Table 1 Metabolites found at significantly different levels in the infertile heifers when compared to the fertile heifers.

From: Plasma metabolomic profiles differ at the time of artificial insemination based on pregnancy outcome, in Bos taurus beef heifers

Metabolite

P-value

Fold Change

log2 (FC)

ROC-AUC

Asparagine

0.009

0.484

−1.047

0.89

Lysine

0.001

0.445

−1.167

0.89

Ornithine

0.006

0.428

−1.225

0.85

Glutamine

0.010

0.358

−1.483

0.94

Histidine

0.001

0.189

−2.403

0.91

Cystine

0.007

0.145

−2.787

0.80

Tryptophan

0.004

0.512

−0.965

0.86

Hydrocinnamic acid

0.004

0.526

−0.926

0.86

2-aminobutyric acid

0.013

0.550

−0.863

0.87

Cysteine

0.047

0.596

−0.747

0.74

Phenylethylamine

0.020

0.602

−0.732

0.83

Methionine

0.014

0.612

−0.709

0.87

Kynurenine

0.018

0.631

−0.665

0.80

N-acetylornithine

0.023

0.644

−0.634

0.79

Allantoic acid

0.037

0.665

−0.589

0.75

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