The search for new antibiotics: Tiny proteins prevent bacterial gene transcription
(Phys.org) —In the search for new antibiotics, researchers are taking an unusual approach: They are developing peptides, short chains of protein building blocks that effectively inhibit a key enzyme of ...
Apr 09, 2013
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Fighting listeria and other food-borne illnesses with nanobiotechnology
Engineering researchers at Rensselaer Polytechnic Institute have developed a new method to kill deadly pathogenic bacteria, including listeria, in food handling and packaging. This innovation represents an ...
Apr 02, 2013
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Streams stressed by pharmaceutical pollution
Pharmaceuticals commonly found in the environment are disrupting streams, with unknown impacts on aquatic life and water quality. So reports a new Ecological Applications paper, which highlights the ecolog ...
Apr 01, 2013
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Ames' E. coli small satellite study selected for flight
NASA's CubeSat Launch Initiative (CSLI) recently selected E. coli AntiMicrobial Satellite (EcAMSat) as one of 24 small satellites to fly as secondary payloads aboard rockets planned to launch in 2014, 2015 ...
Mar 26, 2013
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Buzz builds for honey treatments
Researchers are racing against the clock to find a viable alternative to traditional antibiotics, as bacteria continues to build resistance against new drugs at a frightening rate.
Mar 21, 2013
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Beneficial tea tree oil given all-clear
After two recent reports suggesting that exposing bacteria to tea tree oil may contribute to antibiotic resistance in humans, an international study - led by researchers at The University of Western Australia ...
Mar 12, 2013
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Antibiotics are unique assassins
In recent years, a body of publications in the microbiology field has challenged all previous knowledge of how antibiotics kill bacteria. "A slew of papers came out studying this phenomenon, suggesting that ...
Mar 11, 2013
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New hypothesis: Why bacteria are becoming increasingly more resistant to antibiotics
According to his theory, bacteria that are non-resistant to antibiotics acquire said resistance accidentally because they take up the DNA of others that are resistant, due to the stress to which they are ...
Mar 07, 2013
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Polymer coating could be breakthrough in diagnostic technology
How did early primordial cells evolve?
Four billion years ago, soon after the planet cooled enough for life to begin, primordial cells may have replicated and divided without protein machinery or cell walls, relying instead on just a flimsy lipid membrane. New ...
Feb 28, 2013
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Resurrection of 3-billion-year-old antibiotic-resistance proteins
Scientists are reporting "laboratory resurrections" of several 2-3-billion-year-old proteins that are ancient ancestors of the enzymes that enable today's antibiotic-resistant bacteria to shrug off huge doses ...
Feb 27, 2013
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Superbugs may have a soft spot, after all
The overuse of antibiotics has created strains of bacteria resistant to medication, making the diseases they cause difficult to treat, or even deadly. But now a research team at the University of Rochester has identified ...
Feb 26, 2013
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'Stressed' bacteria become resistant to antibiotics
Scientists unveil secrets of important natural antibiotic dermcidin
An international team of scientists has discovered how an important natural antibiotic called dermcidin, produced by our skin when we sweat, is a highly efficient tool to fight tuberculosis germs and other dangerous bugs.
Feb 21, 2013
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