2·Using Southern blot of gene localization, vegetative insecticidal protein gene was determined neither on chromosome nor circle plasmids.
营养期杀虫蛋白是在苏云金芽胞杆菌营养期中发现的一种非晶体状胞外杀虫蛋白。
3·Nucleic acid hybridization test: it is an important means to detect HPV infection, including dot blot method (blot hybridization dot), tissue in situ hybridization, blot hybridization (Southern).
核酸杂交试验： 是检测HPV感染的重要的手段，包括斑点印迹法（dot blot hybridization）、组织原位杂交法、核酸印记法（Southern blot hybridization）。