有些人为什么有段时间不吃肉,会特别想吃肉?近日《科学》杂志刊登的一项研究发现,可能是大脑中一类多巴胺神经元在“捣鬼”。论文第一作者、美国约翰霍普金斯大学医学院博士后刘绮丽表示,酵母是果蝇的主要蛋白质来源,把酵母从食物中去除后,果蝇会因蛋白质缺乏而对蛋 Why do some people for some time do not eat meat, will eat meat in particular? Recently “Science” magazine published a study found that may be a type of dopamine neurons in the brain in the “mischief.” The first author of the paper, Liu Qili, a postdoctoral fellow at Johns Hopkins University School of Medicine in the United States, said that yeast is the main source of protein in fruit flies. When the yeast is removed from the food,