Experiments have been conducted to identify second messengers involved in this PGE2 -dependent up-regulating effect on the regulatory element of HIV-1 .
experiments have been conducted to identify second messengers involved in this pge2 -dependent up-regulating effect on the regulatory element of hiv-1 .
O O O O O O B-protein_family_or_group I-protein_family_or_group O O O B-other_organic_compound O O O O O O O O B-virus O