. . . . . . . . . . . . "a(CHEBI:\"vitamin A\") -| r(RGD:Crem)" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "20131211" . "In this study, we found that administration of all-trans retinoic acid (ATRA) or retinol to VAD rats down-regulates the testicular mRNA levels of the cAMP responsive element modulator (CREM), an essential transcription factor for spermatogenesis." . . "Selventa" . . . . "2014-07-03T14:32:40.355+02:00"^^ . . .