1993 …2019

Research output per year

If you made any changes in Pure these will be visible here soon.

Research Output

Filter
Article
2009
62 Scopus citations

Poisson sampling: A sampling strategy for concurrently establishing freedom from disease and estimating population characteristics

Williams, M. S., Ebel, E. D. & Wells, S. J., May 1 2009, In : Preventive Veterinary Medicine. 89, 1-2, p. 34-42 9 p.

Research output: Contribution to journalArticle

8 Scopus citations

Population inferences from targeted sampling with uncertain epidemiologic information

Williams, M. S., Ebel, E. D. & Wells, S. J., May 1 2009, In : Preventive Veterinary Medicine. 89, 1-2, p. 25-33 9 p.

Research output: Contribution to journalArticle

12 Scopus citations

Use of epidemiologic information in targeted surveillance for population inference

Wells, S. J., Ebel, E. D., Williams, M. S., Scott, A. E., Wagner, B. A. & Marshall, K. L., May 1 2009, In : Preventive Veterinary Medicine. 89, 1-2, p. 43-50 8 p.

Research output: Contribution to journalArticle

8 Scopus citations
2008

Evaluation of progress made by dairy and beef herds enrolled in the Minnesota Johne's Disease Control Program

Wells, S. J., Hartmann, W. L. & Anderson, P. L., Dec 15 2008, In : Journal of the American Veterinary Medical Association. 233, 12, p. 1920-1926 7 p.

Research output: Contribution to journalArticle

20 Scopus citations

Influence of type of culture medium on characterization of Mycobacterium avium subsp. paratuberculosis subtypes

Cernicchiaro, N., Wells, S. J., Janagama, H. & Sreevatsan, S., Jan 1 2008, In : Journal of clinical microbiology. 46, 1, p. 145-149 5 p.

Research output: Contribution to journalArticle

18 Scopus citations

Simulation model for evaluation of testing strategies for detection of paratuberculosis in Midwestern US dairy herds

Tavornpanich, S., Muñoz-Zanzi, C. A., Wells, S. J., Raizman, E. A., Carpenter, T. E., Johnson, W. O. & Gardner, I. A., Jan 1 2008, In : Preventive Veterinary Medicine. 83, 1, p. 65-82 18 p.

Research output: Contribution to journalArticle

25 Scopus citations
2007

Antimicrobial susceptibility of shiga toxin-producing Escherichia coli isolated from organic dairy farms, conventional dairy farms, and county fairs in Minnesota

Cho, S., Fossler, C. P., Diez-Gonzalez, F., Wells, S. J., Hedberg, C. W., Kaneene, J. B., Ruegg, P. L., Warnick, L. D. & Bender, J. B., Jun 1 2007, In : Foodborne pathogens and disease. 4, 2, p. 178-186 9 p.

Research output: Contribution to journalArticle

11 Scopus citations

Passive transfer of immunoglobulin G and preweaning health in Holstein calves fed a commercial colostrum replacer

Swan, H., Godden, S., Bey, R., Wells, S., Fetrow, J. & Chester-Jonest, H., Aug 2007, In : Journal of Dairy Science. 90, 8, p. 3857-3866 10 p.

Research output: Contribution to journalArticle

47 Scopus citations

Prevalence of antimicrobial resistance among Salmonella on midwest and northeast USA dairy farms

Ray, K. A., Warnick, L. D., Mitchell, R. M., Kaneene, J. B., Ruegg, P. L., Wells, S. J., Fossler, C. P., Halbert, L. W. & May, K., May 16 2007, In : Preventive Veterinary Medicine. 79, 2-4, p. 204-223 20 p.

Research output: Contribution to journalArticle

31 Scopus citations
53 Scopus citations
26 Scopus citations
2006

Antimicrobial susceptibility of Salmonella from organic and conventional dairy farms

Ray, K. A., Warnick, L. D., Mitchell, R. M., Kaneene, J. B., Ruegg, P. L., Wells, S. J., Fossler, C. P., Halbert, L. W. & Mayf, K., Jun 2006, In : Journal of Dairy Science. 89, 6, p. 2038-2050 13 p.

Research output: Contribution to journalArticle

44 Scopus citations

Characterization of Minnesota dairy herds participating in a Johne's disease control program and evaluation of the program risk assessment tool

Raizman, E. A., Wells, S. J., Godden, S. M., Fetrow, J., Friendshuh, K. & Michael Oakes, J., Jul 17 2006, In : Preventive Veterinary Medicine. 75, 1-2, p. 22-33 12 p.

Research output: Contribution to journalArticle

21 Scopus citations

Consensus recommendations on diagnostic testing for the detection of paratuberculosis in cattle in the United States

Collins, M. T., Gardner, I. A., Garry, F. B., Roussel, A. J. & Wells, S. J., Dec 15 2006, In : Journal of the American Veterinary Medical Association. 229, 12, p. 1912-1919 8 p.

Research output: Contribution to journalArticle

122 Scopus citations

Evaluation of antimicrobial susceptibility patterns in Campylobacter spp isolated from dairy cattle and farms managed organically and conventionally in the midwestern and northeastern United States

Halbert, L. W., Kaneene, J. B., Ruegg, P. L., Warnick, L. D., Wells, S. J., Mansfield, L. S., Fossler, C. P., Campbell, A. M. & Geiger-Zwald, A. M., Apr 1 2006, In : Journal of the American Veterinary Medical Association. 228, 7, p. 1074-1081 8 p.

Research output: Contribution to journalArticle

35 Scopus citations

Evaluation of a rapid fecal PCR test for detection of Mycobacterium avium subsp. paratuberculosis in dairy cattle

Wells, S. J., Collins, M. T., Faaberg, K. S., Wees, C., Tavornpanich, S., Petrini, K. R., Collins, J. E., Cernicchiaro, N. & Whitlock, R. H., Oct 1 2006, In : Clinical and Vaccine Immunology. 13, 10, p. 1125-1130 6 p.

Research output: Contribution to journalArticle

58 Scopus citations

Evaluation of the voluntary Johne's disease herd status program as a source of replacement cattle

Kovich, D. A., Wells, S. J. & Friendshuh, K., Sep 2006, In : Journal of Dairy Science. 89, 9, p. 3466-3470 5 p.

Research output: Contribution to journalArticle

16 Scopus citations

Genetic mechanisms contributing to reduced tetracycline susceptibility of Campylobacter isolated from organic and conventional dairy farms in the Midwestern and Northeastern United States

Halbert, L. W., Kaneene, J. B., Linz, J., Mansfield, L. S., Wilson, D., Ruegg, P. L., Warnick, L. D., Wells, S. J., Fossler, C. P., Campbell, A. M. & Geiger-Zwald, A. M., Mar 2006, In : Journal of food protection. 69, 3, p. 482-488 7 p.

Research output: Contribution to journalArticle

6 Scopus citations

Heat treatment of bovine colostrum. I: Effects of temperature on viscosity and immunoglobulin G level

McMartin, S., Godden, S. M., Metzger, L., Feirtag, J. M., Bey, R., Stabel, J., Goyal, S. M., Fetrow, J., Wells, S. J. & Chester-Jones, H., Jun 2006, In : Journal of Dairy Science. 89, 6, p. 2110-2118 9 p.

Research output: Contribution to journalArticle

63 Scopus citations

Heat-treatment of bovine colostrum. II: Effects of heating duration on pathogen viability and immunoglobulin G

Godden, S. M., McMartin, S., Feirtag, J. M., Stabel, J., Bey, R., Goyal, S. M., Metzger, L., Fetrow, J., Wells, S. J. & Chester-Jones, H., Sep 2006, In : Journal of Dairy Science. 89, 9, p. 3476-3483 8 p.

Research output: Contribution to journalArticle

79 Scopus citations

Prevalence and characterization of Escherichia coli O157 isolates from Minnesota dairy farms and county fairs

Cho, S., Bender, J. B., Diez-Gonzalez, F., Fossler, C. P., Hedberg, C. W., Kaneene, J. B., Ruegg, P. L., Warnick, L. D. & Wells, S. J., Feb 2006, In : Journal of food protection. 69, 2, p. 252-259 8 p.

Research output: Contribution to journalArticle

26 Scopus citations

Prevalence of shiga toxin-encoding bacteria and shiga toxin-producing Escherichia coli isolates from dairy farms and county fairs

Cho, S., Diez-Gonzalez, F., Fossler, C. P., Wells, S. J., Hedberg, C. W., Kaneene, J. B., Ruegg, P. L., Warnick, L. D. & Bender, J. B., Dec 20 2006, In : Veterinary Microbiology. 118, 3-4, p. 289-298 10 p.

Research output: Contribution to journalArticle

31 Scopus citations
2005
6 Scopus citations

Cattle and environmental sample-level factors associated with the presence of Salmonella in a multi-state study of conventional and organic dairy farms

Fossler, C. P., Wells, S. J., Kaneene, J. B., Ruegg, P. L., Warnick, L. D., Eberly, L. E., Godden, S. M., Halbert, L. W., Campbell, A. M., Bolin, C. A. & Zwald, A. M. G., Jan 2005, In : Preventive Veterinary Medicine. 67, 1, p. 39-53 15 p.

Research output: Contribution to journalArticle

62 Scopus citations

Comparison of automated microbroth dilution and agar dilution for antimicrobial susceptibility of Campylobacter jejuni isolated from dairy sources

Halbert, L. W., Kaneene, J. B., Mansfield, L. S., Ruegg, P. L., Warnick, L. D., Wells, S. J., Fossler, C. P., Campbell, A. M. & Geiger-Zwald, A. M., Oct 1 2005, In : Journal of Antimicrobial Chemotherapy. 56, 4, p. 686-691 6 p.

Research output: Contribution to journalArticle

12 Scopus citations
69 Scopus citations

Evaluation of five antibody detection tests for diagnosis of bovine paratuberculosis

Collins, M. T., Wells, S. J., Petrini, K. R., Collins, J. E., Schultz, R. D. & Whitlock, R. H., Jun 1 2005, In : Clinical and Diagnostic Laboratory Immunology. 12, 6, p. 685-692 8 p.

Research output: Contribution to journalArticle

207 Scopus citations

Herd-level factors associated with isolation of Salmonella in a multi-state study of conventional and organic dairy farms: I. Salmonella shedding in cows

Fossler, C. P., Wells, S. J., Kaneene, J. B., Ruegg, P. L., Warnick, L. D., Bender, J. B., Eberly, L. E., Godden, S. M. & Halbert, L. W., Sep 12 2005, In : Preventive Veterinary Medicine. 70, 3-4, p. 257-277 21 p.

Research output: Contribution to journalArticle

67 Scopus citations

Herd-level factors associated with isolation of Salmonella in a multi-state study of conventional and organic dairy farms. II. Salmonella shedding in calves

Fossler, C. P., Wells, S. J., Kaneene, J. B., Ruegg, P. L., Warnick, L. D., Bender, J. B., Eberly, L. E., Godden, S. M. & Halbert, L. W., Sep 12 2005, In : Preventive Veterinary Medicine. 70, 3-4, p. 279-291 13 p.

Research output: Contribution to journalArticle

44 Scopus citations

Mycobacterium avium subsp. paratuberculosis from free-ranging deer and rabbits surrounding Minnesota dairy herds

Raizman, E. A., Wells, S. J., Jordan, P. A., DelGiudice, G. D. & Bey, R. R., Jan 1 2005, In : Canadian Journal of Veterinary Research. 69, 1, p. 32-38 7 p.

Research output: Contribution to journalArticle

37 Scopus citations
2004

Management practices and reported antimicrobial usage on conventional and organic dairy farms

Zwald, A. G., Ruegg, P. L., Kaneene, J. B., Warnick, L. D., Wells, S. J., Fossler, C. & Halbert, L. W., Jan 2004, In : Journal of Dairy Science. 87, 1, p. 191-201 11 p.

Research output: Contribution to journalArticle

142 Scopus citations

Prevalence of Salmonella spp on conventional and organic dairy farms

Fossler, C. P., Wells, S. J., Kaneene, J. B., Ruegg, P. L., Warnick, L. D., Bender, J. B., Godden, S. M., Halbert, L. W., Campbell, A. M. & Geiger Zwald, A. M., Aug 15 2004, In : Journal of the American Veterinary Medical Association. 225, 4, p. 567-573 7 p.

Research output: Contribution to journalArticle

55 Scopus citations

The distribution of Mycobacterium avium ssp. paratuberculosis in the environment surrounding Minnesota dairy farms

Raizman, E. A., Wells, S. J., Godden, S. M., Bey, R. F., Oakes, M. J., Bentley, D. C. & Olsen, K. E., Sep 2004, In : Journal of Dairy Science. 87, 9, p. 2959-2966 8 p.

Research output: Contribution to journalArticle

96 Scopus citations
2003

Association between bovine-leukosis virus seroprevalence and herd-level productivity on US dairy farms

Otta, S. L., Johnson, R. & Wells, S. J., Dec 12 2003, In : Preventive Veterinary Medicine. 61, 4, p. 249-262 14 p.

Research output: Contribution to journalArticle

98 Scopus citations

Effect of on-farm commercial batch pasteurization of colostrum on colostrum and serum immunoglobulin concentrations in dairy calves

Godden, S. M., Smith, S., Feirtag, J. M., Green, L. R., Wells, S. J. & Fetrow, J. P., Apr 2003, In : Journal of Dairy Science. 86, 4, p. 1503-1512 10 p.

Research output: Contribution to journalArticle

53 Scopus citations
40 Scopus citations

Evaluation of herd sampling for Salmonella isolation on midwest and northeast US dairy farms

Warnick, L. D., Kaneene, J. B., Ruegg, P. L., Wells, S. J., Fossler, C., Halbert, L. & Campbell, A., Aug 28 2003, In : Preventive Veterinary Medicine. 60, 3, p. 195-206 12 p.

Research output: Contribution to journalArticle

41 Scopus citations
2002

Biosecurity for gastrointestinal diseases of adult dairy cattle.

Wells, S. J., Dee, S. & Godden, S., Mar 2002, In : Veterinary Clinics of North America - Food Animal Practice. 18, 1, p. 35-55 21 p.

Research output: Contribution to journalArticle

9 Scopus citations

Evaluation of bacteriologic culture of pooled fecal samples for detection of Mycobacterium paratuberculosis

Wells, S. J., Whitlock, R. H., Lindeman, C. J. & Fyock, T., Aug 1 2002, In : American journal of veterinary research. 63, 8, p. 1207-1211 5 p.

Research output: Contribution to journalArticle

52 Scopus citations

Relationships between fecal culture, ELISA, and bulk tank milk test results for Johne's disease in US dairy herds

Stabel, J. R., Wells, S. J. & Wagner, B. A., Mar 2002, In : Journal of Dairy Science. 85, 3, p. 525-531 7 p.

Research output: Contribution to journalArticle

78 Scopus citations

Sensitivity of test strategies used in the Voluntary Johne's Disease Herd Status Program for detection of Mycobacterium paratuberculosis infection in dairy cattle herds

Wells, S. J., Whitlock, R. H., Wagner, B. A., Collins, J., Garry, F., Hirst, H., Lawrence, J., Saville, W. J. A. & Larew Naugle, A. L., Apr 1 2002, In : Journal of the American Veterinary Medical Association. 220, 7, p. 1053-1057 5 p.

Research output: Contribution to journalArticle

33 Scopus citations
2001

Fecal shedding of Salmonella spp. by dairy cows on farm and at cull cow markets

Wells, S. J., Fedorka-Cray, P. J., Dargatz, D. A., Ferris, K. & Green, A., Jan 1 2001, In : Journal of food protection. 64, 1, p. 3-11 9 p.

Research output: Contribution to journalArticle

147 Scopus citations

Prevalence of antibodies against Mycobacterium avium subsp paratuberculosis among beef cow-calf herds

Dargatz, D. A., Byrum, B. A., Hennager, S. G., Barber, L. K., Kopral, C. A., Wagner, B. A. & Wells, S. J., Aug 15 2001, In : Journal of the American Veterinary Medical Association. 219, 4, p. 497-501 5 p.

Research output: Contribution to journalArticle

39 Scopus citations

Variance estimation for population attributable risk in a complex cross-sectional animal health survey

Wagner, B. A., Wells, S. J. & Kott, P. S., Jan 17 2001, In : Preventive Veterinary Medicine. 48, 1, p. 1-13 13 p.

Research output: Contribution to journalArticle

8 Scopus citations
2000

Biosecurity on dairy operations: Hazards and risks

Wells, S. J., Oct 2000, In : Journal of Dairy Science. 83, 10, p. 2380-2386 7 p.

Research output: Contribution to journalArticle

30 Scopus citations

ELISA and fecal culture for paratuberculosis (Johne's disease): Sensitivity and specificity of each method

Whitlock, R. H., Wells, S. J., Sweeney, R. W. & Van Tiem, J., Dec 20 2000, In : Veterinary Microbiology. 77, 3-4, p. 387-398 12 p.

Research output: Contribution to journalArticle

279 Scopus citations

Fecal shedding of Campylobacter and Arcobacter spp. in dairy cattle

Wesley, I. V., Wells, S. J., Harmon, K. M., Green, A., Schroeder-Tucker, L., Glover, M. & Siddique, I., May 1 2000, In : Applied and environmental microbiology. 66, 5, p. 1994-2000 7 p.

Research output: Contribution to journalArticle

187 Scopus citations
161 Scopus citations

Risk factors for fecal shedding of Salmonella in 91 US dairy herds in 1996

Kabagambe, E. K., Wells, S. J., Garber, L. P., Salman, M. D., Wagner, B. & Fedorka-Cray, P. J., Feb 1 2000, In : Preventive Veterinary Medicine. 43, 3, p. 177-194 18 p.

Research output: Contribution to journalArticle

70 Scopus citations