title: Bone as a target organ: toward a better definition of osteoporosis.
mesh_terms: D001857:Bone Matrix; D001862:Bone Resorption; D001842:Bone and Bones; D002116:Calcitonin / Q000502:physiology; D002118:Calcium / Q000378:metabolism; D003094:Collagen / Q000378:metabolism; D000242:Cyclic AMP / Q000502:physiology; D004700:Endocrine System Diseases / Q000150:complications; D005260:Female; D006801:Humans; D006909:Hydroxyproline / Q000378:metabolism; D006961:Hyperparathyroidism / Q000150:complications / Q000378:metabolism; D008297:Male; D010002:Osteitis Fibrosa Cystica / Q000209:etiology; D010018:Osteomalacia / Q000209:etiology; D010024:Osteoporosis / Q000209:etiology; D010281:Parathyroid Hormone / Q000502:physiology; D011392:Proline / Q000378:metabolism; D012279:Rickets / Q000209:etiology
chemical_list: D010281:Parathyroid Hormone; D002116:Calcitonin; D003094:Collagen; D011392:Proline; D000242:Cyclic AMP; D006909:Hydroxyproline; D002118:Calcium