Hi,
    You dont really need tonsil for a FXIII. Skin has the internal controls
for this
antibody as does colon. Give it a try, endothelial cells are common to many
tissue
types. You may want to save your tonsil for lymphoma typing.
Amos Brooks

Latitia_E_Floyd@sbphrd.com wrote:

> Hello Histonet:
>
> I am in search of a human tosil paraffin block that has been fixed in 10%
> Formalin for no more than 18-24 hrs.  I need this to use as a control for
>Factor
> VIII Related Ag.  If anyone can direct me to a reliable source for abstaining
> such a specimen I would be grateful.
>
> Thanks,
> Latitia E. Floyd
> SmithKline Beecham
> (610) 270-7340