CC050. Sigma-Aldrich .Human Collagen Type I

A-003-E. Sigma-Aldrich. Poly-D-Lysine solution, 1.0 mg/mL

341635. Sigma-Aldrich. Fibronectin, Human Plasma

341631 .Sigma-Aldrich .Fibronectin, Bovine Plasma

341506. Sigma-Aldrich. Fetuin, Fetal Bovine Serum

08-110.MERCK, ecl cell attment matrix

FC010. Sigma-Aldrich.FIBRONECTIN, HU, PUR

CC117 .Sigma-Aldrich .PROTEOGLYCAN MIX

CC095. Sigma-Aldrich .Laminin, mouse purified

CC052 .Sigma-Aldrich. Human Collagen Type II

341668 .Sigma-Aldrich. Fibronectin, Rat Plasma

08-115， Sigma-Aldrich ，Collagen Type I, rat tail

SF008 .Sigma-Aldrich. ESGRO Complete Gelatin Solution