News tagged with biological membrane

Researchers discover proton diode

Biophysicists in Bochum have discovered a diode for protons: just like the electronic component determines the direction of flow of electric current, the "proton diode" ensures that protons can only pass through ...

dateSep 02, 2010 in Materials Science
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Putting the squeeze on Alzheimer's (w/ Video)

Brain cells exposed to a form of the amyloid beta protein, the molecule linked to Alzheimer's disease, become stiffer and bend less under pressure, researchers at UC Davis have found. The results reveal one mechanism by which ...

dateAug 20, 2010 in Medical research
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Cracking the plant-cell membrane code

(PhysOrg.com) -- To engineer better, more productive crops and develop new drugs to combat disease, scientists look at how the sensor-laden membranes surrounding cells control nutrient and water uptake, secrete ...

dateMar 22, 2010 in Biotechnology
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Where droplets gently touch a membrane

(PhysOrg.com) -- Little or nothing happens in cells without the involvement of the minute membrane vesicles: for example, vesicles act as recycling centres for cell waste, as detoxification stations and as ...

dateFeb 24, 2010 in General Physics
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