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目的探讨miR-182-5p调控脆性组氨酸三联体(fragile histidine triad,FHIT)对喉鳞癌细胞的增殖、凋亡、迁移、侵袭的影响及其作用机制。方法选取喉鳞癌组织和癌旁正常组织标本各39例,将anti-miR-NC、anti-miR-182-5p、miR-NC、miR-182-5p载体质粒分别转染至FD-LSC-1喉鳞癌细胞中,分别记为anti-miR-NC组、anti-miR-182-5p组、miR-NC组、miR-182-5p组;将anti-miR-182-5p质粒分别与si-NC