TABLE 1.
Section | Experiments included | |
---|---|---|
Inorganic nitrogen sources and urea | ammonium (N) | nitrite (N) |
nitrate (N) | urea (N) | |
Proteinogenic amino acids | l-isoleucine (N) | glycine (N) |
l-leucine (N) | l-histidine (N) | |
d-lysine (N) | l-alanine (-) | |
l-lysine (N) | l-arginine (-) | |
l-methionine (N) | l-asparagine (-) | |
l-ornithine (N) | l-aspartate (-) | |
l-pipecolic (N) | l-cysteine (-) | |
l-proline (N) | l-glutamate (-) | |
l-threonine (N) | l-glutamine (-) | |
l-phenylalanine (N) | glycine (-) | |
l-serine (N) | l-serine (-) | |
l-valine (N) | l-histidine (-) | |
4-guanidinobutyrate (N) | l-isoleucine (-) | |
d-alanine (N) | l-leucine (-) | |
l-alanine (N) | l-lysine (-) | |
l-arginine (N) | l-methionine (-) | |
l-asparagine (N) | l-proline (-) | |
l-aspartate (N) | l-threonine (-) | |
l-cysteine (N) | l-tyrosine (-) | |
l-glutamate (N) | l-tryptophan (-) | |
l-glutamine (N) | l-valine (-) | |
Quaternary amines and ethanolamine | betaine (N) | choline (N) |
carnitine (N) | ethanolamine (N) | |
Purines and pyrimidines | adenine (N) | hydantoin (N) |
cytosine (N) | uracil (N) | |
Lactams | butyrolactam (N) | 5-oxoproline (N) |
caprolactam (N) | valerolactam (N) | |
γ-aminobutyric (N) | ||
Polyamines, ω-amino acids, and GABA isomers | 1,3 diaminopropane (N) | 6-aminocaproic acid (N) |
1,6-diaminohexane (N) | β-alanine (N) | |
dl-2-aminobutyrate (N) | cadaverine (N) | |
dl-3-aminoisobutyrate (N) | putrescine (N) | |
3-aminobutyrate (N) | spermidine (N) | |
5-aminovalerate (N) | ||
Not applicable | nicotinic acid (N) |