阿里地区位于西藏的藏北高原,是世界上有人居住的最高地区,平均海拔高度在4500m以上,大气压为58.59KPa,氧分压为12.21Kpa,气候条件十分恶劣。为了解世居高原藏族成人的一些生理正常值,作者于1990年2～3月期间,对男、女各50名西藏阿里地区藏族“正常成人”进行了血清中免疫球 The Ali area is located in Tibet’s northern Tibet Plateau. It is the highest inhabited area in the world with an average altitude of over 4500m, an atmospheric pressure of 58.59KPa and an oxygen partial pressure of 12.21Kpa, resulting in very poor weather conditions. In order to understand some physiological normal values ​​of Tibetans in the plateau, the author conducted immunoglobulin sera in serum from February to March 1990 to 50 Tibetan and “normal adults”