• 1
    Rebhun WC, Guard C, Richards CM. Diseases of Dairy Cattle. Baltimore, MD: Williams & Wilkins; 1995:155223.
  • 2
    Calloway CD, Tyler JW, Tessman RK, et al. Comparison of refractometers and test endpoints in the measurement of serum protein concentration to assess passive transfer status in calves. J Am Vet Med Assoc 2002;221:16051608.
  • 3
    Pfeiffer NE, McGuire TC. A sodium sulfite-precipitation tests for assessment of colostral immunoglobulin transfer to calves. J Am Vet Med Assoc 1977;170:809811.
  • 4
    Tennant B, Baldwin BH, Braun RK, et al. Use of the glutaraldehyde coagulation test for detection of hypogammaglobulinemia in neonatal calves. J Am Vet Med Assoc 1979;174:848853.
  • 5
    Hudgens KA, Tyler JW, Besser TE, et al. Optimizing performance of a qualitative zinc sulfate turbidity test for passive transfer of immunoglobulin G in calves. Am J Vet Res 1996;57:17111713.
  • 6
    Chigerwe M, Dawes ME, Tyler JW, et al. Evaluation of a cow-side immunoassay kit for assessing IgG concentration in colostrum. J Am Vet Med Assoc 2005;227:129131.
  • 7
    Hutchison JM, Salman MD, Garry FB, et al. Comparison of two commercially available single radial immunodiffusion kits for quantitation of llama immunoglobulin G. J Vet Diagn Invest 1995;7:515519.
  • 8
    Dawes ME, Lakritz J, Tyler JW, et al. Effects of supplemental lactoferrin on serum lactoferrin and IgG concentrations and neutrophil oxidative metabolism in Holstein calves. J Vet Intern Med 2004;18:104108.
  • 9
    Hurley IP, Coleman RC, Ireland HE, et al. Measurement of bovine IgG by indirect competitive ELISA as a means of detecting milk adulteration. J Dairy Sci 2004;87:543549.
  • 10
    Weaver DM, Tyler JW, VanMetre DC, et al. Passive transfer of colostral immunoglobulins in calves. J Vet Intern Med 2000;14:569577.
  • 11
    Bland JM, Altman DG. Measuring agreement in method comparison studies. Stat Methods Med Res 1999;8:135160.
  • 12
    Winer BJ. Statistical Principles in Experimental Design, 2nd ed. New York: McGraw-Hill; 1971:283pp.
  • 13
    Bland JM, Altman DG. Statistical methods for assessing agreement between two methods of clinical measurement. Lancet 1986;1:307310.
  • 14
    Greiner M, Pfeiffer D, Smith RD. Principles and practical application of the receiver–operating characteristic analysis for diagnostic tests. Prev Vet Med 2000;45:2341.
  • 15
    Zhou XH, Obuchowski NA, McClish DK. Statistical Methods in Diagnostic Medicine, 1st ed. New York: John Wiley & Sons; 2002:15164.
  • 16
    Brignole TJ, Stott GH. Effect of suckling followed by bottle feeding colostrum on immunoglobulin absorption and calf survival. J Dairy Sci 1980;63:451456.
  • 17
    Filteau V, Bouchard E, Fecteau G, et al. Health status and risk factors associated with failure of passive transfer of immunity in newborn beef calves in Quebec. Can Vet J 2003;44:907913.
  • 18
    Davis R, Giguere S. Evaluation of five commercially available assays and measurement of serum total protein concentration via refractometry for the diagnosis of failure of passive transfer of immunity in foals. J Am Vet Med Assoc 2005;227:16401645.