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General Science / Chemistry news 2345

Love that garlic? Fresh may be healthier than bottled

June 09, 2008 | User rating: 4.2 / 5 after 10 vote(s) | User comments: 1

The next time you use garlic for its renowned antibacterial effects, consider fresh garlic instead of those bottles of chopped garlic. Researchers in Japan report that fresh garlic maintains higher levels ...


Crystal clear savings for drug giants

June 06, 2008 | User rating: not shown ( 3 vote(s) ) | User comments: 1

Drug companies could save millions thanks to a new technology to monitor crystals as they form. The technique, developed by University of Leeds engineers, is a potentially invaluable tool in drug manufacture, ...


Duke chemist has new way to tell right from left

June 05, 2008 | User rating: 4.2 / 5 after 10 vote(s) | No comments yet

A Duke University chemist has apparently solved a long-standing frustration in creating certain synthetic molecules that make up drugs, which could lead to better drugs with fewer side effects.


Sweet nothings: Artificial vesicles and bacterial cells communicate by way of sugar components

June 05, 2008 | User rating: 4.6 / 5 after 8 vote(s) | No comments yet

For an organism to develop and function, the individual cells must exchange information, or communicate, with each other. Is it possible to learn their language and “talk to” the cells?


A Wafer of Polyethylene: Ultrathin polyethylene films made of nanocrystals

June 02, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet

Layers of plastic, much thinner than a strand of hair—this type of ultrathin polymer film is of great interest to scientists and engineers. Applications include protective coatings, for example. A research ...


Keeping beer fresher

June 02, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet

Scientists in Venezuela are reporting an advance in the centuries-old effort to preserve the fresh taste that beer drinkers value more than any other characteristic of that popular beverage. Their study, which ...


Lead leaching and faucet corrosion in PVC home plumbing

June 02, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet

Scientists in Virginia are reporting that home plumbing systems constructed with polyvinyl chloride (PVC) plastic pipes may be more susceptible to leaching of lead and copper into drinking water than other ...


New Fingerprint Breakthrough by Forensic Scientists

June 02, 2008 | User rating: 4.3 / 5 after 48 vote(s) | No comments yet

Forensic scientists at the University of Leicester, working with Northamptonshire Police, have announced a major breakthrough in crime detection which could lead to hundreds of cold cases being reopened.


Self-Assembled Viruses

May 30, 2008 | User rating: 5 / 5 after 7 vote(s) | User comments: 2

Viruses are true experts at importing genetic material into the cells of an infected organism. This trait is now being exploited for gene therapy, in which genes are brought into the cells of a patient to treat genetic diseases ...


A molecular switch turns on the flame in 'nature's blowtorch'

May 29, 2008 | User rating: 4.9 / 5 after 7 vote(s) | No comments yet

Uncontrolled reaction of organic compounds with oxygen is easy: we call it fire. But nature often needs to do oxidations very specifically, adding oxygen to a particular carbon atom in a complicated molecule without disturbing ...


Enzyme may hold key to improved targeting of cancer-fighting drugs

May 29, 2008 | User rating: not shown ( 3 vote(s) ) | No comments yet

A critical enzyme used to prepare a powerful cancer-killing agent may be able to help drug makers better target the cells the natural product attacks, according to findings published in the May 23 edition of the Journal ...


A Molecular 'Salve' to Soothe Surface Stresses

May 29, 2008 | User rating: not shown ( 2 vote(s) ) | No comments yet

Researchers at the National Institute of Standards and Technology have shown for the first time that a single layer of molecular “salve” can significantly soothe the stresses affecting clean metal surfaces. ...


Life, but not as we know it?

May 28, 2008 | User rating: 3.8 / 5 after 11 vote(s) | No comments yet

Researchers at The University of Nottingham have taken some important first steps to creating a synthetic copycat of a living cell, a leading science journal reports.


Protein Fibrils as Alternative Plastics?

May 28, 2008 | User rating: 3.8 / 5 after 6 vote(s) | No comments yet

Amyloid deposits in tissues and organs are linked to a number of diseases, including Alzheimer’s, Parkinson’s, type II diabetes, and prion diseases such as BSE. However, amyloids are not just pathological substances; they ...


Looking at methane sources in the right light

May 27, 2008 | User rating: not shown ( 3 vote(s) ) | No comments yet

Plants store one greenhouse gas, but emit another. Whereas they bind carbon dioxide, they release methane - albeit in small quantities. This has now been confirmed by scientists from the Max Planck Institute ...


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