The big clean up after stress

Toxic substances, nutrient shortage, viral infection, heat and many other events trigger stress responses in cells. In such cases, the affected cells launch a programme which tries to protect them against stress-related damages. ...

A protein that extends life of yeast cells

To understand and control aging is the aspiration of many scientists. Researchers at the Biozentrum of the University of Basel have now discovered that the protein Gcn4 decreases protein synthesis and extends the life of ...

An ancient mechanism helps a cell to resist stress

Biologists from the Lomonosov Moscow State University in collaboration with colleagues from the Engelhardt Institute of Molecular Biology, Russian Academy of Sciences, used RNA transfection and in vitro techniques to show ...

Genes found in H. pylori that influence biofilm formation

Most bacteria cannot survive in the acidic environment of the human stomach, but Helicobacter pylori, a major cause of ulcers, thrives under such circumstances. Now research has shown that one of that bacterium's regulatory ...

New understanding of how plants respond to environmental stresses

Researchers from the Spanish National Research Council have uncovered a family of proteins that play a vital role in coordinating the cellular response of plants to various environmental stresses, in particular drought and ...

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