题目内容
以下哪一个受体交联后产生抑制信号
2021-09-22
A.TCR
B.FcμR
C.FcγRⅡb
D.CD28
E.CD40
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SQL Error: select id,body,options from ***_enewstiku where sourceid='23976' and id < 2077365 and id<>'2077365' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='23976' and id > 2077365 and id<>'2077365' order by id asc limit 5