Bhushan M Jayarao

Summary

Affiliation: Pennsylvania State University
Country: USA

Publications

  1. ncbi request reprint Bulk-tank milk analysis. A useful tool for improving milk quality and herd udder health
    Bhushan M Jayarao
    Department of Veterinary Science, Pennsylvania State University, 111 Henning Building, University Park, PA 16802, USA
    Vet Clin North Am Food Anim Pract 19:75-92, vi. 2003
  2. ncbi request reprint A survey of foodborne pathogens in bulk tank milk and raw milk consumption among farm families in pennsylvania
    B M Jayarao
    The Department of Veterinary Science, The Pennsylvania State University, University Park 16802, USA
    J Dairy Sci 89:2451-8. 2006
  3. ncbi request reprint Prevalence of foodborne pathogens in bulk tank milk
    B M Jayarao
    Minnesota South Dakota Dairy Food Research Center, Department of Dairy Science, South Dakota State University, Brookings 57007 0647, USA
    J Dairy Sci 84:2157-62. 2001
  4. ncbi request reprint Evaluation of IS900-PCR assay for detection of Mycobacterium avium subspecies Paratuberculosis infection in cattle using quarter milk and bulk tank milk samples
    B M Jayarao
    Department of Veterinary Science, Pennsylvania State University, University Park 16802, USA
    Foodborne Pathog Dis 1:17-26. 2004
  5. doi request reprint Real-time multiplex polymerase chain reaction assay for rapid detection of Clostridium difficile toxin-encoding strains
    Beth A Houser
    Department of Veterinary and Biomedical Sciences, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
    Foodborne Pathog Dis 7:719-26. 2010
  6. ncbi request reprint Guidelines for monitoring bulk tank milk somatic cell and bacterial counts
    B M Jayarao
    Department of Veterinary Science, The Pennsylvania State University, University Park 16802, USA
    J Dairy Sci 87:3561-73. 2004
  7. pmc Antimicrobial-resistant enteric bacteria from dairy cattle
    Ashish A Sawant
    Department of Veterinary and Biomedical Sciences, Pennsylvania State University, University Park, PA 16802, USA
    Appl Environ Microbiol 73:156-63. 2007
  8. doi request reprint Prevalence of Clostridium difficile toxin genes in the feces of veal calves and incidence of ground veal contamination
    Beth A Houser
    Department of Veterinary and Biomedical Sciences, The Pennsylvania State University, University Park, PA 16802, USA
    Foodborne Pathog Dis 9:32-6. 2012
  9. doi request reprint A survey of bacteriological quality and the occurrence of Salmonella in raw bovine colostrum
    B A Houser
    Department of Veterinary and Biomedical Sciences, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
    Foodborne Pathog Dis 5:853-8. 2008
  10. doi request reprint Blinded, controlled field trial of two commercially available Mycoplasma bovis bacterin vaccines in veal calves
    Marty K Soehnlen
    The Pennsylvania State University, Department of Veterinary and Biomedical Sciences, University Park, PA 16802, USA
    Vaccine 29:5347-54. 2011

Collaborators

Detail Information

Publications40

  1. ncbi request reprint Bulk-tank milk analysis. A useful tool for improving milk quality and herd udder health
    Bhushan M Jayarao
    Department of Veterinary Science, Pennsylvania State University, 111 Henning Building, University Park, PA 16802, USA
    Vet Clin North Am Food Anim Pract 19:75-92, vi. 2003
    ....
  2. ncbi request reprint A survey of foodborne pathogens in bulk tank milk and raw milk consumption among farm families in pennsylvania
    B M Jayarao
    The Department of Veterinary Science, The Pennsylvania State University, University Park 16802, USA
    J Dairy Sci 89:2451-8. 2006
    ..Of the 248 bulk tank milk samples, 32 (13%) contained > or = 1 species of bacterial pathogens. The findings of the study could assist in developing farm community-based educational programs on the risks of consuming raw milk...
  3. ncbi request reprint Prevalence of foodborne pathogens in bulk tank milk
    B M Jayarao
    Minnesota South Dakota Dairy Food Research Center, Department of Dairy Science, South Dakota State University, Brookings 57007 0647, USA
    J Dairy Sci 84:2157-62. 2001
    ..The findings of the study warrant the need for educational programs for dairy producers about the risks associated with consumption of raw milk...
  4. ncbi request reprint Evaluation of IS900-PCR assay for detection of Mycobacterium avium subspecies Paratuberculosis infection in cattle using quarter milk and bulk tank milk samples
    B M Jayarao
    Department of Veterinary Science, Pennsylvania State University, University Park 16802, USA
    Foodborne Pathog Dis 1:17-26. 2004
    ..avium subsp. paratuberculosis infection...
  5. doi request reprint Real-time multiplex polymerase chain reaction assay for rapid detection of Clostridium difficile toxin-encoding strains
    Beth A Houser
    Department of Veterinary and Biomedical Sciences, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
    Foodborne Pathog Dis 7:719-26. 2010
    ..difficile is a reliable, sensitive, and specific diagnostic tool for rapid screening and identification of samples contaminated with C. difficile...
  6. ncbi request reprint Guidelines for monitoring bulk tank milk somatic cell and bacterial counts
    B M Jayarao
    Department of Veterinary Science, The Pennsylvania State University, University Park 16802, USA
    J Dairy Sci 87:3561-73. 2004
    ..In conclusion, categorized bulk tank somatic cell and bacterial counts could serve as indicators and facilitate monitoring of herd udder health and milk quality...
  7. pmc Antimicrobial-resistant enteric bacteria from dairy cattle
    Ashish A Sawant
    Department of Veterinary and Biomedical Sciences, Pennsylvania State University, University Park, PA 16802, USA
    Appl Environ Microbiol 73:156-63. 2007
    ..The findings of this study suggest that commensal enteric E. coli from healthy lactating cattle can be an important reservoir for tetracycline and perhaps other antimicrobial resistance determinants...
  8. doi request reprint Prevalence of Clostridium difficile toxin genes in the feces of veal calves and incidence of ground veal contamination
    Beth A Houser
    Department of Veterinary and Biomedical Sciences, The Pennsylvania State University, University Park, PA 16802, USA
    Foodborne Pathog Dis 9:32-6. 2012
    ..difficile was not recovered from veal carcasses. On the contrary, viable toxigenic C. difficle was recovered from 6% retail meat, thus suggesting that contamination occurs either during or after veal fabrication...
  9. doi request reprint A survey of bacteriological quality and the occurrence of Salmonella in raw bovine colostrum
    B A Houser
    Department of Veterinary and Biomedical Sciences, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
    Foodborne Pathog Dis 5:853-8. 2008
    ..Collection, handling, and storage of colostrum need to be addressed to improve bacteriological quality of colostrum intended not only for feeding calves but also for human consumption...
  10. doi request reprint Blinded, controlled field trial of two commercially available Mycoplasma bovis bacterin vaccines in veal calves
    Marty K Soehnlen
    The Pennsylvania State University, Department of Veterinary and Biomedical Sciences, University Park, PA 16802, USA
    Vaccine 29:5347-54. 2011
    ..bovis antibodies and the M. bovis-associated morbidity in the veal calves. Under the field conditions of this study, observed vaccine efficacy for vaccine A and vaccine B was 44% and less than 1%, respectively...
  11. doi request reprint In vitro antimicrobial inhibition of Mycoplasma bovis isolates submitted to the Pennsylvania Animal Diagnostic Laboratory using flow cytometry and a broth microdilution method
    Marty K Soehnlen
    Department of Veterinary and Biomedical Sciences, Pennsylvania State University, University Park, PA 16802, USA
    J Vet Diagn Invest 23:547-51. 2011
    ..4 µg/ml, 0.8 to >12.8 µg/ml, and <2-4 µg/ml, respectively. Flow cytometry offers potential in clinical applications due to high-throughput capability, quick turnaround time, and the objective nature of interpreting results...
  12. pmc Molecular epidemiology of ceftiofur-resistant Escherichia coli isolates from dairy calves
    Sarah C Donaldson
    Department of Veterinary Science, The Pennsylvania State University, University Park, PA 16802, USA
    Appl Environ Microbiol 72:3940-8. 2006
    ..coli shortly after birth. The high prevalence of multidrug-resistant nonpathogenic E. coli in calves could be a significant source of resistance genes to other bacteria that share the same environment...
  13. doi request reprint Assessment of phenotypic and genotypic diversity of Escherichia coli shed by healthy lactating dairy cattle
    Beth A Houser
    Department of Veterinary and Biomedical Sciences, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
    Foodborne Pathog Dis 5:41-51. 2008
    ....
  14. pmc Salmonella infections in the common raccoon (Procyon lotor) in western Pennsylvania
    Justin A Compton
    Department of Veterinary Science, School of Forest Resources, Pennsylvania State University, University Park, PA 16802, USA
    J Clin Microbiol 46:3084-6. 2008
    ....
  15. ncbi request reprint Comparison of genotypes of Escherichia coli strains carrying F18ab and F18ac fimbriae from pigs
    Chitrita Debroy
    Department of Veterinary and Biomedical Sciences, The Pennsylvania State University, 104 Wiley Lab, Wiley Lane, University Park, PA 16802, USA
    J Vet Diagn Invest 21:359-64. 2009
    ..Therefore, it was concluded that either of the 2 F18 variants, F18ab or F18ac, may be involved in causing postweaning diarrhea or edema disease in pigs...
  16. pmc Rapid detection of the top six non-O157 Shiga toxin-producing Escherichia coli O groups in ground beef by flow cytometry
    Narasimha V Hegde
    Escherichia coli Reference Center, Department of Veterinary and Biomedical Sciences, Pennsylvania State University, University Park, Pennsylvania, USA
    J Clin Microbiol 50:2137-9. 2012
    ..The assays may be utilized for rapid detection of STEC O groups in meat...
  17. pmc Subtyping Salmonella enterica serovar enteritidis isolates from different sources by using sequence typing based on virulence genes and clustered regularly interspaced short palindromic repeats (CRISPRs)
    Fenyun Liu
    Department of Food Science, The Pennsylvania State University, University Park, PA 16802, USA
    Appl Environ Microbiol 77:4520-6. 2011
    ..Further research is needed to determine if CRISPR-MVLST might help identify the ecological origins of S. Enteritidis strains that contaminate chickens and eggs...
  18. ncbi request reprint A survey on antibiotic usage in dairy herds in Pennsylvania
    A A Sawant
    Department of Veterinary Science, Pennsylvania State University, University Park 16802, USA
    J Dairy Sci 88:2991-9. 2005
    ..It is anticipated that the findings of this survey will permit developing new strategies for prudent use of antibiotics on dairy herds...
  19. pmc Dissemination of Salmonella enterica subsp. enterica Serovar Typhimurium var. Copenhagen clonal types through a contract heifer-raising operation
    Narasimha V Hegde
    Department of Veterinary Science, Pennsylvania State University, University Park, PA 16802, USA
    J Clin Microbiol 43:4208-11. 2005
    ..Results of the study showed that the heifer-raising operation could serve as a clearinghouse for Salmonella serovar Typhimurium var. Copenhagen and perhaps other Salmonella serotypes...
  20. doi request reprint Occupational health characteristics of women on dairy farms in Pennsylvania
    Ginger D Fenton
    Department of Veterinary and Biomedical Sciences, Penn State University, University Park, Pennsylvania, USA
    J Agromedicine 15:7-15. 2010
    ..Based on the findings of this study, additional investigations on the causes and prevention of these illnesses are warranted...
  21. ncbi request reprint Public health significance of antimicrobial-resistant gram-negative bacteria in raw bulk tank milk
    B A Straley
    Department of Veterinary and Biomedical Sciences, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
    Foodborne Pathog Dis 3:222-33. 2006
    ..This paper examines the prevalence and role of commensal gram-negative enteric bacteria in bulk tank milk and their public health significance...
  22. ncbi request reprint Differential expression of the lactose transporter gene affects growth of Staphylococcus aureus in milk
    M V Sharer
    Department of Veterinary Science, The Pennsylvania State University, University Park 16802, USA
    J Dairy Sci 86:2373-81. 2003
    ..aureus mastitis by enhancing growth. This study is the first to implicate EII as a potential virulence factor in mastitis, and therefore may be useful in the development of novel therapeutic strategies against S. aureus mastitis...
  23. ncbi request reprint Bronchopneumonia associated with extraintestinal pathogenic Escherichia coli in a horse
    Chitrita Debroy
    Department of Veterinary and Biomedical Sciences, Pennsylvania State University, PA 16802, USA
    J Vet Diagn Invest 20:661-4. 2008
    ..This is the first report, to the authors' knowledge, in which ExPEC O2H21 has been associated with fatal bronchopneumonia in a horse...
  24. ncbi request reprint Real-time multiplex PCR assay for rapid detection and toxintyping of Clostridium perfringens toxin producing strains in feces of dairy cattle
    A A Gurjar
    The Department of Veterinary and Biomedical Sciences, The Pennsylvania State University, University Park, PA 16802, USA
    Mol Cell Probes 22:90-5. 2008
    ..The findings of the study revealed that C. perfringens beta2 toxin producing strains were widely prevalent in lactating cows in Pennsylvania and they may play an important role in C. perfringens associated diarrheal diseases...
  25. ncbi request reprint Identification and sub-typing of Mycobacterium avium subsp. paratuberculosis and Mycobacterium avium subsp. avium by randomly amplified polymorphic DNA
    S R Pillai
    Department of Veterinary Science, Pennsylvania State University, University Park, PA 16802, USA
    Vet Microbiol 79:275-84. 2001
    ..RAPD was observed to be a rapid, reproducible and reliable technique for identification and sub-typing of M. paratuberculosis...
  26. ncbi request reprint Application of differential inflammatory cell count as a tool to monitor udder health
    S R Pillai
    Department of Veterinary Science, The Pennsylvania State University, University Park 16802, USA
    J Dairy Sci 84:1413-20. 2001
    ..The findings of this study suggest that differential inflammatory cell count assay has the potential to evolve as a new technique for evaluation of udder health status...
  27. ncbi request reprint Longitudinal Monitoring of Successive Commercial Layer Flocks for Salmonella enterica Serovar Enteritidis
    Thomas N Denagamage
    1 Department of Veterinary and Biomedical Sciences, The Pennsylvania State University, University Park, Pennsylvania
    Foodborne Pathog Dis 13:618-625. 2016
    ....
  28. pmc White button mushrooms increase microbial diversity and accelerate the resolution of Citrobacter rodentium infection in mice
    Jyotika Varshney
    Pathobiology Graduate Program, The Pennsylvania State University, University Park, PA, USA
    J Nutr 143:526-32. 2013
    ..rodentium...
  29. doi request reprint Detection of the top six non-O157 Shiga toxin-producing Escherichia coli O groups by ELISA
    Narasimha V Hegde
    E coli Reference Center, Department of Veterinary and Biomedical Sciences, Pennsylvania State University, University Park, PA 16802, USA
    Foodborne Pathog Dis 9:1044-8. 2012
    ..In addition, the assay provides a conceptual framework that can be adapted for the development of similar tests for the rapid detection of other serogroups of E. coli...
  30. doi request reprint Complete sequence of pEC14_114, a highly conserved IncFIB/FIIA plasmid associated with uropathogenic Escherichia coli cystitis strains
    Chitrita Debroy
    Department of Veterinary and Biomedical Sciences, The Pennsylvania State University, University Park, PA 16802, USA
    Plasmid 63:53-60. 2010
    ..Overall, this plasmid represents a novel IncFIB/FIIA plasmid type associated with human ExPEC belonging to the B2 phylogenetic group. The overall role of this plasmid, if any, in human ExPEC infections remains to be determined...
  31. doi request reprint Management practices used by white-tailed deer farms in Pennsylvania and herd health problems
    Jason W Brooks
    Animal Diagnostic Laboratory, College of Agricultural Sciences, The Pennsylvania State University, University Park, PA 16802, USA
    J Am Vet Med Assoc 232:98-104. 2008
    ..To determine current management practices used by white-tailed deer farms in Pennsylvania and identify animal health problems that exist in these herds...
  32. doi request reprint Identification of novel small molecule antimicrobials targeting Mycoplasma bovis
    Marty K Soehnlen
    Department of Veterinary and Biomedical Sciences, The Pennsylvania State University, University Park, PA 16802, USA
    J Antimicrob Chemother 66:574-7. 2011
    ..To screen novel small molecule compounds for inhibition of Mycoplasma bovis growth and to characterize their activity in terms of dose-dependency and ability to function in milk...
  33. doi request reprint Effect of heat treatment of bovine colostrum on bacterial counts, viscosity, and Immunoglobulin G concentration
    J A Elizondo-Salazar
    Department of Dairy and Animal Science, The Pennsylvania State University, University Park 16802, USA
    J Dairy Sci 93:961-7. 2010
    ..In this study, heat treatment of bovine colostrum at 60 degrees C for 30 or 60min reduced bacterial count, slightly reduced IgG concentration, and did not affect viscosity...
  34. ncbi request reprint A survey of bovine colostrum composition and colostrum management practices on Pennsylvania dairy farms
    S I Kehoe
    Department of Dairy and Animal Science, The Pennsylvania State University, University Park 16802, USA
    J Dairy Sci 90:4108-16. 2007
    ....
  35. ncbi request reprint Application of IS900 PCR for detection of Mycobacterium avium subsp. paratuberculosis directly from raw milk
    S R Pillai
    Department of Veterinary Science, The Pennsylvania State University, University Park 16802, USA
    J Dairy Sci 85:1052-7. 2002
    ..paratuberculosis by DNA sequence analysis. The results of this study suggest that M. paratuberculosis can be detected directly from quarter milk and bulk tank milk by IS900 PCR...
  36. doi request reprint Characterization of Fusobacterium isolates from the respiratory tract of white-tailed deer (Odocoileus virginianus)
    Jason W Brooks
    1Jason W Brooks, Animal Diagnostic Laboratory, The Pennsylvania State University, Orchard Road, University Park, PA 16802
    J Vet Diagn Invest 26:213-20. 2014
    ..varium isolates used in the current study. The data suggests that F. varium, the most common species isolated, may be a significant pathogen in deer with a different virulence mechanism than F. necrophorum. ..
  37. pmc Expression, crystallization and preliminary X-ray diffraction studies of recombinant Clostridium perfringens beta 2-toxin
    Abhijit A Gurjar
    Department of Veterinary and Biomedical Science, The Pennsylvania State University, PA, USA
    Acta Crystallogr Sect F Struct Biol Cryst Commun 63:484-7. 2007
    ..48 A, alpha = beta = 90, gamma = 120 degrees using the hexagonal axis setting. A self-rotation function shows that the two molecules are related by a noncrystallographic twofold axis with polar angles omega = 90.0, phi = 210.3 degrees...
  38. pmc Multi-virulence-locus sequence typing of Listeria monocytogenes
    Wei Zhang
    Department of Food Science, The Pennsylvania State University, University Park, Pennsylvania 16802, USA
    Appl Environ Microbiol 70:913-20. 2004
    ..In conclusion, MVLST may improve the discriminatory power of MLST and provide a convenient tool for studying the local epidemiology of L. monocytogenes...
  39. ncbi request reprint Evaluation of five selective media for isolation of catalase-negative gram-positive cocci from bulk tank milk
    Ashish A Sawant
    Department of Veterinary Science, The Pennsylvania State University, University Park 16802, USA
    J Dairy Sci 85:1127-32. 2002
    ..5 mg/L) can be used as a selective medium for the isolation of streptococci and streptococci-like organisms from bulk tank milk...
  40. ncbi request reprint Phenotypic and genotypic characterization of Pseudomonas fluorescens isolated from bulk tank milk
    L Wang
    Minnesota-South Dakota Dairy Food Research Center, Department of Dairy Science, South Dakota State University, Brookings 57006-0647, USA
    J Dairy Sci 84:1421-9. 2001
    ..fluorescens. Based on phylogenetic analysis, it was inferred that for the given geographical area and time period, P. fluorescens isolated from farm bulk tank milk consists of a large heterogeneous group of organisms...