Definitions for osteopontin
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Wiktionary
osteopontin(Noun)
A sialopontin found in bone tissue
U.S. National Library of Medicine
Osteopontin
A negatively-charged extracellular matrix protein that plays a role in the regulation of BONE metabolism and a variety of other biological functions. Cell signaling by osteopontin may occur through a cell adhesion sequence that recognizes INTEGRIN ALPHA-V BETA-3.
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"osteopontin." Definitions.net. STANDS4 LLC, 2013. Web. 22 May 2013. <http://www.definitions.net/definition/osteopontin>.