PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12640124-0 2003 Caveolin-induced activation of the phosphatidylinositol 3-kinase/Akt pathway increases arsenite cytotoxicity. arsenite 87-95 AKT serine/threonine kinase 1 Homo sapiens 65-68 12640124-6 2003 In contrast to its extensively documented antiapoptotic influence, the elevated activity of Akt appears to be important in sensitizing caveolin-expressing cells to arsenite-induced toxicity, as both pretreatment of cells with the PI3K inhibitor wortmannin and overexpression of a dominant-negative Akt mutant markedly improved the survival of arsenite-treated cells. arsenite 164-172 AKT serine/threonine kinase 1 Homo sapiens 92-95 12640124-6 2003 In contrast to its extensively documented antiapoptotic influence, the elevated activity of Akt appears to be important in sensitizing caveolin-expressing cells to arsenite-induced toxicity, as both pretreatment of cells with the PI3K inhibitor wortmannin and overexpression of a dominant-negative Akt mutant markedly improved the survival of arsenite-treated cells. arsenite 343-351 AKT serine/threonine kinase 1 Homo sapiens 92-95 12640124-8 2003 In summary, our results indicate that caveolin-induced upregulation of the PI3K/Akt signaling pathway, which appears to be a death signal in the presence of arsenite and H(2)O(2), sensitizes cells to environmental stress. arsenite 157-165 AKT serine/threonine kinase 1 Homo sapiens 80-83