Nature Chemical Biology

How molecular riboswitches work in bacteria

Many bacteria have molecular control elements via which they can switch genes on and off. These riboswitches also open up new options in the development of antibiotics or the detection and decomposition of environmental toxins. ...

dateOct 13, 2017 in Biochemistry
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Toxic genetic material's origins discovered

Colibactin, a toxic agent produced by gut bacteria, including certain strains of E. Coli, and thought to contribute to colon cancer, is assembled via a chemical transformation never seen before, according to Northwestern ...

dateOct 02, 2017 in Biochemistry
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Deciphering potent DNA toxin's secrets

One of the most potent toxins known acts by welding the two strands of the famous double helix together in a unique fashion which foils the standard repair mechanisms cells use to protect their DNA.

dateAug 02, 2017 in Biochemistry
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