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bpod-mrc: 25 January 2015 Skeleton Crew Inside this femur [thigh bone] lies a type of cell that once helped to build the skeleton in the womb, and could be reawakened to help ageing joints. Osteochondroreticular (OCR) stem cells, labelled with a red
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![bpod-mrc: 25 January 2015 Skeleton Crew Inside this femur [thigh bone] lies a type of cell that once helped to build the skeleton in the womb, and could be reawakened to help ageing joints. Osteochondroreticular (OCR) stem cells, labelled with a red](https://64.media.tumblr.com/26775876b902fc3c12b94bea11eaa541/tumblr_nimmdzxyyx1rvcmm7o1_500.jpg)