Re: CLL PHENOTYPE

From: Elisabeth Paietta (epaietta@chcn.org)
Date: Fri Jul 16 1999 - 09:30:54 EST


Of course you can use kappa/lambda on whole blood - just need to wash the blood
in PBS.  It's that simple.  AND, you must use kappa/lambda in combination with
CD19.
We all had to learn at some point.
EP


Van Bockstaele, Dirk wrote:

> Hi Sebastian,
> Never use anti-kappa, lambda reagents on whole blood!!!  The ab binds to the
> serum Ig that is abundantly present, so there's nothing left over to bind on
> the B-cells surface Ig.  Not long in the business I guess?
> Best Regards,
> Dirk
>
> Prof. Dirk Van Bockstaele, PhD
> Laboratory of Hematology
> Antwerp University Hospital
> Wilrijkstraat 10
> B-2650 Edegem
> Belgium
> tel. 32 3 821 3900, fax 32 3 825 1148,
> e-mail dirk.van.bockstaele@uza.uia.ac.be
>
> > ----------
> > Van:  Sebastian, J, Gelderbloem, Mr[SMTP:sjg@samiot.uct.ac.za]
> > Verzonden:    woensdag 14 juli 1999 19:09
> > Aan:  Cytometry Mailing List
> > Onderwerp:    Re: CLL PHENOTYPE
> >
> >
> > Dear Flowers
> >
> > I have a slight problem and I am not sure what the solution is.
> >
> > We use polyclonal Kappa and Lambda from BD for our chronic
> > leukaemia panel. We have been setting the samples up using whole
> > blood and for some or other reason the Light Chains are coming up
> > negative everytime. We only bitmap lymphoid cells.
> >
> > Is there anyone with some advice.
> >
> > Thanks
> > Sebastian
> >



This archive was generated by hypermail 2b29 : Wed Apr 03 2002 - 11:53:44 EST