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1·The invention provides a CD86 humanized monoclonal antibody, an associated gene order and an expression system thereof.

本发明提供一种CD86人源化单克隆抗体，其相关基因序列和表达系统。

2·But it is difficult to make humanized monoclonal antibody with hybridoma technique. Antibody library technique coming forth in the early 90s provides the new method to get the antibody.

采用杂交瘤技术制备人源性单克隆抗体存在许多困难，90年代初期出现了抗体库技术，为抗体的制备提供了新的途径。