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Monitoring Cancer Cell Changes With Quantum Dots

One of the earliest events that changes a normal cell into a malignant one is known as deoxyribonucleic acid (DNA) hypermethylation, a biochemical alteration that inactivates critical tumor-suppressor genes. A team of investigators ...

dateJul 23, 2009 in Bio & Medicine
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Understanding lethal synthesis

(PhysOrg.com) -- The chemical reaction which makes some poisonous plants so deadly has been described by researchers at the University of Bristol in a paper published today in Angewandte Chemie.

dateOct 07, 2011 in Biochemistry
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Cystic fibrosis gene typo is a double whammy

An imbalance of salt and water in patients with cystic fibrosis makes their lungs clog up with sticky mucus that is prone to infection. The cause of the offending imbalance is a well-known genetic error, one that blocks the ...

dateNov 12, 2010 in Biochemistry
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Popcorn at the movies still an unhealthy treat

(PhysOrg.com) -- A study carried out in 1994 by advocacy group CSPI (Center for Science in the Public Interest) found that popcorn being sold by cinema chains in the US was high in saturated fat and calories, and a new survey ...

dateNov 23, 2009 in Health weblog
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A Venus flytrap for nuclear waste

Not every object is food to a Venus flytrap. Like the carnivorous plant, a new material developed at Northwestern University permanently traps only its desired prey, the radioactive ion cesium, and not other harmless ions ...

dateJan 26, 2010 in Materials Science
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