Social discrimination is regulated by a variety of sensory inputs. In this issue of Neuron, Dulcis et al. (2017) show that chemosensory-mediated kin preference in Xenopus is determined by changes in neurotransmitter composition, which are regulated by specific microRNAs.

中文翻译：

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闻起来很熟悉：信息素诱导的神经递质转换介导了社会歧视。

社会歧视受各种感官投入的调节。在本期《神经元》中，Dulcis等人。（2017）显示爪蟾的化学感觉介导的亲缘关系是由神经递质组成的变化决定的，而神经递质的组成受特定microRNA的调节。