Objective: To investigate the changes of glutamate (Glu) and gamma-amino butyric acid (GABA) contents in rat brain induced by chronic ethanol treatment and study the protective effects of piracetam.
The small orange-colored " fruit" is, in fact, ginkgo seeds, which have several layers. The fresh outer layer has butyric acid, the main source of the smell.
And any given odorant, like this pizza, is made up of hundreds of different chemicals that you can smell, like the thymol of the oregano, the butyric acid of the cheese, and the acetylpyrazine of the crust.
，
有机酸也与口臭有关，如丁酸和丙酸，以及吲哚、甲基吲哚和尸
等化合物。
鼠小
、
马氨基丁
化学物质。
发酵
程开始。
