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保幼激素与BMP信号通路协同调控昆虫脂肪体细胞命运转换的 ... - 生物通
为解决昆虫脂肪体在生殖周期中如何从增殖状态转向卵黄蛋白合成状态的调控机制问题,研究人员以飞蝗为模型,揭示了BMP信号通路通过激活CycB和Plk1基因促进脂肪体细胞增殖,而高浓度保幼激素(JH)通过Fzr介导的Medea泛素化降解抑制BMP信号,从而协调脂肪体细胞命运转换的关键机制。
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