PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16272288-6 2005 We also demonstrate that chronic morphine treatment increases anti-CD3/CD28 Ab-induced IL-4 promoter activity and IL-4 immunoprotein expression through a p38 MAPK-dependent, but protein kinase A- and Erk1/Erk2-independent, mechanism. Morphine 33-41 mitogen-activated protein kinase 3 Homo sapiens 200-204