Fig. 9From: 3D printing of injury-preconditioned secretome/collagen/heparan sulfate scaffolds for neurological recovery after traumatic brain injury in ratsA, B Representative HE staining images of major organs at 1 and 2 months after TBI. C–F The levels of ALT, CR, AST, and BUN in plasma at 1 and 3 days after TBIBack to article page