In the study , published this week in the early on - line edition of the journal proceedings of the national academy of sciences , the biologists showed that , contrary to the prevailing viewpoint , neurotransmitters ? the chemical language of nerve cells ? and receptors ? the proteins that receive and respond to neurotransmitters ? are not specified by a rigid genetic program 在这篇已经在《美国国家科学院院刊》 （早期在线版本）出版的研究中，生物学家们提出与流行观点相反的观点，通过严格的遗传，作为神经细胞化学语言的神经递质和能够接受神经递质并做出反应的受体（一种蛋白质）并不是特异性的。
