We have investigated the effects of ethanol exposure in utero on the content of sialic acid and sialidase activity in newborn rat brain.

研究了宫内乙醇暴露对新生大鼠脑唾液酸含量及唾液酸酶活性的影响。

OBJECTIVE: To investigate the alterative rules of PKC activity in the brain tissue of rat in development stage under chronic exposure of Pb and its effects on the memory development of the mice.

目的：研究慢性铅暴露下发育期小鼠大脑组织PK C活性变化规律及其对小鼠记忆发育的影响。

The results inllustrated that there was an obvious exposure time-dependent embryotoxic effect of Se on the developing rat embryos in vitro.

结果显示硒对器官形成早期的胚胎具有明显的时间-效应关系。