信息素引起了卵黄蛋白从脂肪组织分离出来并转移到血液中，通过血液被运送至头腹腺，然后转变成凝胶物，因而蜜蜂姐姐们得以用这些凝胶物喂养幼虫。

The pheromone causes vitellogenin to move from fat tissue into the blood, where it is transported to the head glands and converted into a jelly that older sisters feed to the larvae.

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作者观察了采用化学消化、机械分离和离心提纯法制备的胰腺腺泡的机能。

The functional character of dispersed pancreatic acini prepared by the method including chemical digestion, mechanical isolation and centrifugal purification was studied.

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结果分离的人胎儿皮脂腺腺体和外泌汗腺腺管可以在体外贴壁生长繁殖；

Results The isolated sebocytes and eccrine sweat gland cells from human fetal skin could grow by adhering to the wall and proliferate in vitro.

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