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Exosome Signaling Appears to Mediate Age-Related Changes in Bone Tissue Maintenance Leading to Osteoporosis
Bone might be more solid than other tissues, but it is just as dynamic: maintenance of bone is a constant, balanced process of creation by osteoblast cells and destruction by osteoclast cells. With age, this balance breaks down, however. Osteoblasts accomplish proportionally less work, and osteoclasts accomplish more.
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