[1] VA Greater Los Angeles Healthcare Syst, Nephrol Sect, Los Angeles, CA 90073 USA
[2] VA Greater Los Angeles Healthcare Syst, Nephrol Res Lab, Dept Med, Los Angeles, CA 90073 USA
[3] VA Greater Los Angeles Healthcare Syst, Res Serv, Los Angeles, CA 90073 USA
[4] Univ Calif Los Angeles, David Geffen Sch Med, Dept Med, Los Angeles, CA 90095 USA
[5] Univ Calif Los Angeles, David Geffen Sch Med, Membrane Biol Lab, Los Angeles, CA 90095 USA