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General Science news 1234

A Viral Cloaking Device: Biologists show how Human Cytomegalovirus hides from the immune system

July 18, 2008 | User rating: 5 / 5 after 9 vote(s) | User comments: 1

(PhysOrg.com) -- Viruses achieve their definition of success when they can thrive without killing their host. Now, biologists Pamela Bjorkman and Zhiru Yang of the California Institute of Technology have uncovered how one ...


Multi-tasking maggots in superbug showdown

August 05, 2008 | User rating: 5 / 5 after 12 vote(s) | User comments: 6

Scientists at Swansea University (Wales, UK) have discovered a new type of antibiotic in maggot secretions that can tackle up to 12 different strains of MRSA, as well as E. coli and C. difficile. The research ...


NZ considers protecting great white sharks

March 13, 2006 | User rating: 5 / 5 after 31 vote(s) | No comments yet

The New Zealand government is reportedly considering joining other nations, including Australia and the United States, in protecting the great white shark.


Research could put penicillin back in battle against antibiotic resistant bugs that kill millions

March 12, 2008 | User rating: 5 / 5 after 23 vote(s) | User comments: 1

Research led by the University of Warwick has uncovered exactly how the bacterium Streptococcus pneumoniae has become resistant to the antibiotic penicillin. The same research could also open up MRSA to attack ...


Scientists produce functioning neurons from human embryonic stem cells

August 09, 2007 | User rating: 4.9 / 5 after 18 vote(s) | No comments yet

Scientists with the Institute of Stem Cell Biology and Medicine at UCLA were able to produce from human embryonic stem cells a highly pure, large quantity of functioning neurons that will allow them to create models of and ...


Multi-lab collaboration yields first detailed map of nuclear pore complex

December 03, 2007 | User rating: 4.9 / 5 after 18 vote(s) | No comments yet

A cell’s membrane-bound nucleus contains precious contents — its DNA — so it must be very careful about what enters and leaves this important space. To do this, it uses hundreds to thousands of nuclear pores ...


Sewing DNA thread with lasers, hooks and microbobbins

July 10, 2008 | User rating: 4.9 / 5 after 18 vote(s) | No comments yet

(PhysOrg.com) -- Japanese scientists have made a micro-sized sewing machine to sew long threads of DNA into shape. The work published in the Royal Society of Chemistry journal Lab on a Chip demonstrates ...


More Than 470 Physicists Sign Petition To Oppose U.S. Policy On Nuclear Attack

October 25, 2005 | User rating: 4.9 / 5 after 17 vote(s) | No comments yet

More than 470 physicists, including seven Nobel laureates, have signed a petition to oppose a new U.S. Defense Department proposal that allows the United States to use nuclear weapons against non-nuclear states.
The petition ...


Researchers investigate mass bat deaths

February 21, 2008 | User rating: 4.9 / 5 after 17 vote(s) | No comments yet

First it was bees that were mysteriously dying. Now it's bats.


Research team uses tiny wasp to wipe out major agricultural pest in Tahiti

March 14, 2008 | User rating: 4.9 / 5 after 16 vote(s) | User comments: 3

A research team led by Mark Hoddle, a biological control specialist at UC Riverside, has nearly eradicated the glassy-winged sharpshooter, a major agricultural pest, from the island of Tahiti and several other ...


Stem cell researchers give old muscle new pep

June 15, 2008 | User rating: 4.9 / 5 after 32 vote(s) | No comments yet

Old muscle got a shot of youthful vigor in a stem cell experiment by bioengineers at the University of California, Berkeley, setting the path for research on new treatments for age-related degenerative conditions ...


Researchers unveil near-complete protein catalog for mitochondria

July 10, 2008 | User rating: 4.9 / 5 after 16 vote(s) | User comments: 1

Imagine trying to figure out how your car's power train works from just a few of its myriad components: It would be nearly impossible. Scientists have long faced a similar challenge in understanding cells' tiny powerhouses ...


Scientist Revs Up Power of Microbial Fuel Cells in Unexpected Ways

May 11, 2006 | User rating: 4.9 / 5 after 45 vote(s) | No comments yet

Scientists have boosted the power output of microbial fuel cells more than 10-fold by letting the bacteria congregate into a slimy matrix known as a biofilm. The research, led by microbiologist Derek Lovley of the University ...


New method enables design, production of extremely novel drugs

January 23, 2008 | User rating: 4.9 / 5 after 15 vote(s) | No comments yet

A new chemical synthesis method based on a catalyst worth many times the price of gold and providing a far more efficient and economical method than traditional ones for designing and manufacturing extremely novel pharmaceutical ...


Key to longer life (in flies) lies in just 14 brain cells

September 20, 2007 | User rating: 4.9 / 5 after 29 vote(s) | No comments yet

Two years ago, Brown University researchers discovered something startling: Decrease the activity of the cancer-suppressing protein p53 and you can make fruit flies live significantly longer.


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