News tagged with protein toxin

Chemists recruit anthrax to deliver cancer drugs

Bacillus anthracis bacteria have very efficient machinery for injecting toxic proteins into cells, leading to the potentially deadly infection known as anthrax. A team of MIT researchers has now hijacked that delivery system ...

dateSep 25, 2014 in Biochemistry
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How botox binds to neurons

Botulinum neurotoxin A, better known as botox, is a highly dangerous toxin that causes paralysis in man that may prove fatal. In cosmetic applications the paralysing action of small doses is used in a specific manner for ...

dateNov 18, 2013 in Biochemistry
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DNA nanorobots find and tag cellular targets

Researchers at Columbia University Medical Center, working with their collaborators at the Hospital for Special Surgery, have created a fleet of molecular "robots" that can home in on specific human cells and mark them for ...

dateAug 07, 2013 in Bio & Medicine
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Even bacteria use social networks

The next time your Facebook stream is filled with cat videos, think about Myxococcus xanthus. The single-cell soil bacterium also uses a social network. But forget silly distractions. M. xanthus relies on its connections ...

dateJul 19, 2013 in Cell & Microbiology
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Unraveling bacterial behavior

Bacteria encounter a constant barrage of ever-changing temperature, acidity and chemical stimuli from their environment. The cells must absorb all of this information and choose the correct response—whether boosting their ...

dateJul 18, 2013 in Cell & Microbiology
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