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PURPOSE Possible significance of sex hormone estrogen as an antitumor therapeutic arm toward esophageal squamous cell carcinoma (ESCC) cells has been suggested. The aim of the current study was to(More)
PURPOSE This study was designed to substantiate the prognostic impact of occult micrometastatic tumor cells in the lymph nodes (LNs) and bone marrow (BM) in stage I non-small-cell lung cancer (NSCLC)(More)
Both cytotoxic T lymphocytes (CTL) and natural killer (NK) cells may play major roles in the host defense against cancer. However, their relationship against the same tumor remains to be elucidated.(More)