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Effects of treatment with enrofloxacin or tulathromycin on fecal microbiota composition and genetic function of dairy calves.

Foditsch C, Pereira RVV, Siler JD, Altier C, Warnick LD.

PLoS One. 2019 Dec 11;14(12):e0219635. doi: 10.1371/journal.pone.0219635. eCollection 2019.


Understanding the effect of producers' attitudes, perceived norms, and perceived behavioral control on intentions to use antimicrobials prudently on New York dairy farms.

Vasquez AK, Foditsch C, Dulièpre SC, Siler JD, Just DR, Warnick LD, Nydam DV, Sok J.

PLoS One. 2019 Sep 11;14(9):e0222442. doi: 10.1371/journal.pone.0222442. eCollection 2019.


Impacts of feeding preweaned calves milk containing drug residues on the functional profile of the fecal microbiota.

Pereira RVV, Carroll LM, Lima S, Foditsch C, Siler JD, Bicalho RC, Warnick LD.

Sci Rep. 2018 Jan 11;8(1):554. doi: 10.1038/s41598-017-19021-2.


Whole-Genome Sequencing of Drug-Resistant Salmonella enterica Isolates from Dairy Cattle and Humans in New York and Washington States Reveals Source and Geographic Associations.

Carroll LM, Wiedmann M, den Bakker H, Siler J, Warchocki S, Kent D, Lyalina S, Davis M, Sischo W, Besser T, Warnick LD, Pereira RV.

Appl Environ Microbiol. 2017 May 31;83(12). pii: e00140-17. doi: 10.1128/AEM.00140-17. Print 2017 Jun 15.


Antimicrobial resistance trends among Salmonella isolates obtained from horses in the northeastern United States (2001-2013).

Cummings KJ, Perkins GA, Khatibzadeh SM, Warnick LD, Aprea VA, Altier C.

Am J Vet Res. 2016 May;77(5):505-13. doi: 10.2460/ajvr.77.5.505.


Ingestion of Milk Containing Very Low Concentration of Antimicrobials: Longitudinal Effect on Fecal Microbiota Composition in Preweaned Calves.

Van Vleck Pereira R, Lima S, Siler JD, Foditsch C, Warnick LD, Bicalho RC.

PLoS One. 2016 Jan 25;11(1):e0147525. doi: 10.1371/journal.pone.0147525. eCollection 2016.


Improving Dairy Organizational Communication from the Veterinarian's Perspective: Results of a Continuing Veterinary Medical Education Pilot Program.

Moore DA, Sischo WM, Kurtz S, Siler JD, Pereira RV, Warnick LD, Davis MA.

J Vet Med Educ. 2016 Spring;43(1):33-40. doi: 10.3138/jvme.0215-028R. Epub 2016 Jan 11.


Effect of heifer-raising practices on E. coli antimicrobial resistance and Salmonella prevalence in heifer raisers.

Pereira RV, Siler JD, Cummings KJ, Davis MA, Warnick LD.

Epidemiol Infect. 2015 Nov;143(15):3256-65. doi: 10.1017/S0950268815000357. Epub 2015 Apr 23.


Effects of manure-application practices on curli production by Escherichia coli transported through soil.

Truhlar AM, Salvucci AE, Walter MT, Warnick LD, Hay AG, Steenhuis TS.

Environ Sci Technol. 2015 Feb 17;49(4):2099-104. doi: 10.1021/es5053039. Epub 2015 Feb 5.


In vivo selection of resistant E. coli after ingestion of milk with added drug residues.

Pereira RV, Siler JD, Bicalho RC, Warnick LD.

PLoS One. 2014 Dec 15;9(12):e115223. doi: 10.1371/journal.pone.0115223. eCollection 2014.


Effect of on-farm use of antimicrobial drugs on resistance in fecal Escherichia coli of preweaned dairy calves.

Pereira RV, Siler JD, Ng JC, Davis MA, Grohn YT, Warnick LD.

J Dairy Sci. 2014 Dec;97(12):7644-54. doi: 10.3168/jds.2014-8521. Epub 2014 Oct 11.


Effect of preweaned dairy calf housing system on antimicrobial resistance in commensal Escherichia coli.

Pereira RV, Siler JD, Ng JC, Davis MA, Warnick LD.

J Dairy Sci. 2014 Dec;97(12):7633-43. doi: 10.3168/jds.2014-8588. Epub 2014 Oct 11.


Salmonella enterica serovar Oranienburg outbreak in a veterinary medical teaching hospital with evidence of nosocomial and on-farm transmission.

Cummings KJ, Rodriguez-Rivera LD, Mitchell KJ, Hoelzer K, Wiedmann M, McDonough PL, Altier C, Warnick LD, Perkins GA.

Vector Borne Zoonotic Dis. 2014 Jul;14(7):496-502. doi: 10.1089/vbz.2013.1467. Epub 2014 Jun 5.


Subtype analysis of Salmonella isolated from subclinically infected dairy cattle and dairy farm environments reveals the presence of both human- and bovine-associated subtypes.

Rodriguez-Rivera LD, Wright EM, Siler JD, Elton M, Cummings KJ, Warnick LD, Wiedmann M.

Vet Microbiol. 2014 Jun 4;170(3-4):307-16. doi: 10.1016/j.vetmic.2014.02.013. Epub 2014 Feb 16.


Evaluation of the effects of ultraviolet light on bacterial contaminants inoculated into whole milk and colostrum, and on colostrum immunoglobulin G.

Pereira RV, Bicalho ML, Machado VS, Lima S, Teixeira AG, Warnick LD, Bicalho RC.

J Dairy Sci. 2014 May;97(5):2866-75. doi: 10.3168/jds.2013-7601. Epub 2014 Feb 26.


Multiresidue screening of milk withheld for sale at dairy farms in central New York State.

Pereira RV, Siler JD, Bicalho RC, Warnick LD.

J Dairy Sci. 2014 Mar;97(3):1513-9. doi: 10.3168/jds.2013-7421. Epub 2014 Jan 17.


Herd-level risk factors associated with fecal shedding of Shiga toxin-encoding bacteria on dairy farms in Minnesota, USA.

Cho S, Fossler CP, Diez-Gonzalez F, Wells SJ, Hedberg CW, Kaneene JB, Ruegg PL, Warnick LD, Bender JB.

Can Vet J. 2013 Jul;54(7):693-7.


Antimicrobial drug resistance patterns among cattle- and human-associated Salmonella strains.

Soyer Y, Richards J, Hoelzer K, Warnick LD, Fortes E, McDonough P, Dumas NB, Gröhn YT, Wiedmann M.

J Food Prot. 2013 Oct;76(10):1676-88. doi: 10.4315/0362-028X.JFP-13-018.


Salmonella bacteriophage diversity reflects host diversity on dairy farms.

Switt AI, den Bakker HC, Vongkamjan K, Hoelzer K, Warnick LD, Cummings KJ, Wiedmann M.

Food Microbiol. 2013 Dec;36(2):275-85. doi: 10.1016/ Epub 2013 Jul 4.


Antimicrobial resistance trends among Salmonella isolates obtained from dairy cattle in the northeastern United States, 2004-2011.

Cummings KJ, Perkins GA, Khatibzadeh SM, Warnick LD, Altier C.

Foodborne Pathog Dis. 2013 Apr;10(4):353-61. doi: 10.1089/fpd.2012.1285. Epub 2013 Mar 4.


Farm animal contact as risk factor for transmission of bovine-associated Salmonella subtypes.

Cummings KJ, Warnick LD, Davis MA, Eckmann K, Gröhn YT, Hoelzer K, MacDonald K, Root TP, Siler JD, McGuire SM, Wiedmann M, Wright EM, Zansky SM, Besser TE.

Emerg Infect Dis. 2012 Dec;18(12):1929-36. doi: 10.3201/eid1812.110831.


Clinical features of human salmonellosis caused by bovine-associated subtypes in New York.

Cummings KJ, Warnick LD, Gröhn YT, Hoelzer K, Root TP, Siler JD, McGuire SM, Wright EM, Zansky SM, Wiedmann M.

Foodborne Pathog Dis. 2012 Sep;9(9):796-802. doi: 10.1089/fpd.2012.1158. Epub 2012 Aug 7.


Agar disk diffusion and automated microbroth dilution produce similar antimicrobial susceptibility testing results for Salmonella serotypes Newport, Typhimurium, and 4,5,12:i-, but differ in economic cost.

Hoelzer K, Cummings KJ, Warnick LD, Schukken YH, Siler JD, Gröhn YT, Davis MA, Besser TE, Wiedmann M.

Foodborne Pathog Dis. 2011 Dec;8(12):1281-8. doi: 10.1089/fpd.2011.0933. Epub 2011 Aug 30.


Antimicrobial susceptibility of fecal Escherichia coli isolates in dairy cows following systemic treatment with ceftiofur or penicillin.

Mann S, Siler JD, Jordan D, Warnick LD.

Foodborne Pathog Dis. 2011 Aug;8(8):861-7. doi: 10.1089/fpd.2010.0751. Epub 2011 Mar 7.


Salmonella Cerro isolated over the past twenty years from various sources in the US represent a single predominant pulsed-field gel electrophoresis type.

Hoelzer K, Cummings KJ, Wright EM, Rodriguez-Rivera LD, Roof SE, Switt AI, Dumas N, Root T, Schoonmaker-Bopp DJ, Grohn YT, Siler JD, Warnick LD, Hancock DD, Davis MA, Wiedmann M.

Vet Microbiol. 2011 Jun 2;150(3-4):389-93. doi: 10.1016/j.vetmic.2011.01.026. Epub 2011 Feb 1.


Comparison of phenotypic and genotypic antimicrobial profiles in Escherichia coli and Salmonella enterica from the same dairy cattle farms.

Scaria J, Warnick LD, Kaneene JB, May K, Teng CH, Chang YF.

Mol Cell Probes. 2010 Dec;24(6):325-45. doi: 10.1016/j.mcp.2010.07.004. Epub 2010 Aug 3.


The prevalence of multidrug resistance is higher among bovine than human Salmonella enterica serotype Newport, Typhimurium, and 4,5,12:i:- isolates in the United States but differs by serotype and geographic region.

Hoelzer K, Soyer Y, Rodriguez-Rivera LD, Cummings KJ, McDonough PL, Schoonmaker-Bopp DJ, Root TP, Dumas NB, Warnick LD, Gröhn YT, Wiedmann M, Baker KN, Besser TE, Hancock DD, Davis MA.

Appl Environ Microbiol. 2010 Sep;76(17):5947-59. doi: 10.1128/AEM.00377-10. Epub 2010 Jul 16.


The effect of clinical outbreaks of salmonellosis on the prevalence of fecal Salmonella shedding among dairy cattle in New York.

Cummings KJ, Warnick LD, Elton M, Gröhn YT, McDonough PL, Siler JD.

Foodborne Pathog Dis. 2010 Jul;7(7):815-23. doi: 10.1089/fpd.2009.0481.


Salmonella enterica serotype Cerro among dairy cattle in New York: an emerging pathogen?

Cummings KJ, Warnick LD, Elton M, Rodriguez-Rivera LD, Siler JD, Wright EM, Gröhn YT, Wiedmann M.

Foodborne Pathog Dis. 2010 Jun;7(6):659-65. doi: 10.1089/fpd.2009.0462.


Pulsed-field gel electrophoresis diversity of human and bovine clinical Salmonella isolates.

Soyer Y, Alcaine SD, Schoonmaker-Bopp DJ, Root TP, Warnick LD, McDonough PL, Dumas NB, Gröhn YT, Wiedmann M.

Foodborne Pathog Dis. 2010 Jun;7(6):707-17. doi: 10.1089/fpd.2009.0424.


Transmission dynamics of a multidrug-resistant Salmonella typhimurium outbreak in a dairy farm.

Lanzas C, Warnick LD, James KL, Wright EM, Wiedmann M, Gröhn YT.

Foodborne Pathog Dis. 2010 Apr;7(4):467-74. doi: 10.1089/fpd.2009.0411.


Temporal clusters of bovine Salmonella cases at a veterinary medical teaching hospital, 1996-2007.

Cummings KJ, Divers TJ, McDonough PL, Switt AM, Wiedmann M, Warnick LD.

Vector Borne Zoonotic Dis. 2010 Jun;10(5):471-9. doi: 10.1089/vbz.2009.0068.


Changes in multidrug resistance of enteric bacteria following an intervention to reduce antimicrobial resistance in dairy calves.

Kaneene JB, Warnick LD, Bolin CA, Erskine RJ, May K, Miller R.

J Clin Microbiol. 2009 Dec;47(12):4109-12. doi: 10.1128/JCM.01939-09. Epub 2009 Oct 21.


Fecal shedding of, antimicrobial resistance in, and serologic response to Salmonella Typhimurium in dairy calves.

Alexander KA, Warnick LD, Cripps CJ, McDonough PL, Grohn YT, Wiedmann M, Reed KE, James KL, Soyer Y, Ivanek R.

J Am Vet Med Assoc. 2009 Sep 15;235(6):739-48. doi: 10.2460/javma.235.6.739.


Salmonella enterica serotype 4,5,12:i:-, an emerging Salmonella serotype that represents multiple distinct clones.

Soyer Y, Moreno Switt A, Davis MA, Maurer J, McDonough PL, Schoonmaker-Bopp DJ, Dumas NB, Root T, Warnick LD, Gröhn YT, Wiedmann M.

J Clin Microbiol. 2009 Nov;47(11):3546-56. doi: 10.1128/JCM.00546-09. Epub 2009 Sep 9.


Use of multiple-locus variable number tandem repeat analysis and phage typing for subtyping of Salmonella Enteritidis from sporadic human cases in the United States.

Cho S, Whittam TS, Boxrud DJ, Bartkus JM, Rankin SC, Wilkins MJ, Somsel P, Downes FP, Musser KA, Root TP, Warnick LD, Wiedmann M, Saeed AM.

J Appl Microbiol. 2010 Mar;108(3):859-67. doi: 10.1111/j.1365-2672.2009.04492.x. Epub 2009 Jul 20.


The duration of fecal Salmonella shedding following clinical disease among dairy cattle in the northeastern USA.

Cummings KJ, Warnick LD, Alexander KA, Cripps CJ, Gröhn YT, James KL, McDonough PL, Reed KE.

Prev Vet Med. 2009 Nov 1;92(1-2):134-9. doi: 10.1016/j.prevetmed.2009.07.002. Epub 2009 Aug 7.


Comparison of pregnancy diagnosis in dairy cattle by use of a commercial ELISA and palpation per rectum.

Breed MW, Guard CL, White ME, Smith MC, Warnick LD.

J Am Vet Med Assoc. 2009 Aug 1;235(3):292-8. doi: 10.2460/javma.235.3.292.


The incidence of salmonellosis among dairy herds in the northeastern United States.

Cummings KJ, Warnick LD, Alexander KA, Cripps CJ, Gröhn YT, McDonough PL, Nydam DV, Reed KE.

J Dairy Sci. 2009 Aug;92(8):3766-74. doi: 10.3168/jds.2009-2093.


Fecal shedding of Salmonella spp among cattle admitted to a veterinary medical teaching hospital.

Cummings KJ, Divers TJ, McDonough PL, Warnick LD.

J Am Vet Med Assoc. 2009 Jun 15;234(12):1578-85. doi: 10.2460/javma.234.12.1578.


Cattle-level risk factors associated with fecal shedding of Shiga toxin-encoding bacteria on dairy farms, Minnesota, USA.

Cho S, Fossler CP, Diez-Gonzalez F, Wells SJ, Hedberg CW, Kaneene JB, Ruegg PL, Warnick LD, Bender JB.

Can J Vet Res. 2009 Apr;73(2):151-6.


Multilocus variable-number tandem-repeat method for typing Salmonella enterica serovar Newport.

Davis MA, Baker KN, Call DR, Warnick LD, Soyer Y, Wiedmann M, Gröhn Y, McDonough PL, Hancock DD, Besser TE.

J Clin Microbiol. 2009 Jun;47(6):1934-8. doi: 10.1128/JCM.00252-09. Epub 2009 Apr 22.


Emergence, distribution, and molecular and phenotypic characteristics of Salmonella enterica serotype 4,5,12:i:-.

Switt AI, Soyer Y, Warnick LD, Wiedmann M.

Foodborne Pathog Dis. 2009 May;6(4):407-15. doi: 10.1089/fpd.2008.0213. Review.


Antimicrobial resistant Salmonella in dairy cattle in the United States.

Alexander KA, Warnick LD, Wiedmann M.

Vet Res Commun. 2009 Mar;33(3):191-209. doi: 10.1007/s11259-008-9170-7. Epub 2008 Sep 16. Review.


The risk and control of Salmonella outbreaks in calf-raising operations: a mathematical modeling approach.

Lanzas C, Warnick LD, Ivanek R, Ayscue P, Nydam DV, Gröhn YT.

Vet Res. 2008 Nov-Dec;39(6):61. doi: 10.1051/vetres:2008038. Epub 2008 Sep 9.


Strategies to analyze milk losses caused by diseases with potential incidence throughout the lactation: a lameness example.

Bicalho RC, Warnick LD, Guard CL.

J Dairy Sci. 2008 Jul;91(7):2653-61. doi: 10.3168/jds.2007-0744.


A study of 55 field cases of uterine torsion in dairy cattle.

Aubry P, Warnick LD, DesCôteaux L, Bouchard E.

Can Vet J. 2008 Apr;49(4):366-72.


Activity of selected rostral and caudal hyoid muscles in clinically normal horses during strenuous exercise.

Morello SL, Ducharme NG, Hackett RP, Warnick LD, Mitchell LM, Soderholm LV.

Am J Vet Res. 2008 May;69(5):682-9. doi: 10.2460/ajvr.69.5.682.


Changes in tetracycline susceptibility of enteric bacteria following switching to nonmedicated milk replacer for dairy calves.

Kaneene JB, Warnick LD, Bolin CA, Erskine RJ, May K, Miller R.

J Clin Microbiol. 2008 Jun;46(6):1968-77. doi: 10.1128/JCM.00169-08. Epub 2008 Apr 16.


Multidrug-resistant Salmonella typhimurium, Pacific Northwest, United States.

Davis MA, Besser TE, Eckmann K, MacDonald K, Green D, Hancock DD, Baker KN, Warnick LD, Soyer Y, Wiedmann M, Call DR.

Emerg Infect Dis. 2007 Oct;13(10):1583-6. doi: 10.3201/eid1310.070536.

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