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 ...

Oct 23, 2013
4.6 / 5 (5) 0 | with audio podcast

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 ...

Sep 16, 2013
5 / 5 (5) 0 | with audio podcast

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 ...

Jun 03, 2013
3.7 / 5 (3) 0

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. ...

Jan 07, 2013
4.2 / 5 (5) 1

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 ...

Dec 17, 2012
4.5 / 5 (2) 0

Light-activated reversal of anesthesia

In a new study, a light-sensitive moiety has been added to propofol, a commonly used anesthetic, allowing its narcotic effect to be controlled by light. The compound also offers a possible route to the treatment of certain ...

Sep 13, 2012
4.7 / 5 (3) 0