Table 1 Limit of detection (LOD) for standards in a dilution series using reverse-phase chromatography.

From: Compilation of longitudinal gut microbiome, serum metabolome, and clinical data in acute myeloid leukemia

Standard

HRAM LOD ng/mL

UMR LOD ng/mL

d7-glucose

1.0

50.0

d3-leucine

0.25

5.0

d8-phenylalanine

0.25

3.0

d5-tryptophan

0.25

25.0

d5-hippuric acid

0.25

5.0

Br-phenylalanine

0.25

3.0

d5-indole acetic acid

3.0

25.0

amitriptyline

0.5

3.0

d9-progesterone

1.0

25.0