Heme binding to a bacterial transcription factor is critical for hydrogen sulfide (H 2 S) signaling, report researchers from Japan. Heme binding promotes the reaction of H 2 S with the transcription ...

To find out which molecular tools the sulfate-reducing bacteria use, the researchers analysed the entire set of proteins present, known as the proteome. In total, they looked at the results of 80 ...

Volcanic eruptions in Siberia 251 million years ago may have started a cascade of events leading to high hydrogen sulfide levels in the oceans and atmosphere and precipitating the largest mass ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Deep beneath the waters of Costa Rica, dozens ...

A study from University of Michigan researchers may provide an explanation for why some patients with Crohn's disease continue to experience symptoms, even in the absence of inflammation. The ...