placental barrier

The glycerin fructose as an effective free radical scavenger. It had good stability in human, it can penetrate the placental barrier and protect the neonates' brain through improving the blood circulation. Its mechanism might be related to ameliorate the oxidative injuries. 2.

结论：1、甘油果糖是一种有效的自由基清除剂，在人体内有良好的稳定性，可通过人体胎盘屏障对宫内窘迫胎儿有保护作用，其机制与减轻脂质过氧化损伤有关。

It was suggested that swainsonine could damage placenta and endanger directly fetuses through placental barrier.

由此证明,苦马豆素能损害胎盘并通过胎盘屏障直接作用胎儿.

Trophoblast cells, as the outermost covering of placental barrier, are bathed in maternal blood and contact with viral particle directly, might be the key location for virus invasion into placental.

滋养层细胞为屏障的最外层，直接浸浴于母血中，可能与母体的病毒颗粒直接接触而成为病毒侵入胎盘的关键部位。