On 28/05/2008, AK <akhan357 from sbcglobal.net> wrote:
>> Dear experts, I am doing a co-immunoprecipitation experiment. I pull down
> protein X with a mAb and detect co IP of protein Y with pAb. protein Y is
> heat sensitive and if I heat (~70C) the sample to elute immune complex, I
> can not detect protein Y. without heating, protein-G beads do not let the
> IgG chains loose, at least. Are there other ways to elute immune complex
> without heating? of course low pH is one obvious strategy that I have not
> tried yet. thank you in advance.
could you perhaps use high salt say ~500mM for elution? You would only need
to break the mAb-proeinY binding.....?
best
Pow
AK
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