Abstract ABSTRACT:Objective To investigate the development of nitric oxide synthase (NOS)-positive neurons in the frontal lobe of the cerebrum of human fetus in midanaphase.

• 摘要 摘要：目的 探讨人胎发育中后期大脑额叶内一氧化氮合酶(NOS)阳性神经元的生长发育规律。