. . . . . . . . . . . . "a(SCHEM:Tretinoin) -| r(EGID:56292)" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "20131211" . "treatment of these cells with retinoic acid initiates exit from the cell cycle, neuronal differentiation, and down-regulation of mNAT1 and mARD1 as the NMOA receptor 1 gene is induced." . . "Selventa" . . . . "2014-07-03T14:32:05.372+02:00"^^ . . .