XTT is better

David Peritt Peritt_d at a1.mscf.upenn.edu
Fri Jun 16 11:31:09 EST 1995

In article <Pine.SGI.3.91.950613205852.14851E-100000 at tower.york.ac.uk>
Cosme Malaquias, cm111 at unix.york.ac.uk writes:
>The MTT(3-[4,5 dimethylthuazol-2yl] 2,5-diphenyl) tetrazolium bromide) 
> and can be purchased from sigma. You can use  10 ul to 100ul of 
>final volume from a stock solution of 5 mg/ml in PBS.

solubilization is always a problem.  Try an aqueous form called XTT>

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