Cite as

Liu Huifen, Zhou Wenhua, Xie Xiaohu, Cao Junli, Gu Jun, Yang Guodong. Muscarinic receptors modulate the mRNA expression of NMDA receptors in brainstem and the release of glutamate in periaqueductal grey during morphine withdrawal in rats. Acta Physiol Sin 2004; 56 (1): (in Chinese with English abstract).