Poly (D,L-lactic acid) macroporous guidance scaffolds seeded with Schwann cells genetically modified to secrete a bi-functional neurotrophin implanted in the completely transected adult rat thoracic spinal cord - Hurtado, A; Moon, L D; Maquet, V; Blits, B; Jérôme, R; Oudega, M (Biomaterials, 2006)