An conversation in between histaminergic and opioidergic units within the CNS was proposed almost 30 decades in the past, via an observation that morphine administration resulted in the release of histamine and its enhanced turnover while in the periaqueductal gray (Nishibori, Oishi, Itoh, & Saeki, 1985), suggesting that analgesia https://gailx738lct4.blogars.com/profile