When we look around in nature, most species seem well adapted to their environment. Scientists have found, however, that species evolve relentlessly and that evolutionary changes occur at a surprisingly rapid pace.

Biology - Evolution

Apr 18, 2013 not rated yet 0

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.

Chemistry - Biochemistry

Feb 21, 2013 5 / 5 (4) 1 |

A team of scientists just won a battle in the war against antibiotic-resistant "superbugs"—and only time will tell if their feat is akin to the bacterial "Battle of Gettysburg" that turns the tide toward ...

Biology - Biotechnology

Feb 04, 2013 4.8 / 5 (9) 5 |

(Phys.org)—Three Simon Fraser University scientists are among six researchers who've made a discovery that could help revolutionize antibiotic treatment of deadly bacteria.

Biology - Cell & Microbiology

Oct 19, 2012 3.9 / 5 (8) 3 |

The iron-sulfur protein IspH plays a central role in the terpene metabolism of several pathogens. The mechanism of the reaction provides an approach for developing new antibiotics, particularly against malaria ...

Chemistry - Biochemistry

Oct 09, 2012 not rated yet 0

(Phys.org)—A University of Michigan biophysical chemist and his colleagues have discovered the smallest and fastest-known molecular switches made of RNA, the chemical cousin of DNA. The researchers say ...

Biology - Cell & Microbiology

Oct 07, 2012 5 / 5 (6) 0 |

Competition is a strong driving force of evolution for organisms of all sizes: Those individuals best equipped to obtain resources adapt and reproduce, while others may fall by the wayside. Many organisms—mammals, ...

Biology - Cell & Microbiology

Sep 06, 2012 5 / 5 (1) 0 |

A natural remedy that delays and reduces the severity of mastitis infection in dairy cattle is being investigated by scientists at the U.S. Department of Agriculture (USDA).

Biology - Plants & Animals

Jun 19, 2012 not rated yet 1

Despite their ecologic similarity, soils from three geographically distinct areas of the American southwest harbor vastly different collections of small, biosynthetic genes, a finding that suggests the existence of a far ...

Biology - Cell & Microbiology

May 21, 2012 not rated yet 0

(AP) -- A federal court judge has ordered the Food and Drug Administration to take action on its own 35-year-old rule that would stop farmers from mixing popular antibiotics into animal feed, a practice which is widely believed ...

Space & Earth - Environment

Mar 23, 2012 5 / 5 (3) 3

Researchers working at the SLAC National Accelerator Laboratory have used powerful X-rays to help decipher how certain natural antibiotics defy a longstanding set of chemical rules – a mechanism that ...

Chemistry - Biochemistry

Mar 04, 2012 5 / 5 (5) 0 |

Scientists are reporting use of a new technology for sifting through the world's largest remaining pool of potential antibiotics to discover two new antibiotics that work against deadly resistant microbes, ...

Chemistry - Biochemistry

Feb 22, 2012 5 / 5 (4) 0

(PhysOrg.com) -- Oxitec, a British company spun off from Oxford University has announced the results of its field test of genetically altered mosquitoes to combat the infamous dengue fever. As they report ...

Biology - Biotechnology

Oct 31, 2011 4.7 / 5 (3) 2 |

Scientists were surprised at how fast bacteria developed resistance to the miracle antibiotic drugs when they were developed less than a century ago. Now scientists at McMaster University have found that resistance has been ...

Biology - Cell & Microbiology

Aug 31, 2011 5 / 5 (1) 1 |

Soil-dwelling bacteria of the genus Frankia have the potential to produce a multitude of natural products, including antibiotics, herbicides, pigments, anticancer agents, and other useful products, according to an article ...

Biology - Cell & Microbiology

Aug 03, 2011 5 / 5 (1) 0 |