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To assess the role of lymph nodes micrometastases in laryngeal squamous cell carcinoma and correlate the results with survival.We performed immunohistochemical analyses of lymph nodes after the resection of 126 patients for detection of micrometastasis. The lymph nodes were examined with hematoxylin and eosin (HE)–stained and cytokeratin (CK) antibodies AE1/AE3 stained. Recurrences and metastases...
Purpose: The goal of this study is to investigate the inhibitory effects and mechanism of elemene on the growth of laryngeal cancer cells in vitro and in vivo. Methods: Laryngeal cancer cells (HEp-2 cells) were grown in elemene, cisplatin, or a combination of the drugs. The cytotoxic, or apoptotic, effects of elemene on the cells were evaluated by a 3-[4,5-dimethylthiazol-2yl]-2,5-diphenyltetrazolium...
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