[1] Univ Calif Los Angeles, Med Serv, Membrane Biol Lab, Los Angeles, CA USA
[2] Univ Calif Los Angeles, Res Serv, Membrane Biol Lab, Los Angeles, CA USA
[3] Univ Calif Los Angeles, David Geffen Sch Med, Div Nephrol, Los Angeles, CA 90095 USA
[4] Vet Affairs Greater Los Angeles Healthcare Syst, Los Angeles, CA USA
[5] St Elizabeths Med Ctr, Dept Med, Div Nephrol, Boston, MA USA
[6] Tufts Univ, Sch Med, Dept Med, Boston, MA 02111 USA