Metacercariae may endure in the encysted state for several months.活囊蚴可以在包囊状态中生活几个月.The direct compression and artificial digestion method were used to examine the encysted metacercaria of C.用直接压片法和消化法检查淡水鱼虾体内的华支睾吸虫囊蚴.Obj...
初步理论表明视网膜至视交叉上核间有一通道.Initial theories suggested a pathway from the retina to the suprachiasmatic nucleus.大脑研究表明引导视交叉上核的神经元5-羟色胺功能有损伤.Brain studies suggest that there is impairment serotonin function in neurons leading to...