[求救] Co-IP
嗨 大家好!!
小妹我的coIP實驗結果很奇怪,
染出來的band蠻雜的,而且都很亮,但偏偏就沒有我要看的目標kDa ...
所以想請教大家,不知道是不是實驗方法還是哪邊出了問題
我做的實驗步驟是:
將萃取好的protein定量後加入A抗體及PBS室溫搖晃反應overnight
再加入protein A/G 搖約120分鐘(室溫
離心後,用PBS清洗三次,去上清液後留下沉澱物
再加入dye,95度下反應後把上清液拿來跑western再染抗體B
請問這樣子的實驗步驟是正確的嗎?
染完膜後kDa 是要看B的對不對?
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