^pInstitute;
of;
Arthritis;
and;
Musculoskeletal;
and;
Skin;
Diseases,;
Intramural;
Research;
Program,;
National;
Institutes;
of;
Health,;
Bethesda,;
MD;
20892,;
USA;
^pof;
Rheumatology,;
Peking;
Union;
Medical;
College;
Hospital,;
Chinese;
Academy;
of;
Medical;
Sciences;
&;
Peking;
Union;
Medical;
College,;
Beijing;
100730,;
China;
B淋巴细胞; 活化; 荧光共振能量转移; shRNA; 肿瘤坏死因子受体; 酶联免疫吸附试验; CD40; 比赛;