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Life Sciences
Researchers from George Washington University report recent findings in life sciences
May 12th, 2009
"The (S)-2-nitro-6-substituted 6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazines have been extensively explored for their potential use as new antituberculars based on their excellent bactericidal properties on aerobic whole cells of Mycobacterium tuberculosis. An oxygen atom at the 2-position of the imidazole ring is required for aerobic activity," scientists writing in the Journal of Medicinal Chemistry report. "Here, we show that substitution of this oxygen by either nitrogen or sulfur yielded equipotent analogues. Acylating the amino series, oxidizing the thioether, or replacing the ether oxygen with carbon significantly reduced the potency of the compounds....
Source: TB & Outbreaks Week (2009-05-12)
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