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免疫细胞还参与血糖调控?!Science揭示免疫细胞ILC2在禁食与运动时 ...
研究人员原本认为这一切都在肝脏中受到调节,因为胰高血糖素在肝脏中发挥作用。但是,他们的数据却指向了一个更复杂的过程。通过先进的细胞标记技术,他们发现肠道中的ILC2细胞在禁食后会转移到胰腺。这种迁移并不是随机的,而是由神经系统精心策划的。禁食期间,肠道中与大脑相连的神经元释放化学信号,告诉ILC2在几个小时内离开肠道前往胰腺的新“邮政编码”。一旦到达那里,这些免疫细胞就会释放细胞因子——微小的化学 ...
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