TABLE 5

Summary of literature-derived UGT abundances in the liver, intestine, and kidney

UDP-glucuronosyltransferaseMean Liver Abundance from Human Liver Microsome SamplesMean Intestinal AbundanceMean Kidney Abundance
pmol/mg
1A120–35a, 18.3b, 21.5c, 22.4d, 33.5e, 120f, 0.133g, 36.2h6–7a7b, BLQg
1A39.9b, 17.3e, 7.9hBLQbBLQb
1A44.6b, 5.4h5.3b11b
1A5≥0.23hNANA
1A63–5a, 4.6b,114e, 0.452g, 9.7h2.3b2b,BLQg
1A7 (extrahepatic)BLQb, ≥0.23h8.4b14b
1A8 (extrahepatic)BLQb, ≥ 0.23h6.1b8b
1A926.7b, 25.9e, 23.1h6.6b81b
1A10 (extrahepatic)BLQb, ≥0.23h4.7b18b
2B79.7c, 96d, 84.3e, 80.1hNANA
2B106.5hNANA
2B1561.8e, 32.8hNANA
2B178.1hNANA
  • BLQ, below the limit of quantification; NA, not available.

  • a Fallon et al., 2008 (n = 10).

  • b Harbourt et al., 2012 (n = 9).

  • c Sato et al., 2012 (n = 16).

  • d Schaefer et al., 2012 (n = 3).

  • e Schaefer et al., 2012 (n = 17).

  • f Sridar et al., 2013 (n = 15).

  • g Milne et al., 2011 (n = 29).

  • h Fallon et al., 2013 (n = 60).