Journal of Dairy Science Influence of conjugated linoleic acids and vitamin E on biochemical, hematological, and immunological variables of dairy cows during the transition period S. Schäfers, D. von Soosten, U. Meyer, C. Drong, J. Frahm, A. Tröscher, W. Pelletier, H. Sauerwein, S. Dänicke Journal of Dairy Science DOI: 10.3168/jds.2017-13071 Copyright © 2018 American Dairy Science Association Terms and Conditions
Figure 1 Variables of clinical chemistry of cows in 2nd (left side) and ≥3rd (right side) parity (LSM). Groups included a control group (n = 16; •, solid line), a CLA group receiving 8.4 g of trans-10,cis-12 CLA/d (n = 16; ▪, long dashed line), a vitamin E group (n = 15) receiving 2,327 IU of vitamin E/d (▴, short dashed line), and a group (n = 12) receiving both treatments (♦, long dash-dotted line) from d −42 until 70 relative to calving. In the control group, 10 cows were in 2nd and 6 in 3rd or higher parity. In the CLA group, 9 cows were in 2nd and 6 in 3rd or higher parity. For the vitamin E group, this relationship was 10:5, whereas in the CLA + vitamin E group 5 cows were in 2nd and 7 cows in 3rd or higher parity. GGT = gamma-glutamyl-transferase. Journal of Dairy Science DOI: (10.3168/jds.2017-13071) Copyright © 2018 American Dairy Science Association Terms and Conditions
Figure 2 Red blood cell profile of whole blood of cows in 2nd (left side) and ≥3rd (right side) parity (LSM). Groups included a control group (n = 16; •, solid line), a CLA group receiving 8.4 g of trans-10,cis-12 CLA/d (n = 16; ▪, long dashed line), a vitamin E group (n = 15) receiving 2,327 IU of vitamin E/d (▴, short dashed line), and a group (n = 12) receiving both treatments (♦, long dash-dotted line) from d −42 until 70 relative to calving. In the control group, 10 cows were in 2nd and 6 in 3rd or higher parity. In the CLA group, 9 cows were in 2nd and 6 in 3rd or higher parity. For the vitamin E group, this relationship was 10:5, whereas in the CLA + vitamin E group 5 cows were in 2nd and 7 cows in 3rd or higher parity. Journal of Dairy Science DOI: (10.3168/jds.2017-13071) Copyright © 2018 American Dairy Science Association Terms and Conditions
Figure 3 White blood cell profile of whole blood of cows in 2nd (left side) and ≥3rd (right side) parity (LSM). Groups included a control group (n = 16; •, solid line), a CLA group receiving 8.4 g of trans-10,cis-12 CLA/d (n = 16; ▪, long dashed line), a vitamin E group (n = 15) receiving 2,327 IU of vitamin E/d (▴, short dashed line), and a group (n = 12) receiving both treatments (♦, long dash-dotted line) from d −42 until 70 relative to calving. In the control group, 10 cows were in 2nd and 6 in 3rd or higher parity. In the CLA group, 9 cows were in 2nd and 6 in 3rd or higher parity. For the vitamin E group, this relationship was 10:5, whereas in the CLA + vitamin E group 5 cows were in 2nd and 7 cows in 3rd or higher parity. Journal of Dairy Science DOI: (10.3168/jds.2017-13071) Copyright © 2018 American Dairy Science Association Terms and Conditions
Figure 4 Activity of unstimulated and concanavalin A-stimulated peripheral mononuclear blood cells (PBMC) and resulting stimulation index of cows in 2nd (left side) and ≥3rd (right side) parity (LSM). Groups included a control group (n = 16; •, solid line), a CLA group receiving 8.4 g of trans-10,cis-12 CLA/d (n = 16; ▪, long dashed line), a vitamin E group (n = 15) receiving 2,327 IU of vitamin E/d (▴, short dashed line), and a group (n = 12) receiving both treatments (♦, long dash-dotted line) from d −42 until 70 relative to calving. In the control group, 10 cows were in 2nd and 6 in 3rd or higher parity. In the CLA group, 9 cows were in 2nd and 6 in 3rd or higher parity. For the vitamin E group, this relationship was 10:5, whereas in the CLA + vitamin E group 5 cows were in 2nd and 7 cows in 3rd or higher parity. Journal of Dairy Science DOI: (10.3168/jds.2017-13071) Copyright © 2018 American Dairy Science Association Terms and Conditions
Figure 5 Mean proportion of CD4+ and CD8+ subpopulations of lymphocytes as well as the CD ratio of whole blood of cows in 2nd (left side) and ≥3rd (right side) parity (LSM). Groups included a control group (n = 16; •, solid line), a CLA group receiving 8.4 g of trans-10,cis-12 CLA/d (n = 16; ▪, long dashed line), a vitamin E group (n = 15) receiving 2,327 IU of vitamin E/d (▴, short dashed line), and a group (n = 12) receiving both treatments (♦, long dash-dotted line) from d −42 until 70 relative to calving. In the control group, 10 cows were in 2nd and 6 in 3rd or higher parity. In the CLA group, 9 cows were in 2nd and 6 in 3rd or higher parity. For the vitamin E group, this relationship was 10:5, whereas in the CLA + vitamin E group 5 cows were in 2nd and 7 cows in 3rd or higher parity. Journal of Dairy Science DOI: (10.3168/jds.2017-13071) Copyright © 2018 American Dairy Science Association Terms and Conditions
Figure 6 Mean basal and stimulated proportion and fluorescence intensity (MFI) of rhodamine (R)123+ population of total PMNL of cows in 2nd (left side) and ≥3rd (right side) parity (LSM). Groups included a control group (n = 16; •, solid line), a CLA group receiving 8.4 g of trans-10,cis-12 CLA/d (n = 16; ▪, long dashed line), a vitamin E group (n = 15) receiving 2,327 IU of vitamin E/d (▴, short dashed line), and a group (n = 12) receiving both treatments (♦, long dash-dotted line) from d −42 until 70 relative to calving. In the control group, 10 cows were in 2nd and 6 in 3rd or higher parity. In the CLA group, 9 cows were in 2nd and 6 in 3rd or higher parity. For the vitamin E group, this relationship was 10:5, whereas in the CLA + vitamin E group 5 cows were in 2nd and 7 cows in 3rd or higher parity. Journal of Dairy Science DOI: (10.3168/jds.2017-13071) Copyright © 2018 American Dairy Science Association Terms and Conditions