passages.id: split_5_test_3093_passage
passages.type: progene_text
passages.text: Finally , the combined use of GL183 and ECM41 mAbs in redirected killing assays allowed us to investigate the functional outcome of the simultaneous engagement of KIR2DL3 and KIR2DS2 in NK cell clones co - expressing KIRs that display opposite ( inhibitory vs activating ) function .