RE: IHC with IgM (thanks!)
|From:||Marcia Bentz <firstname.lastname@example.org>|
Thanks to all who responded to my question. I will call around and see if I
can find an anti-rat IgM secondary that is mouse adsorbed. Let you know how
it works out.
10:56 AM 10/19/2000 -0400, Connolly, Brett M wrote:
>If it were me, I would go with the rat anti-human CD77 followed by a
>biotinylated anti-rat IgM that was preferably adsorbed against mouse tissue.
>Many companies offer anti-rat IgM (ie. Jackson ImmunoResearch, Biogenex,KPL,
>maybe Innogenex---Abizar are you there?). Call around and see if any are
>mouse adsorbed. I use an anti-rat IgG from Biogenex that is mouse adsorbed,
>maybe they have an IgM.
>I don't think that rat IgG will bind the rat IgM, it depends on how purely
>it is prepared. However sometimes these secondaries are actually a mixture
>of IgA, IgM, and IgG).
>I would also call tech services of the CD77 supplier and ask them if they
>have any data on crossreactivity with the antibody.
>Lastly, when you decide to enroll in another immunology class, sign your
>boss up too.
>Brett M. Connolly, Ph.D.
>Merck Research Laboratories
>Department of Pharmacology
>PO Box 4
>West Point, PA 19486
>> From: Marcia Bentz[SMTP:email@example.com]
>> Sent: Thursday, October 19, 2000 6:48 AM
>> To: firstname.lastname@example.org
>> Subject: IHC with IgM
>> Hello all,
>> Ended up dropping my immunology class several years ago due to a serious
>> illness and need the answer to a question. By boss is looking for an
>> antibody CD77 (if wishes could come true, anti-mouse). Two problems arise,
>> this is a IgM and I've only worked with IgG. I also only seem to be able
>> find mouse or rat anti-human CD77(I am staining mouse kidney). Since I use
>> the Vector Elite kits will the rat IgG work with an IgM primary?. My boss
>> insists it will, but well... he doesn't always know what he's talking
>> and has difficulty understanding IHC techniques sometimes.He also insists
>> there will be no cross reactions with mouse or rat proteins. Can anyone
>> answer this question for me?
>> Marcia Bentz
>> Lab Specialist Sr
>> University of Virginia
Lab Specialist Sr
University of Virginia
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