OBJECTIVE To investigate into the protecting effect of iridoid glycoside in Fructus Corni Officinalis (HXMTZG) on rat s 目的 研究山茱萸环烯醚萜总苷 (HXMTZG)对链脲佐菌素 (STZ)诱导的大鼠糖尿病肾病变 (DN)的保护作用。