. . . . . . . . . . . . "[Programmed cell death 1 (PDCD-1, also named PD-1, CD279, and SLEB2), a negative T cell regulator to maintain peripheral tolerance, induces negative signals to T cells during interaction with its ligands and is therefore a candidate gene in the development of autoimmune diseases such as rheumatoid arthritis (RA).]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2014-02-25"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2014-10-02T12:34:28+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .