Objective To determine the effects of Cynomorium Songaricum polysaccharide( CSP)on the osteoporotic( OVX) rats by ovariectomization. Methods Female SD rats were randomly given sham operation or ovariectomization,and then the model group were further divided into model group,positive control groups,and CSP treatment groups. The rats from the CSP treatment group were fed intragastrically with CSP at a dose of 20,40 and 80 mg / kg,respectively,and those of the positive control group were with nilestriol( 1. 5 ...