News tagged with molecular switch

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A protein safeguards against cataracts

The refractive power of the human eye lens relies on a densely packed mixture of proteins. Special protective proteins ensure that these proteins do not clump together as time passes. When this protective ...

dateOct 23, 2013 in Biochemistry
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Dutch chemists develop switchable antibiotic

Scientists at the University of Groningen have developed an antibiotic whose activity can be controlled using light. It is possible to 'switch on' the substance immediately before use, after which it will slowly lose its ...

dateSep 16, 2013 in Biochemistry
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Molecular switch for cheaper biofuel

Biofuel is often obtained from starchy plants - but this places fuel production in competition with food production. At the Vienna University of Technology, genetically modified mold fungi are created, which ...

dateJun 03, 2013 in Biotechnology
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Giant tobacco plants that stay young forever

Tobacco plants bloom when they are just a few months old – and then they die. Now, researchers have located a genetic switch which can keep the plants young for years and which permits unbounded growth. ...

dateJan 07, 2013 in Biotechnology
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Reproduction and life span are intertwined

The gonad is well known to be important for reproduction but also affects animal life span. Removal of germ cells – the sperm and egg producing cells – increases longevity of the roundworm Caenorhabditis elegans. Howeve ...

dateDec 17, 2012 in Cell & Microbiology
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