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zhaojian9891

木虫 (小有名气)

[求助] RNA Pull-Down实验中tRNA的功能? 已有1人参与

1. Streptavidin agarose beads ( see Notes 4 and 5 ).
2. Buffer A (150 mM KCl, 25 mM Tris pH 7.4, 5 mM EDTA,
0.5 mM DTT, 0.5 % NP40, 9 μg/ml leupeptin, 9 μg/ml pepstatin,
10 μg/ml chymostatin, 3 μg/ml aprotinin, 1 mM
PMSF, 100 U/ml RNase inhibitor).
3. Buffer A supplemented with tRNA (0.1 μg/μl).
4. Rotary shaker.
5. Refrigerated microcentrifuge.
6. 2-ml microcentrifuge tubes

请教为何要加入tRNA?
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橘色翡冷翠

新虫 (正式写手)

3楼2017-07-26 21:26:26
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kaobo2012

木虫 (正式写手)

【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
zhaojian9891: 金币+8, ★★★很有帮助 2016-10-27 23:24:34
保护目的RNA,如果有RNA栈酶污染,可以降解tRNA。增加目的RNA的寿命。
2楼2016-10-27 20:37:27
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