Are CD117, MMP-9 and Type II Collagen Positive Undifferentiated Cells involved in Cartilage Growth? A Description of Unusual Interstitial Type of Cartilage Growth.
Cartilage growth requires undifferentiated perichondrial cells in appositional growth and chondrocytes in interstitial growth. This study was performed to identify a third type of cartilage growth in different skeletal elements of quail embryos. Quai...