X-gal Staining Blues -- Why Ain't My Cells Gettin' Blue?

[Mr V Mulholland]

In article <leach-011293221011 at med-pharm5.bu.edu>,
	leach at mbcrr.harvard.edu (Martin Leach) writes:
>Also, 
>
>wheres the IPTG
>
>.....          Martin Leach                Email:leach at mbcrr.harvard.edu 

	IPTG is an inducer of the lactose operon and is therefore not 
necessary to look at lacZ fusions which are not controlled by the lac
promoter. 
	Vince Mulholland

			  
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