Re: unstable FACScan readings

From: Mark A. KuKuruga (kukuru@umich.edu)
Date: Fri Oct 06 2000 - 15:49:07 EST


Frank,
AO noise is usually the opposite . . . signal increases over time.  Also,
brief bleach treatment will clear that quickly.
Snezna,
I noticed later in your message that you do NOT see the effect in light
scatter . . . so, this leads me to think electronics.
MAK.

FACS_COPY@wehi.edu.au wrote:

> Snezna,
>
> You haven't had someone running acridine orange have you?  Sounds like
> the fluorescence builds in the line and is flushed out by the sample.
>
> Frank.
>
> Frank Battye         \    /       < The Cytometry Laboratory
> Dora Kaminaris        \__/   <<<<<  The Walter & Eliza Hall Institute
> Viki Lapatis     ------!!<<<<<<<<   Victoria  3050,   AUSTRALIA
> Jennie Chan           /!!\   <<<<<  ph: 61_3_9345 2540 fax: 61_3_9347 0852
> Catherine Tarlinton  o !! \       < in::   "facs_copy@wehi.edu.au"
> Geza Paukovics

--
Mark A. KuKuruga, Managing Director
University of Michigan Core Flow Cytometry
<http://www.cancer.med.umich.edu/flow_cytometry>
phone: 734-647-3216  fax: 734-936-7376
kukuru@umich.edu



This archive was generated by hypermail 2b29 : Sat Mar 10 2001 - 19:31:39 EST