TABLE 1.

Metabolites with a potential signaling function that were present in flushings from the uterine horn ipsilateral to the side of ovulation within the first 7 days relative to ovulation

Putative identification
Cysteine sulfinate
4-Oxoproline
Kynurenic acid
L-Glutamic acid
L-Glutamine
N-Acetylaspartylglutamic acid
N-Acetyl-L-aspartic acid
N-Acetyl-L-leucine
Orotic acid
P-Cresol sulfate
Succinate
Succinic acid-13C4
Urocanate
2’,4’-Dihydroxyacetophenone
4-Acetamidobutanoate
4-Aminobutanoate (GABA)
5-Hydroxymethyl-2-furaldehyde
5-Oxo-L-proline/pyroglutamic acid
Alpha-aminoadipate/N-methyl-L-glutamate
Choline
Diethanolamine
Guanidinoacetate
Kynurenic acid
L-Glutamine
L-Proline
L-Valine/5-aminopentanoate/L-norvaline
Methionine sulfoxide
N-Acetyl-L-aspartic acid
N-Alpha-acetyl-L-Lysine
Noradrenaline
Phenethylamine
Proprionyl-L-carnitine
Stachydrine
Succinate
Triethyl phosphate
Urocanate