GEMM源同种移植瘤


GEMM源同种移植瘤模型是将基因修饰小鼠自发形成的肿瘤接种相同背景免疫健全小鼠而得到的肿瘤模型由于受体小鼠拥有完整的鼠源免疫系统,具有完全的免疫活性,且该免疫系统与同种移植肿瘤组织相容,能最大化模拟肿瘤微环境的真实生活情况因此,GEMM源同种移植瘤是一种高效的临床药效评价模型。

我们以Kras-LSL-G12D货号:NM-YD05)、H11-CAG-LSL-Myc货号:NM-YD06这2种瘤块为例,展示其成瘤情况。

示例1Kras-LSL-G12D/+小鼠(Cre病毒诱发)肺癌瘤块的同种移植


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1.  荷瘤小鼠体内肺癌瘤块体积随时间增长的变化

Kras-LSL-G12D/+小鼠肺癌瘤块可在受体小鼠体内快速增殖


示例2H11-LSL-Myc/Rosa26-LSL-Luc-EGFP/Alb-Cre三阳性小鼠自发肝癌瘤块的同种移植

image.png 

2. 活体成像检测荷瘤小鼠Luciferase的表达情况。野生型B6小鼠接种了三阳性小鼠自发肝癌瘤块荧光强度随着肿瘤增大而逐渐增强


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