. . . . . . . . . . . "bp(GO:\"response to hypoxia\") -> r(RGD:Th)" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "1.4" . "Tyrosine hydroxylase (TH), the rate-limiting enzyme in catecholamine biosynthesis, is induced by hypoxia in oxygen-sensitive cells of the carotid body and pheochromocytoma-derived PC12 cells. TH is also regulated by the von Hippel-Lindau tumor suppressor protein (pVHL)." . . "Selventa" . . . . "2014-07-03T14:30:11.531+02:00"^^ . . .