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结直肠癌中肿瘤干细胞和肿瘤血管新生的研究进展 被引量:1

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摘要 结直肠癌是胃肠道中常见的恶性肿瘤,目前临床治疗方案是以手术切除为主,但效果不甚理想。其癌变为人正常细胞经过一系列细胞及表观遗传改变,逐步转变为恶性增殖细胞的多阶段进程[1]。最新研究发现,结直肠癌具有2个显著的病理特点:肿瘤干细胞的无限增殖及血管新生,而两者的形成都与肿瘤微环境有关[2]。肿瘤微环境由血管周围的肿瘤相关成纤维细胞(cancer associated fibroblasts,CAF)、巨噬细胞、淋巴细胞、周细胞、炎症细胞、正常上皮细胞及间质干细胞(mesenchymalstemcell,MSCs)等形成。
出处 《广东医学》 CAS 北大核心 2015年第19期3080-3083,共4页 Guangdong Medical Journal
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