Expression levels of the JAK/STAT pathway in the transition from hormone-sensitive to hormone-refractory prostate cancer

作者: L Tam , L M McGlynn , P Traynor , R Mukherjee , J M S Bartlett

DOI: 10.1038/SJ.BJC.6603871

关键词:

摘要: The main cause of prostate cancer-related mortality is the development hormone-refractory disease. Circulating serum levels IL-6 are raised in cancer patients and evidence from cell line studies suggests that IL-6R/JAK/STAT3 pathway may be involved this In current study we investigate if expression these family members implicated cancer. Immunohistochemistry using IL-6R, JAK1, STAT3, pSTAT3Tyr705 pSTAT3Ser727 antibodies was performed on 50 matched hormone-sensitive tumours pairs. An increase cytoplasmic receptor, with associated reduced time to relapse (P=0.0074) while an patient survival (P=0.0003). addition, those high their had significantly shorter death biochemical overall comparison low (P=0.002 P=0.0027, respectively). Activation via phosphorylation survival, suggesting activation

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