tokens: First , anti- CD45 antibodies did not affect basal but decreased activated levels of expression from the HIV-1 LTR .
folded_tokens: first , anti- cd45 antibodies did not affect basal but decreased activated levels of expression from the hiv-1 ltr .
labels: O O B-protein_family_or_group B-protein_molecule O O O O O O O O O O O O O B-virus O O