. . . . . . . . . . . . . "a(SCHEM:Activin) -> tscript(p(RGD:Smad2))" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "1.4" . "Activin signals through a pathway that involves the activation of the transcriptional coregulators Smad2 and Smad3" . . "Selventa" . . . . "2014-07-03T14:30:33.398+02:00"^^ . . .