Chemistry - Biochemistry news

Synthetic gene circuits pump up cell signals

(Phys.org) —Synthetic genetic circuitry created by researchers at Rice University is helping them see, for the first time, how to regulate cell mechanisms that degrade the misfolded proteins implicated ...

Apr 08, 2014
4 / 5 (2) 0

Researchers find a clue to how life turned left

Researchers analyzing meteorite fragments that fell on a frozen lake in Canada have developed an explanation for the origin of life's handedness – why living things only use molecules with specific orientations. ...

Jul 25, 2012
4.9 / 5 (27) 32 | with audio podcast

Turning on key enzyme blocks tumor formation

Unlike ordinary cells, cancer cells devote most of their energy to reproducing themselves. To do this, they must trigger alternative metabolic pathways that produce new cellular building blocks, such as DNA, ...

Aug 27, 2012
5 / 5 (8) 0 | with audio podcast

Cyborg snail produces electricity

(PhysOrg.com) -- First it was grapes, then cockroaches, and now snails have become the latest organism to generate electricity through an implanted biofuel cell. The process works similarly in all three situations: ...

Mar 15, 2012 report
4.3 / 5 (15) 6 | with audio podcast

Polymers could help enzymes treat diseases

(Phys.org) —Conditions such as celiac disease, phenylketonuria, lactose intolerance and exocrine pancreatic disease involve abnormal enzyme activity. Enzymes administered orally could help sufferers. However, ...

Jun 10, 2013 report
5 / 5 (3) 0 | with audio podcast

Scientists stitch up photosynthetic megacomplex

When sunlight strikes a photosynthesizing organism, energy flashes between proteins just beneath its surface until it is trapped as separated electric charges. Improbable as it may seem these tiny hits of ...

Nov 28, 2013
4.3 / 5 (11) 0 | with audio podcast