Related topics: genes · bacteria

A genomic take on geobiology

Scientists know that atmospheric oxygen irreversibly accumulated on Earth around 2.3 billion years ago, at a time known as the Great Oxidation Event, or GOE. Prior to that time all life was microbial, and most, if not all, ...

Inflammation awakens sleepers

The inflammatory response that is supposed to ward off pathogens that cause intestinal disease makes this even worse. This is because special viruses integrate their genome into Salmonella, which further strengthens the pathogen.

Horizontal transfer of nuclear DNA between vascular plants

A Czech-German team of researchers around Dr. Václav Mahelka from the Institute of Botany of the Czech Academy of Sciences and Dr. Frank Blattner from the Leibniz-Institute of Plant Genetics and Crop Plant Research (IPK) ...

For viral predators of bacteria, sensitivity can be contagious

Bacteriophages (phages) are probably the most abundant entities in nature, often exceeding bacterial densities by an order of magnitude. As viral predators of bacteria, phages have a major impact on bacterial communities ...

The evolutionary secret of H. pylori to survive in the stomach

Professor Frédéric Veyrier's most recent research, in collaboration with the team of Professor Hilde De Reuse at the Institut Pasteur, has shed light on key genes essential to the pathogenesis of Helicobacter pylori bacterium, ...

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