Better B-gal substrate???

Daniel Harkness harkness at
Sun Nov 17 17:56:31 EST 1996

Does anyone have any information regarding a substrate for b-gal overlays
that might more sensitive that X-Gal?  I remember hearing about a substrate
that when cleaved, gave a "red" color.  Any references or suggestions?

Dan Harkness
harkness at

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