Gene Paul Gengelbach

Gengelbach, G. P., & Spears, J. W. (1998). Effects of dietary copper and molybdenum on copper status, cytokine production, and humoral immune response of calves. JOURNAL OF DAIRY SCIENCE, 81(12), 3286–3292. https://doi.org/10.3168/jds.S0022-0302(98)75893-X

Droke, E. A., Gengelbach, G. P., & Spears, J. W. (1998). Influence of level and source (inorganic vs organic) of zinc supplementation on immune function in growing lambs. ASIAN-AUSTRALASIAN JOURNAL OF ANIMAL SCIENCES, 11(2), 139–144. https://doi.org/10.5713/ajas.1998.139

Gengelbach, G. P., Ward, J. D., Spears, J. W., & Brown, T. T. (1997). Effects of copper deficiency and copper deficiency coupled with high dietary iron or molybdenum on phagocytic cell function and response of calves to a respiratory disease challenge. Journal of Animal Science, 75(4), 1112–1118. https://doi.org/10.2527/1997.7541112x

Ward, J. D., Gengelbach, G. P., & Spears, J. W. (1997). The effects of copper deficiency with or without high dietary iron or molybdenum on immune function of cattle. Journal of Animal Science, 75(5), 1400–1408. https://doi.org/10.2527/1997.7551400x

GENGELBACH, G. P., WARD, J. D., & SPEARS, J. W. (1994). EFFECT OF DIETARY COPPER, IRON, AND MOLYBDENUM ON GROWTH AND COPPER STATUS OF BEEF-COWS AND CALVES. JOURNAL OF ANIMAL SCIENCE, 72(10), 2722–2727. https://doi.org/10.2527/1994.72102722x