passages.id: split_5_test_3414_passage
passages.type: progene_text
passages.text: The simultaneous addition of A. actinomycetemcomitans and anti - CXCR-1 antibody also abrogated the repression of GJIC and CX43 expression by A. actinomycetemcomitans in HGEC , although the anti - CXCR-1 antibody was less effective than IM .