538066 A Poly-L-Lactide Scaffold with Continuous Gradient Pore Size That Differentially Induce Local Chondrogenesis and Osteogenesis for Osteochondral Repair

Riccardo Gottardi1,2, Gioacchino Conoscenti3, Peter Alexander1, Vincenzo La Carrubba3, Valerio Brucato3 and Rocky Tuan1, (1)University of Pittsburgh, Pittsburgh, PA, (2)Ri.MED Foundation, Palermo, Italy, (3)Università degli Studi di Palermo, Palermo, Italy