Figure 5From: An in vitro study of osteoblast vitality influenced by the vitamins C and E Immunohistochemical analyses (a-f) of collagen I (a, b), osteonectin (c, d), osteocalcin (e, f) of osteoblast like cells (staining toluidine blue) (g, h) in media with 200 μg/ml ascorbic acid (left column) and without ascorbic acid (right column) after 14 days. Back to article page