. . . . . . . . . . . "a(SCHEM:Calcium) -| r(HGNC:PTH)" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "1.4" . "An increase in extracellular calcium enhances the level of acetylated APE1 which acts as a repressor for the PTH promoter" . . "Selventa" . . . . "2014-07-03T14:30:18.534+02:00"^^ . . .