33. ncbi request reprint Induction of T lymphocytes specific for bovine viral diarrhea virus in calves with maternal antibody
    Janice J Endsley
    Department of Veterinary Microbiology and Preventive Medicine, College of Veterinary Medicine, Iowa State University, Ames, Iowa, USA
    Viral Immunol 17:13-23. 2004
    ..A manuscript presented separately demonstrates that the calves with T lymphocytes specific for BVDV in this study were also protected from virulent BVDV genotype 2 challenge after maternal antibody became undetectable...
  34. doi request reprint Reproductive tract disease associated with inoculation of pregnant white-tailed deer with bovine viral diarrhea virus
    Julia F Ridpath
    Virus and Prion Diseases of Livestock Research Unit, National Animal Disease Center, USDA Agricultural Research Service, Ames, IA 50010, USA
    Am J Vet Res 69:1630-6. 2008
    ..To inoculate white-tailed deer (Odocoileus virginianus) during the sixth or seventh week of gestation with bovine viral diarrhea virus (BVDV) and observe for signs of reproductive tract disease during a 182-day period...