at73.14 a subclone of a resulting hybridoma , expresses b cell surface antigens on the cell membrane , namely iad , igm , b220 , and receptors for c3 fragment of complement ( c3r ) , the fc portion of igg ( fc gamma r ) , and interleukin 2 ( il-2r ) .
C0597357
c3 fragment
C0123263
fc