[1]冯国栋,余 辉,冯建防,等.经胃左动脉注入VX2瘤粒建立兔胃癌模型 [J].介入放射学杂志,2018,27(06):544-548.
 FENG Guodong,YU Hui,FENG Jianfang,et al.The establishment of rabbit model of gastric cancer by injecting VX2 tumor particles through left gastric artery[J].journal interventional radiology,2018,27(06):544-548.
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经胃左动脉注入VX2瘤粒建立兔胃癌模型



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《介入放射学杂志》[ISSN:1008-794X/CN:31-1796/R]

卷:
27
期数:
2018年06期
页码:
544-548
栏目:
实验研究
出版日期:
2018-06-25

文章信息/Info

Title:
The establishment of rabbit model of gastric cancer by injecting VX2 tumor particles through left gastric artery
作者:
冯国栋 余 辉 冯建防 周 斌 席 玮 武 贝 张静渊 陈环球严 枫 陈 骏
Author(s):
FENG Guodong YU Hui FENG Jianfang ZHOU Bin XI Wei WU Bei ZHANG Jingyuan CHEN Huanqiu YAN Feng CHEN Jun.
Department of Interventional Radiology, Jiangsu Provincial Cancer Hospital, Affiliated Cancer Hospital of Nanjing Medical University, Nanjing, Jiangsu Province 210009, China
关键词:
【关键词】 胃癌 胃左动脉 放射学介入性 兔模型
文献标志码:
A
摘要:
【摘要】 目的 探讨经胃左动脉注入VX2瘤粒建立兔胃癌模型的可行性。方法 DSA导引下经股动脉将0.5 mm×0.5 mm VX2瘤粒注入18只新西兰大白兔胃左动脉。术后2、4 d分别随机处死3只实验兔,获取胃大体标本并作病理学分析;术后7 d剩余实验兔作胃左动脉DSA和食管胃消化道气钡双重造影,观察肿瘤生长情况,并即刻处死3只兔作病理学分析;余9只实验兔待其自然死亡,记录生存时间。结果 实验兔胃癌建模成功率为100%(18/18)。术后2、4 d,大体标本可见胃底近大弯侧局部黏膜水肿、溃疡形成,镜下见局部黏膜缺失呈溃疡改变,黏膜下水肿明显,局部动脉血管内可见癌栓。术后7 d剩余实验兔全部存活,胃左动脉DSA见胃底贲门处富血供病灶,染色明显;气钡双重造影见胃底贲门处黏膜紊乱,病灶区域见压迹及双边征;大体标本见胃底部病灶呈火山口样溃疡,周边黏膜明显充血、紊乱;镜下见肿瘤细胞聚集于肌层并向黏膜及浆膜层侵犯。剩余实验兔术后中位生存时间12 d,大体标本见胃病灶穿孔,周边黏膜紊乱伴明显充血水肿;镜下见肿瘤侵犯胃壁全层。结论 DSA引导下经胃左动脉输注VX2瘤粒可成功建立兔胃癌模型,可用于介入动脉化疗栓塞、影像诊断及外科手术等相关实验研究。

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备注/Memo

备注/Memo:
(收稿日期:2017-06-11)
(本文编辑:边 佶)
更新日期/Last Update: 2018-06-09