. . . . . . . . . . . "p(HGNC:TNF) -> a(CHEBI:\"reactive oxygen species\")" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "1.4" . "TNF-alpha induces oxidative stress by generating reactive oxygen species (ROS). This molecule elevates the expression of gamma-glutamylcysteine synthetase heavy subunit (gamma-GCS-HS)." . . "Selventa" . . . . "2014-07-03T14:30:40.944+02:00"^^ . . .