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Table 8 Effects of arginine infusion on gene expression of amino acid carriers in mammary gland (fold-change relative to control 2−ΔΔCt)

From: Jugular arginine supplementation increases lactation performance and nitrogen utilization efficiency in lactating dairy cows

Genes

Treatmentsc

SEM

P-value

Control

Arg group

Ala group

SLC7A1

1.07

1.55

1.43

0.19

0.06

SLC7A2

0.97b

1.17a

0.91b

0.06

0.01

SLC7A6

0.98

1.07

1.13

0.06

0.06

SLC7A7

0.99

1.08

0.90

0.07

0.06

SLC7A5

1.00

0.98

1.03

0.05

0.60

SLC7A8

1.02b

2.23a

1.16b

0.09

< 0.01

  1. a,bDifferent superscripts within a column represent significant differences (P < 0.05)
  2. cControl, saline; Arg group, saline + 9.42 g/L L-Arg; Ala group: saline + 19.31 g/L L-Ala
  3. Genes: SLC7A1 = solute carrier family 7 member 1; SLC7A2 = solute carrier family 7 member 2; SLC7A5 = solute carrier family 7 member 5; SLC7A6 = solute carrier family 7 member 6; SLC7A7 = solute carrier family 7 member 7; SLC7A8 = solute carrier family 7 member 8