Re: PAP pens vs special slides

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From:Tom Kuwahara <>
Date:Tue, 27 Jul 1999 14:01:59 -0700
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Hi ray:  I had tried all those good suggestions you sent and was still
having trouble with them so it was probably a bad batch.  thanks, tom wrote:
>  I have used Biocare PAP pens both the red and regular and I have found
> them to be similiar to all the other PAP pens out their on the market.  The
> red color really helps.  With any PAP pen, if you press too hard, it will
> spread all over.  If I need to press, I press on a kimwipe or paper towel.
> I generally do not press when circling the section.   This way at least it
> is not on the slide.   Occasionally, the tip may clog.  Then if you press,
> it will ooze out all over.  Remove the tip and invert it.  The PAP pen will
> work much nicer.
> ray

Thomas J. Kuwahara
Senior Immunohistochemist
Advanced Pathology Systems 
3801 Sacramento St. suite 621 
San Francisco, CA 94118 
415 750 6800 x23067 tel 
415 750 2332 fax

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