. . . . . . . . . . . "a(SCHEM:Estrogens) -> r(HGNC:PGR)" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "1.4" . "Moreover, progestins are known to decrease the steady state levels of ER- mRNA and protein, whereas estrogens increase PR expression (17 , 18) ." . . "Selventa" . . . . "2014-07-03T14:29:48.369+02:00"^^ . . .