• 1
    Streeter RN, Hoffsis GF, Bech-Nielsen S, et al. Isolation of Mycobacterium paratuberculosis from colostrum and milk of subclinically infected cows. Am J Vet Res 1995;56:13221324.
  • 2
    Sweeney RW, Whitlock RH, Rosenberger AE. Mycobacterium paratuberculosis cultured from milk and supramammary lymph-nodes of infected asymptomatic cows. J Clin Microbiol 1992;30:166171.
  • 3
    Taylor TK, Wilks CR, Mcqueen DS. Isolation of Mycobacterium paratuberculosis from the milk of a cow with Johnes disease. Vet Rec 1981;109:532533.
  • 4
    Whittington RJ, Windsor PA. In utero infection of cattle with Mycobacterium avium subsp. paratuberculosis: A critical review and meta-analysis. Vet J 2009;179:6069.
  • 5
    Windsor PA, Whittington RJ. Evidence for age susceptibility of cattle to Johne's disease. Vet J 2010;104:3744.
  • 6
    Whitlock RH, Buergelt C. Preclinical and clinical manifestations of paratuberculosis (including pathology). Vet Clin North Am Food Anim Pract 1996;12:345356.
  • 7
    Collins MT, Gardner IA, Garry FB, et al. Consensus recommendations on diagnostic testing for the detection of paratuberculosis in cattle in the United States. J Am Vet Med Assoc 2006;229:19121919.
  • 8
    Groenendaal H, Nielen M, Hesselink JW. Development of the Dutch Johne's disease control program supported by a simulation model. Prev Vet Med 2003;60:6990.
  • 9
    Groenendaal H, Nielen M, Jalvingh AW, et al. A simulation of Johne's disease control. Prev Vet Med 2002;54:225245.
  • 10
    Sargeant JM, Amezcua MDR, Rajic A, et al. A Guide to Conducting Systematic Review in Agri-Food Public Health. Guelph, ON: Public Health Agency of Canada; 2005:84. Available at:
  • 11
    Sanderson RO, Beata C, Flipo RM, et al. Systematic review of the management of canine osteoarthritis. Vet Rec 2009;164:418424.
  • 12
    Ansari-Lari M, Haghkhah M, Bahramy A, et al. Risk factors for Mycobacterium avium subspecies paratuberculosis in Fars province (Southern Iran) dairy herds. Trop Anim Health Prod 2009;41:553557.
  • 13
    Benedictus A, Mitchell RM, Linde-Widmann M, et al. Transmission parameters of Mycobacterium avium subspecies paratuberculosis infections in a dairy herd going through a control program. Prev Vet Med 2008;83:215227.
  • 14
    Cashman W, Buckley J, Quigley T, et al. Risk factors for the introduction and within-herd transmission of Mycobacterium avium subspecies paratuberculosis (MAP) infection on 59 Irish dairy herds. Ir Vet J 2008;61:464467.
  • 15
    Cetinkaya B, Erdogan HM, Morgan KL. Relationships between the presence of Johne's disease and farm and management factors in dairy cattle in England. Prev Vet Med 1997;32:253266.
  • 16
    Collins MT, Sockett DC, Goodger WJ, et al. Herd prevalence and geographic distribution of, and risk factors for, bovine paratuberculosis in Wisconsin. J Am Vet Med Assoc 1994;204:636641.
  • 17
    Correia-Gomes C, Mendonca D, Niza-Ribeiro J. Risk associations to milk ELISA result for paratuberculosis in dairy cows in northern Portugal using a multilevel regression model. Rev Med Vet-Toulouse 2010;161:295301.
  • 18
    Dieguez FJ, Arnaiz I, Sanjuan ML, et al. Management practices associated with Mycobacterium avium subspecies paratuberculosis infection and the effects of the infection on dairy herds. Vet Rec 2008;162:614617.
  • 19
    Goodger WJ, Collins MT, Nordlund KV, et al. Epidemiologic study of on-farm management practices associated with prevalence of Mycobacterium paratuberculosis infections in dairy cattle. J Am Vet Med Assoc 1996;208:18771881.
  • 20
    Johnson-Ifearulundu YJ, Kaneene JB. Management-related risk factors for M. paratuberculosis infection in Michigan, USA, dairy herds. Prev Vet Med 1998;37:4154.
  • 21
    McNab WB, Meek AH, Martin SW, et al. Associations between lipoarabinomannan enzyme-immuno-assay test results for paratuberculosis and farm-management factors. Prev Vet Med 1992;13:3951.
  • 22
    Muskens J, Elbers ARW, Weering H, et al. Herd management practices associated with paratuberculosis seroprevalence in Dutch dairy herds. J Vet Med Ser B 2003;50:372377.
  • 23
    Nielsen SS, Toft N. Assessment of management-related risk factors for paratuberculosis in Danish dairy herds using Bayesian mixture models. Prev Vet Med 2007;81:306317.
  • 24
    Norton S, Heuer C, Jackson R. A questionnaire-based cross-sectional study of clinical Johne's disease on dairy farms in New Zealand. N Z Vet J 2009;57:3443.
  • 25
    Ridge SE, Baker IM, Hannah M. Effect of compliance with recommended calf-rearing practices on control of bovine Johne's disease. Aust Vet J 2005;83:8590.
  • 26
    Ridge SE, Heuer C, Cogger N, et al. Herd management practices and the transmission of Johne's disease within infected dairy herds in Victoria, Australia. Prev Vet Med 2010;95:186197.
  • 27
    Tavornpanich S, Johnson WO, Anderson RJ, et al. Herd characteristics and management practices associated with seroprevalence of Mycobacterium avium subsp paratuberculosis infection in dairy herds. Am J Vet Res 2008;69:904911.
  • 28
    Tiwari A, Vanleeuwen JA, Dohoo IR, et al. Risk factors associated with Mycobacterium avium subspecies paratuberculosis seropositivity in Canadian dairy cows and herds. Prev Vet Med 2009;88:3241.
  • 29
    Wells SJ, Wagner BA. Herd-level risk factors for infection with Mycobacterium paratuberculosis in US dairies and association between familiarity of the herd manager with the disease or prior diagnosis of the disease in that herd and use of preventive measures. J Am Vet Med Assoc 2000;216:14501457.
  • 30
    Stabel JR. Pasteurization of colostrum reduces the incidence of paratuberculosis in neonatal dairy calves. J Dairy Sci 2008;91:36003606.
  • 31
    Nielsen SS, Bjerre H, Toft N. Colostrum and milk as risk factors for infection with Mycobacterium avium subspecies paratuberculosis in dairy cattle. J Dairy Sci 2008;91:46104615.
  • 32
    Pithua P, Godden SM, Wells SJ, et al. Efficacy of feeding plasma-derived commercial colostrum replacer for the prevention of transmission of Mycobacterium avium subsp paratuberculosis in Holstein calves. J Am Vet Med Assoc 2009;234:11671176.
  • 33
    van Roermund HJ, Bakker D, Willemsen PT, et al. Horizontal transmission of Mycobacterium avium subsp. paratuberculosis in cattle in an experimental setting: Calves can transmit the infection to other calves. Vet Microbiol 2007;122:270279.
  • 34
    Obasanjo I, Grohn YT, Mohammed HO. Farm factors associated with the presence of Mycobacterium paratuberculosis infection in dairy herds on the New York State paratuberculosis control program. Prev Vet Med 1997;32:243251.
  • 35
    Dohoo I, Martin W, Stryhn H. Veterinary Epidemiologic Research, 2nd ed. Charlottetown, P.E.I.: VER Inc; 2010.
  • 36
    Holmes MA. Evaluation of the evidence. Vet Clin North Am Small Anim Pract 2007;37:447462.
  • 37
    Lean IJ, Rabiee AR, Duffield TF, et al. Invited review: Use of meta-analysis in animal health and reproduction: Methods and applications. J Dairy Sci 2009;92:35453565.
  • 38
    Behr MA, Collins DM. Paratuberculosis: Organism, Disease, Control. Wallingford, UK/Cambridge, MA: CABI; 2010.