protein DNA crosslinked complex purification

[Zhonglin Chai]

how about using formaldehyde as used in ChIP assay? directly add
formaldehyde to cultured cells at final 1%, and incubate for 10 min.

Dr Zhonglin Chai, PhD 					
Head
Cell Proliferation & Fibrosis In Diabetic Complications Laboratory
Diabetes & Metabolism Division 				
Baker Heart Research Institute 				
75 Commercial Rd, MELBOURNE		
VIC 3004, AUSTRALIA				

Tel: +61 3 8532 1231
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-----Original Message-----
From: methods-bounces from oat.bio.indiana.edu
[mailto:methods-bounces from oat.bio.indiana.edu] On Behalf Of Yuval
Ebenstein
Sent: Tuesday, 23 October 2007 3:04 AM
To: kaj.stenberg from helsinki.fi.invalid; methods from magpie.bio.indiana.edu
Subject: Re: Re: protein DNA crosslinked complex purification

If  the DNA is Short enough to see a gel shift, do a gel extraction.

kaj.stenberg from helsinki.fi.invalid wrote:
> qiang fu <nanoqfu from yahoo.com> wrote:
>   
>> Hi, Guys:
>>    
>>   I am recently doing some UV crosslink between the protein  and
DNA.(Histone protein and DNA)
>>   Due to our small amount sample about 50 ul and low percentage of
successful crosslink. Is there any method to isolate the crosslinked
sample out from the DNA with no protein crosslinked.
>>    
>>   Your suggestions will be great helpful
-------------------------------------------

Yuval Ebenstein
Department of Chemistry and Biochemistry, UCLA Young Hall-2002, 607
Charles E. Young Drive East Los Angeles, CA 90095-1569
Ph: (310) 794-6685; Fax: (310) 267-4672 

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