Assertion: osteoblast | /r/CapableOf | regulate osteoprotegerin
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Source sentences:
text: Bone remodeling is controlled by a complex set of factors including systemic factors (such as steroid hormones, PTH, and leptin) and those secreted by osteoblasts that regulate osteoclast differentiation (such as RANK ligand and Osteoprotegerin, a soluble decoy receptor for the RANK ligand).