. . . . . . . . . . . . "a(SCHEM:Tretinoin) -| p(EGID:124641)" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "1.4" . "OVCA2 mRNA and protein are ubiquitously expressed and that they are downregulated in the lung cancer cell line Calu-6 after treatment with RA and 4HPR." . . "Selventa" . . . . "2014-07-03T14:30:02.759+02:00"^^ . . .