. . . . . . . . . . . . "a(SCHEM:\"Tetradecanoylphorbol acetate\") -| r(HGNC:PTGER4)" . "Approximately 61,000 statements." . "Copyright (c) 2011-2012, Selventa. All rights reserved." . "BEL Framework Large Corpus Document" . . "20131211" . "OMIM: Mori et al. (1996) examined the expression of the human EP4 receptor in cells of the immune system. They found that the level of EP4 receptor in T-cell lines was downregulated by phorbol 12-myristate 13-acetate (PMA), an activator of protein kinase C Gene expression was upregulated in THP-1, U937, and Raji cells by PMA, and was downregulated in MOLT-4 and Jurkat cells." . . "Selventa" . . . . "2014-07-03T14:33:54.000+02:00"^^ . . .