https://www.selleckchem.com/pr....oducts/4-hydroxytamo
To investigate the immunohistochemical characteristics of a highly porous synthetic bone substitute and a cross-linked collagen membrane for guided bone regeneration. Three experimental groups were randomly allocated at chronic peri-implant dehiscence defect in 8 beagle dogs (i) biphasic calcium phosphate covered by a cross-linked collagen membrane (test group), (ii) deproteinized bovine bone mineral covered by a natural collagen membrane (positive control) and (iii) no treatment (negative control). After 8 a