Re: Quantifying fluorescence help

Posted by Patrick Van Oostveldt on
URL: http://confocal-microscopy-list.275.s1.nabble.com/Quantifying-fluorescence-help-tp593618p593625.html

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Hey,

Probably this problem can be tackled with flow cytometry, where  
conditions of measurements can e better controlled.

Patrick Van Oostveldt

Quoting Maria Mazzillo <[hidden email]>:

> Search the CONFOCAL archive at
> http://listserv.acsu.buffalo.edu/cgi-bin/wa?S1=confocal
>
> I am a PhD student at Auburn University just getting started into my  
>  thesis work.  I am
> looking for a reliable method for quantifying fluorescence.
>
> My project deals with marine dinoflagellates (zooxanthellae) that  
> reside intracellularly in
> hosts (usually cnidarians).  I am working with cultures or isolates  
> of only the dinoflagellates
> for my confocal work.  I have an antibody that was created against  
> the surface secretions
> of mucilage (secreted as part of a daily cycle by the alga) from one  
>  strain of zooxanthellae.
> I am attempting to use this antibody to label various strains to  
> identify differences in
> mucilage between them.  Thus far, I have seen that the strain the  
> antibody was created
> against labels around the cell fairly brightly.  Most samples either  
>  show this or a complete
> lack of labeling.  However, a few samples show a faint fluorescence  
> lifted off the cell
> surface.  I would like to be able to quantify this fluorescence in  
> comparison to either the
> control strain that the antibody was created against or against a  
> known fluorescence.
>
> Any help on ideas for this, or places to look for ideas would be  
> greatly appreciated.
>
> Thanks!
>
> Maria Mazzillo
>



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