MICROSCAPE / SCIENCE PHOTO LIBRARY MICROSCAPE / SCIENCE PHOTO LIBRARY
Hyaline cartilage (fetal ribs cross-sections) showing left: chondrocytes, middle: chondrocyte swelling /hypertrophy and cell degeneration, right: invasion of cartilage matrix by capillaries that introduce bone-forming cells (osteoblasts) and bone marrow cells. The replacement of cartilage with bone tissue is called endochondral ossification. Magnification x200 when printed 10cm height.
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