Evaluation of Guided Bone Regeneration in Critical Defects Using Bovine and Porcine Collagen Membranes: Histomorphometric and Immunohistochemical Analyses

Table 1

Representative scores related to the immunostaining of OC and OP proteins for BCG and PCG, with scores classified as null (0), mild (+), moderate (++), and intense (+++).

Groups	Osteocalcin	Osteopontin
BCG 7 days	++	++
BCG 15 days	++	+
BCG 30 days	++	+
BCG 60 days	+++	++
PCG 7 days	++	++
PCG 15 days	++	++
PCG 30 days	+++	+
PCG 60 days	+++	+