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Semi-quantitative expression of BMP-2 and -14 in cartilaginous areas of fractures. Chondrocytes were divided into the hypertrophic chondrocytes (Hct) and the rest were divided into the non-hypertrophic chondrocytes (non-hct). A paired Student’s t test was used to evaluate the difference in the scores between the two types of chondrocytes. *p ≤ 0.05
