实验目的
研磨破碎肿瘤组织细胞(如胰腺、肺、肝等器官的肿瘤组织),后续提取其RNA。
实验原理
通过研磨珠撞击肿瘤组织细胞,使其细胞膜破裂,其内的RNA暴露。
实验材料和器具
样品:肿瘤组织细胞
仪器:高通量组织研磨仪(上海净信,Tissuelyser-48)
耗材:离心管,研磨珠(上海净信)
实验步骤
1.取组织块解冻,用生理盐水洗去血污,剪取少许组织,剪小放入离心管中;
2.加入研磨珠,加入TES混匀,再加入SDS,蛋白酶K,充分混匀;
3.离心管放入研磨机中,按要求设置好参数,程序结束即可得到破碎原液;
4.完成后续RNA提取步骤。
实验结果
图1 胰腺肿瘤组织RNA提取
Previous:高通量组织研磨仪对包涵体(大肠杆菌)蛋白质提取的研磨方法
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