These results indicate that gaba plays an important role in communication in the brain . the present results and the existence of gaba in the nonsong bird indicate that it plays an important role in the brain of birds as an inhibitionary neurotransmitter 在非鸣禽脑内gaba免疫反应的广泛性与其在某些功能核团的存在,表明gaba这种抑制性递质在鸟类脑内信息传递中起重要作用。