[1] Univ Michigan, Dept Mol & Integrat Physiol, Ann Arbor, MI 48109 USA
[2] Univ Michigan, Div Gastroenterol & Hepatol, Dept Internal Med, Ann Arbor, MI 48109 USA
[3] Univ Michigan, Rogel Canc Ctr, Ann Arbor, MI 48109 USA
[4] Univ Michigan, Dept Biomed Engn, Ann Arbor, MI 48109 USA
[5] Univ Michigan, Dept Chem Engn, Ann Arbor, MI 48109 USA
[6] Univ Michigan, Biointerfaces Inst, Ann Arbor, MI 48109 USA