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.

而滤泡上皮细胞在卵母细胞卵黄，它RNA和DNA均较快，因此认为滤泡上皮细胞分泌了一些物质参与卵黄蛋白。