[1] Hosp Special Surg, Arthrit & Tissue Degenerat Program, New York, NY 10021 USA
[2] Cornell Univ, Weill Med Coll, Dept Physiol & Biophys, New York, NY 10021 USA
[3] Cornell Univ, Weill Med Coll, Dept Cell Biol, New York, NY 10021 USA
[4] Keio Univ, Sch Med, Dept Orthoped Surg, Tokyo, Japan
[5] Univ Bern, Theodor Kocher Inst, CH-3012 Bern, Switzerland
[6] Incyte Corp, Wilmington, DE USA