Assertion: osteoclast | /r/CapableOf | degrade collagen
Facets:
value: under the pleats
type: LOCATION
value: with mmp-1 and cysteine proteases
type: OTHER
Source sentences:
text: Okada and colleagues found that MMP-9 is produced by osteoclasts in human bone tissue, which together with MMP-1 and cysteine proteases degrade collagen under the pleats.