Objective To observe the morphologic characteristics of spermatozoon ultramicro scopic structure in uremic subjectsMetho......

味觉是哺乳动物重要的生理感觉之一，具有甜、鲜、苦、咸、酸、脂等六种基本味觉。前三种味觉受体是G蛋白偶联受体家族：T1Rs ，T2Rs。越......

The morphology and ultrastructure ofBullacta exarata spermatozoa observed by light and transmission electronmicroscopy a......