. . . . . . . . . . . . . . . "tscript(p(PFH:\"E2F Family\")) -> r(HGNC:CDKN2A)" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "1.4" . "a feedback loop exists through which ARF levels are negatively regulated by p53. Significantly, ARF expression is positively regulated by members of the E2F family of transcription factors" . . "Selventa" . . . . "2014-07-03T14:29:50.462+02:00"^^ . . .