title: Effect of long-term physical stress on collagen growth in the lung, heart, and femur of young and adult rats.
mesh_terms: D000222:Adaptation, Physiological; D000375:Aging; D000818:Animals; D001835:Body Weight; D002118:Calcium / Q000032:analysis; D006332:Cardiomegaly / Q000209:etiology / Q000378:metabolism; D009202:Cardiomyopathies / Q000378:metabolism; D003094:Collagen / Q000032:analysis*; D005269:Femur / Q000032:analysis / Q000033:anatomy & histology*; D006321:Heart / Q000033:anatomy & histology*; D006909:Hydroxyproline / Q000032:analysis; D008168:Lung / Q000032:analysis / Q000033:anatomy & histology*; D008297:Male; D009206:Myocardium / Q000032:analysis; D009929:Organ Size; D005082:Physical Exertion; D051381:Rats; D013312:Stress, Physiological
chemical_list: D003094:Collagen; D006909:Hydroxyproline; D002118:Calcium