Bacterium produces pharmaceutical all-purpose weapon

For some years, an active substance from the leaves of an ornamental plant has been regarded as a possible forerunner of a new group of potent drugs. So far, however, it has been very laborious to manufacture it in large ...

New findings shed light on the repair of UV-induced DNA damage

An international research team has clarified the regulatory mechanism of the ubiquitin-proteasome system in recognizing and repairing DNA that has been damaged by ultraviolet (UV) light. The investigators at Kobe University ...

Imaging method reveals a 'symphony of cellular activities'

Within a single cell, thousands of molecules, such as proteins, ions, and other signaling molecules, work together to perform all kinds of functions—absorbing nutrients, storing memories, and differentiating into specific ...

Revealing the identity of the last unknown protein of autophagy

Dr. Nobuo Noda and Dr. Kazuaki Matoba at the Institute of Microbial Chemistry discovered that Atg9, one of the proteins that function to mediate autophagy, has phospholipid-translocation activity (the lipid scramblase activity) ...

New mechanism for anti-infection effects of dietary fiber

New research in mice has uncovered a previously unknown interaction between molecules derived from dietary fiber and an immune cell protein, which triggers protection against infection with Salmonella bacteria. Hitoshi Tsugawa ...

Research reveals how wounds heal in 'waves'

Many cells in our bodies are on the move and somehow seem to 'know' where to go. But how do they learn the location of their destination? This question is key to understanding phenomena such as the renewal of cells in our ...

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