29 Publications (Page 1 of 2)
2010
Rapid detection of the pandemic 2009 H1N1 virus M gene by real-time and gel-based RT-PCR assays
Ma, Wenjun⋅Oberst, Richard D⋅Li, Xi⋅Clouser, Deborah⋅Hesse, Richard A⋅Rowland, Raymond R and Richt, Juergen
Influenza and Other Respiratory Viruses, vol. 4, (no. 6), pp. 397-403, 2010. | Journal Article
2008
A field evaluation of mortality rate and growth performance in pigs vaccinated against porcine circovirus type 2.
Horlen, Kyle P⋅Dritz, Steve S⋅Nietfeld, Jerome C⋅Henry, Steven C⋅Hesse, Richard A⋅Oberst, Richard D⋅Hays, Michael⋅Anderson, Joseph and Rowland, Raymond R
Journal of the American Veterinary Medical Association, vol. 232, (no. 6), pp. 906-12, 2008/Mar/15. | Journal Article
2007
Effects of concentrate level of diet and pen configuration on prevalence of Escherichia coli O157 in finishing goats
Fox, J.T.⋅Corrigan, M.⋅Drouillard, James S⋅Shi, X.⋅Oberst, Richard D and Nagaraja, T.G.
Small ruminant research., vol. 72, (no. 1), pp. 45-50, 2007. | Journal Article
2006
Comparison of RNA extraction methods for the detection of porcine reproductive and respiratory syndrome virus from boar semen
Christopher Hennings, Jane⋅Dammen, M.⋅Nelson, Eric A⋅Rowland, Raymond R and Oberst, Richard D
Journal of Virological Methods, vol. 136, (no. 1-2), pp. 248-253, 2006. | Journal Article
2004
Evaluation of a 5'-nuclease (TaqMan) assay with the thin agar layer oxyrase method for the detection of Yersinia enterocolitica in ground pork samples.
Wu, Vivian C⋅Fung, D Y and Oberst, Richard D
Journal of food protection, vol. 67, (no. 2), pp. 271-7, 2004/Feb. | Journal Article
2003
Detection of Escherichia coli O157:H7 in cattle feces using a polymerase chain reaction-based fluorogenic 5' nuclease (TaqMan) detection assay after secondary enrichment.
Oberst, Richard D⋅Hays, Michael P⋅Bohra, Lalit K⋅Phebus, Randall K and Sargeant, Jan M
Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc, vol. 15, (no. 6), pp. 543-52, 2003/Nov. | Journal Article
 
Detection of Escherichia coli Shiga toxin (stx) and enterotoxin (estA and elt) genes in fecal samples from non-diarrheic and diarrheic greyhounds
Staats, JJ⋅Chengappa, M. M⋅DeBey, MC⋅Fickbohm, B. and Oberst, Richard D
Veterinary Microbiology, vol. 94, (no. 4), pp. 303-312, 2003. | Journal Article
 
Diversity, Frequency, and Persistence of Escherichia coli O157 Strains from Range Cattle Environments
Renter, Dave G⋅Sargeant, Jan⋅Oberst, Richard D and Samadpour, M.
Applied and Environmental Microbiology, vol. 69, (no. 1), pp. 542-547, 2003. | Journal Article
 
Prevalence of Escherichia coli O157 in cattle feeds in Midwestern feedlots.
Dodd, Charles C⋅Sanderson, Michael W⋅Sargeant, Jan⋅Nagaraja, T. G⋅Oberst, Richard D⋅Smith, Robert A and Griffin, D D
Applied and environmental microbiology, vol. 69, (no. 9), pp. 5243-7, 2003/Sep. | Journal Article
2001
Comparison of cultivation and PCR-hybridization for detection of Salmonella in porcine fecal and water samples.
Feder, Ingrid E⋅Nietfeld, Jerome C⋅Galland, J⋅Yeary, T⋅Sargeant, Jan⋅Oberst, Richard D⋅Tamplin, Mark L and Luchansky, John B
Journal of clinical microbiology, vol. 39, (no. 7), pp. 2477-84, 2001/Jul. | Journal Article
 
Evaluation of 5' nuclease based detection assays to detect Escherichia coli O157:H7 from food products.
Bohra, L.K.⋅Oberst, Richard D⋅Phebus, Randall K⋅Hays, M.P.⋅Green, R.L. and Sargeant, J.M.
Journal of rapid methods and automation in microbiology., vol. 9, (no. 3), pp. 143-160, 2001. | Journal Article
 
Evaluation of a 5'-Nuclease (TaqMan) Assay for the Detection of Virulent Strains of Yersinia enterocolitica in Raw Meat and Tofu Samples
Vishnubhatla, A.⋅Fung, D. Y⋅Wonglumsom, W.⋅Oberst, Richard D⋅Hays, M. P and Nagaraja, T. G
Journal of Food Protection, vol. 64, (no. 3), pp. 355-360, 2001. | Journal Article
2000
Rapid 5' nuclease (TaqMan) assay for detection of virulent strains of Yersinia enterocolitica
Vishnubhatla, A.⋅Fung, DYC⋅Oberst, Richard D⋅Hays, MP⋅Nagaraja, T. G and Flood, SJA
Applied and Environmental Microbiology, vol. 66, (no. 9), pp. 4131-4135, 2000. | Journal Article
1999
Prevalence of Escherichia coli O157:H7 in white-tailed deer sharing rangeland with cattle.
Sargeant, Jan⋅Hafer, D.J.⋅Gillespie, Jerry R⋅Oberst, Richard D and Flood, S.J.A.
Journal of the American Veterinary Medical Association., (no. 6), pp. 792-794, 1999. | Journal Article
 
Prevalence of Escherichia coli O157:H7 in white-tailed deer sharing rangeland with cattle.
Sargeant, Jan⋅Hafer, D J⋅Gillespie, Jerry R⋅Oberst, Richard D and Flood, S J
Journal of the American Veterinary Medical Association, vol. 215, (no. 6), pp. 792-4, 1999/Sep/15. | Journal Article
1998
Biochemical and biological characterizations and ribotyping of Actinomyces pyogenes and Actinomyces pyogenes-like organisms from liver abscesses in cattle
Narayanan, Sanjeev⋅Nagaraja, T. G⋅Staats, J.⋅Chengappa, M. M and Oberst, Richard D
Veterinary Microbiology, vol. 61, (no. 4), pp. 289-303, 1998. | Journal Article
 
Biochemical and ribotypic comparison of Actinomyces pyogenes and A pyogenes-like organisms from liver abscesses, ruminal wall, and ruminal contents of cattle
Narayanan, Sanjeev⋅Nagaraja, T. G⋅Wallace, N.⋅Staats, J.⋅Chengappa, M. M and Oberst, Richard D
American Journal of Veterinary Research, vol. 59, (no. 3), pp. 271-276, 1998. | Journal Article
 
PCR-based DNA amplification and presumptive detection of Escherichia coli O157:H7 with an internal fluorogenic probe and the 5' nuclease (TaqMan) assay
Oberst, Richard D⋅Hays, MP⋅Bohra, LK⋅Phebus, Randall K⋅Yamashiro, CT⋅Paszko-Kolva, C.⋅Flood, SJA⋅Sargeant, Jan and Gillespie, Jerry R
Applied and Environmental Microbiology, vol. 64, (no. 9), pp. 3389-3396, 1998. | Journal Article
1997
Experimental cryptosporidiosis in adult and neonatal rabbits.
Mosier, D A⋅Cimon, K Y⋅Kuhls, T L⋅Oberst, Richard D and Simons, K R
Veterinary parasitology, vol. 69, (no. 3-4), pp. 163-9, 1997/May. | Journal Article
 
Ribotyping to compare Fusobacterium necrophorum isolates from bovine liver abscesses, ruminal walls, and ruminal contents
Narayanan, Sanjeev⋅Nagaraja, T. G⋅Okwumabua, Ogi⋅Staats, J.⋅Chengappa, M. M and Oberst, Richard D
Applied and Environmental Microbiology, vol. 63, (no. 12), pp. 4671-4678, 1997. | Journal Article
1996
Ribotyping to differentiate Fusobacterium necrophorum subsp. necrophorum and F. necrophorum subsp. funduliforme isolated from bovine ruminal contents and liver abscesses
Okwumabua, Ogi⋅Tan, Z.⋅Staats, J.⋅Oberst, Richard D⋅Chengappa, M. M and Nagaraja, T. G
Applied and Environmental Microbiology, vol. 62, (no. 2), pp. 469-472, 1996. | Journal Article
 
Simplified method for recovery and PCR detection of Cryptosporidium DNA from bovine feces
Leng, X.⋅Mosier, DA and Oberst, Richard D
Applied and Environmental Microbiology, vol. 62, (no. 2), pp. 643-647, 1996. | Journal Article
1995
Combined PCR-oligonucleotide ligation assay for rapid detection of Salmonella serovars
Stone, GG⋅Oberst, Richard D⋅Hays, MP⋅McVey, S. and Chengappa, M. M
Journal of Clinical Microbiology, vol. 33, (no. 11), pp. 2888-2893, 1995. | Journal Article
 
Enhanced karyotype resolution of Cryptosporidium parvum by contour-clamped homogeneous electric fields.
Hays, M P⋅Mosier, D A and Oberst, Richard D
Veterinary parasitology, vol. 58, (no. 4), pp. 273-80, 1995/Jul. | Journal Article
 
Partial characterization of the leukotoxin of Pasteurella haemolytica-like bacteria isolated from swine enteritis.
DeSilva, R T⋅Chengappa, M. M⋅Oberst, Richard D and Staats, J J
Veterinary microbiology, vol. 45, (no. 4), pp. 319-29, 1995/Aug. | Journal Article