Shinji Saito,Tadaki Suzuki,Hideki Hasegawa,Akira Ainai,Kiyoko Goto,Tomonori Ueno,Yuki Taga
申请号：
US15326569
公开号：
US20170340732A1
申请日:
2015.07.21
申请国别(地区):
US
年份:
2017
代理人:
摘要：
Provided are: a polymeric IgA-type recombinant antibody a medicine containing this polymeric IgA-type recombinant antibody as an active ingredient a method for producing this polymeric IgA type antibody, the method including the step of coexpressing an IgA-type antibody heavy-chain protein, an antibody light-chain protein, an antibody J-chain protein, and a secretory component protein within a single cell and a method for improving the antigen-binding activity or neutralizing activity of this antibody, the method including the step of making an antibody into a polymeric IgA-type.
