Table 1.

List of bile acids and concentrations spiked into the matrices.

Bile Acid	High Concentration (nM)	Low Concentration (nM)	Factor (High Conc./Low Conc.)	Bile Acid Class
CA	30,000	3000	10	primary
CDCA	15,000	1500	10	primary
GCA	40,000	400	100	conjugated primary
TCA	25,000	250	100	conjugated primary
DCA	5000	500	10	secondary
LCA	1500	150	10	secondary
α-MCA	1500	150	10	murine primary
β-MCA	2500	250	10	murine primary
ω-MCA	1500	150	10	murine secondary