Table 1 Metabolites that correlated with intestinal putrescine concentrations

From: Upregulation of colonic luminal polyamines produced by intestinal microbiota delays senescence in mice

Compound name

R

p-value

N-Acetylputrescine

0.941

p < 0.001

γ-Aminobutyric acid

0.910

p < 0.001

5-Aminovaleric acid

0.888

p < 0.001

Arg

0.813

p < 0.001

N5-Ethylglutamine

0.754

p < 0.001

Lys

0.741

p < 0.001

3-Methyl-2-oxovaleric acid

0.717

p < 0.001

5-Hydroxylysine

0.679

p < 0.001

Pro

0.633

p < 0.001

Fumaric acid

0.610

p < 0.01

Oxamic acid

0.594

p < 0.01

N-Acetylmuramic acid

0.584

p < 0.01

Glyceric acid

0.582

p < 0.01

2-Hydroxy-4-methylpentanoic acid

0.577

p < 0.01

2,5-Dihydroxybenzoic acid

0.570

p < 0.01

Allantoic acid

0.565

p < 0.01

Tyr

0.542

p < 0.01

Asp

0.521

p < 0.01

Inosine

0.504

p < 0.05

5-Amino-4-oxovaleric acid

0.496

p < 0.05

4-(β-Acetylaminoethyl)imidazole

0.488

p < 0.05

Adenine

0.482

p < 0.05

Ser

0.454

p < 0.05

Ala-Ala

0.451

p < 0.05

Carboxymethyllysine

0.443

p < 0.05

Argininosuccinic acid

0.442

p < 0.05

Hydroxyproline

0.440

p < 0.05

Isethionic acid

0.436

p < 0.05