> >Where are 80% of the cells going every time? Is there some physical >/ fluidic / optical explanation for why they may not be counted on >the FC? Or, is there a greater chance that they may be lost prior to >acquisition; if so, how? > >Please respond with even remotely possible explanations, especially >personal experience. > > Hi Darren, You might find that they get blown into the void volume of the peristaltic tubing when they're first put on, try switching to standby when the tube appears dry, this drops the pressure in the tube and allows the peristaltic tubing to relax and eject the cells that were forced in, they'll get diluted a little. Alternatively try removing the outer metal tube from the sample port (loosen the knurled nut a little and slide the tube off) this would allow you to rule in/out whether the drop uptake was significant. Ray Ray Hicks ________________________________________________________________________ |University of Cambridge |Tel 01223 330149 | |Department of Medicine |Fax 01223 336846 | |Level 5, Addenbrookes Hospital |e-mail <rh208@cus.cam.ac.uk> | |Hills Road Cambridge |Web http://facsmac.med.cam.ac.uk | |CB2 |ftp server ftp://131.111.80.78 | |UK | | |_________________________________|_____________________________________|
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