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Southern Blotting
Southern 杂交鉴定
1)取10ul待测DNA,于一定浓度的琼脂糖凝胶上进行电泳。(20mL,1.0%凝胶,) 2) 凝胶用溴化乙锭染色,切掉凝胶四周多余部分,并在凝胶的一角作一记号, 拍照 记录电泳结果(拍照时, 凝胶旁放一尺子)。 3) 杂交用胶的制备 (做以下步骤两组合一) A.将凝胶浸没入30mL 0.25mol/...
作者:发表于:2006-08-19 12:40:41 点击:158 评论:0 查阅全文...
Southern 杂交一般操作
一 基因组酶切和电泳 在200 l 微量离心管中加入: 25 l DNA样品(约10g), 3l 限制性内切酶(MBI,10 U/ l) 5 l 相应的10buffer, 补水到50l。 然后加一滴矿物油覆盖, 稍微离心后放于37℃水浴8-12小时。酶切完后,取5l 酶切DNA样品于0.8%的琼脂糖凝胶上检测酶是否充分...
作者:发表于:2006-08-19 12:39:46 点击:186 评论:0 查阅全文...
Southern blotting
Southern blotting was named after Edward M. Southern who developed this procedure at Edinburgh University in the 1975. It allows investigators to determine the molecular weight of a restriction fragment, to measure relative amounts in different samp...
作者:发表于:2006-08-19 12:38:51 点击:83 评论:0 查阅全文...
Tail Chop Southern Protocol
Tail Chop Southern Protocol About 1/2 to 1 cm of tail should be cut from properly marked mice (using toe or ear clipping, etc), about the age of 2-3 weeks. Place these tails into marked 1.5 ml Eppindorf tubes for processing; they may be maintained a...
作者:发表于:2006-08-19 12:38:00 点击:36 评论:0 查阅全文...