寄生地
Eriosoma lanigerum(Woolly apple aphid) is a kind of harmful pest to agricultural plant quarantined.It lives in the apple tree autoeciously and does harm collectively. 苹果绵蚜是一种农业植物检疫性有害生物,寄主作物主要是苹果树。
It is human papillomavirus (HPV), a kind of virus, that leads to CA.This kind of virus live autoeciously in the nucleolus of basal cells, while a few of them in the outside of the cells. 尖锐湿疣的病因是人类乳头瘤病毒(HPV),它感染人体后寄居于基底细胞等角质形成细胞的核内,部分位于核外,而位于核内的HPV可长期潜伏存在,是CA复发的根源所在。