Joel Gagliardi jg121 at UMAIL.UMD.EDU
Mon Apr 6 18:13:53 EST 1998

Diagnostic Chemicals, LTD sells IPTG and many, many reported compounds and
similar niche chemicals.  Their prices are also very good, for instance when
pruchasing 10g of X-Gal, the cost per gram was $20.00.

Their phone number is: 1-800-325-2436
address:    160 Christian Street
                 Oxford, CT

Vladimir Svetlov wrote:

> In article <35232C82.3820 at Uni-MolGen.gwdg.de>, Silke Beismann
> <sbeisma at Uni-MolGen.gwdg.de> wrote:
> > Hi,
> > does anyone know where I can get imidazole glycerol phosphate (IPTG)? I
> > need this substance in an enzyme assay, but I could not  find a company
> > that offers IPTG.
> It's a trick to find a molbiol/biotech company that does not sell or resell
> IPTG, which stands for isopropyl-b-D-thiogalactopyranoside, so you should
> not have any trouble buying it. The problem, of course, is that it has
> nothing to do with imidazole glycerol phosphate. BTW, I don't see, while
> sober, how anyone can abbreviate this imidazole glycerol phosphate as IPTG.
> So, like if you really don't need IPTG, but are after that imidazole thing,
> than yer chances would be the best to find somebody who uses it and ask
> where they get it. Like some other reagents you might have to make it
> yerself - I looked in some biochem catalogs incl. Sigma and could not find
> this thing. That a sign that it's not going to appear to the Sunday Times
> Bestseller list. But when you look for it, don't ask for IPTG to avoid
> confusion.
> Regards,
> V.
> --
> Vladimir Svetlov
> McArdle Lab for Cancer Research
> Dept. Oncology
> UW-Madison
> 1400 University Ave.
> Madison, WI 53706

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