cancerbiophd:Scanning electron micrographs of activated osteoclasts (false-colored in blue) and re
cancerbiophd: Scanning electron micrographs of activated osteoclasts (false-colored in blue) and resorption pits (red, on beige bone). Osteoclasts are the cells in your bone responsible for resorbing bone so you can heal fractures and grow. Osteoclasts can become over-activated in some diseases and cause bone damage, like osteoporosis and bone metastasis. [Source - and more pics!] -- source link