[1] Johns Hopkins Univ, JHU Bayview Proteom Ctr, Baltimore, MD 21224 USA
[2] Univ Innsbruck, Inst Anat Histol & Embryol, Dept Histol & Mol Cell Biol, A-6020 Innsbruck, Austria
[3] HoustonPharma Inc, Houston, TX 77060 USA
[4] Washington Univ, Sch Med, Dept Med, St Louis, MO 63110 USA