1·Aim: To study the role of NO in the midbrain periaqueductal gray (PAG) in the development of stress induced hypertension (SIH).
目的：探讨大鼠中脑导水管周围灰质(PAG)内NO在应激性高血压(SIH)发病中的作用。
2·To study the role of the midbrain periaqueductal gray (PAG) potentially on the transmission of nociceptive information related to vascular headaches such as migraine;
研究PAG在血管源性头痛如偏头痛涉及的伤害觉信息的传递中的作用；
3·In other cases, people may not be able to keep their periaqueductal gray and other midbrain regions under control.
在其他一些情形中，人们也许不能有效控制他们的中脑导水管周围灰质和其他的中脑部区域。