由于某种原因,鼻咽癌被认为是一种具有特殊研究意义的冲瘤。人们发现居住在东南亚的中国人群中,阿拉斯加土著居民(爱斯基摩人,印弟安人,阿留申人)以及加拿大的爱斯基摩人中鼻咽癌的发病高,而在白种人和其他人种中鼻咽癌的发病率棺对地低得多。另外,还发现患有这些肿瘤的新加坡中国人群比起正常的中国人群来,他们的HLA A_2,次级位 For some reason, nasopharyngeal carcinoma is considered to be a tumor with special research significance. Among the Chinese population living in Southeast Asia, indigenous Alaskan (Eskimos, Indians, Aleutians) and Eskimos in Canada have found that the incidence of nasopharyngeal cancer is high, and that of Caucasians and other ethnic minorities The incidence of pharynx cancer is much lower. In addition, it was also found that the Singapore Chinese population with these tumors came from a normal Chinese population, their HLA A_2, secondary