tokens: The regulation of HIV by retinoic acid correlates with cellular expression of the retinoic acid receptors .
folded_tokens: the regulation of hiv by retinoic acid correlates with cellular expression of the retinoic acid receptors .
labels: O O O B-virus O B-other_organic_compound I-other_organic_compound O O O O O O B-other_organic_compound I-other_organic_compound O O