livetin

Then their synthese speed slows down.But the synthese of RNA and DNA inthe follicular cell is continuous during vitellogenesis, which may relate toformation of livetin.

而泡上皮在卵卵黄形成期，它RNA和DNA合成均较快，因此认为泡上皮合成分泌了一些物质参与卵黄形成。