News tagged with genetic elements

Scientists find H1N1 flu virus prevalent in animals in Africa

(PhysOrg.com) -- UCLA life scientists and their colleagues have discovered the first evidence of the H1N1 virus in animals in Africa. In one village in northern Cameroon, a staggering 89 percent of the pigs ...

Biology / Cell & Microbiology

created Sep 23, 2011 | popularity 5 / 5 (1) | comments 4 | with audio podcast

International team cracks mammalian gene control code

(PhysOrg.com) -- An international consortium of scientists, including researchers from The University of Queensland (UQ), have probed further into the human genome than ever before.

Medicine & Health / Genetics

created Apr 20, 2009 | popularity 4.8 / 5 (4) | comments 0

Analysis knocks down theory on origin of cell structure

(PhysOrg.com) -- Understanding how living cells originated and evolved into their present forms remains a fundamental research area in biology, one boosted in recent years by the introduction of new tools ...

Biology / Cell & Microbiology

created Apr 22, 2009 | popularity 5 / 5 (7) | comments 0

New method reveals parts of bacterium genome essential to life

A team at the Stanford University School of Medicine has cataloged, down to the letter, exactly what parts of the genetic code are essential for survival in one bacterial species, Caulobacter crescentus.

Biology / Cell & Microbiology

created Aug 30, 2011 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Cryo-electron microscope 'sees' atoms for first time

(PhysOrg.com) -- UCLA researchers report in the April 30 edition of the journal Cell that they have imaged a virus structure at a resolution high enough to effectively "see" atoms, the first published instan ...

Biology / Cell & Microbiology

created May 04, 2010 | popularity 3.3 / 5 (19) | comments 7

Scientists identify key enzyme in microbial immune system

Imagine a war in which you are vastly outnumbered by an enemy that is utterly relentless - attacking you is all it does. The intro to another Terminator movie? No, just another day for microbes such as bacteria ...

Biology / Cell & Microbiology

created Sep 09, 2010 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Aphids saved from gruesome death by virus-infected bacteria

The term "beneficial virus" sounds like an oxymoron. But for pea aphids under attack by parasitic wasps, carrying infected bacteria is the difference between life and a slow death, according to new research. ...

Biology / Cell & Microbiology

created Aug 20, 2009 | popularity 5 / 5 (3) | comments 0

New approaches refine molecular imaging for detecting cancer metastasis

(PhysOrg.com) -- Researchers may be a step closer to improving the detection of metastatic tumors in an organism - in real time - using a non-invasive approach that pairs an imaging agent with a genetic element that only ...

Medicine & Health / Cancer

created Dec 16, 2010 | popularity not rated yet | comments 0 | with audio podcast

An sRNA controls a bacterium's social life

For the first time, biologists have directly shown how spontaneous mutation of a small RNA (sRNA) regulatory molecule can provide an evolutionary advantage. Reporting in this week's Science, Indiana University Bloomington scient ...

Biology / Cell & Microbiology

created May 20, 2010 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Researchers identify genetic elements influencing the risk of type 2 diabetes

A team led by researchers at the National Human Genome Research Institute (NHGRI), part of the National Institutes of Health, has captured the most comprehensive snapshot to date of DNA regions that regulate genes in human ...

Medicine & Health / Genetics

created Nov 02, 2010 | popularity not rated yet | comments 0 | with audio podcast

DNA construction software saves time, resources and money

DNA construction, also known as DNA cloning or recombinant DNA technology - among a host of other terms - is one of the principal tools of modern biotechnology, used for a wide variety of purposes, including ...

Biology / Biotechnology

created Aug 16, 2011 | popularity 3 / 5 (1) | comments 1

B chromosomes affect sex determination in cichlid fishes

B chromosomes have a functional effect on sex determination in a species of cichlid fishes from Lake Victoria, according to a study by Japanese researchers to be published in open-access journal PLoS Genetics on August 18th, ...

Biology / Biotechnology

created Aug 18, 2011 | popularity 4 / 5 (1) | comments 0

Genetic clues hold key to schizophrenia treatment

Researchers have taken a step forward in understanding the genetics of mental illnesses such as schizophrenia and bipolar disorder.

Medicine & Health / Genetics

created Mar 20, 2009 | popularity 4.5 / 5 (4) | comments 0

Parasites in the genome -- A molecular parasite could play an important role in human evolution

Researchers at the Max Planck Institute for Developmental Biology in Tübingen, Germany, determined the structure of a protein (L1ORF1p), which is encoded by a parasitic genetic element and which is responsible ...

Biology /

created Jan 19, 2009 | popularity 4.7 / 5 (3) | comments 1

Draft sequence of monarch butterfly genome presented

Each fall millions of monarch butterflies from across the eastern United States use a time-compensated sun compass to direct their navigation south, traveling up to 2,000 miles to an overwintering site in ...

Biology / Biotechnology

created Nov 23, 2011 | popularity not rated yet | comments 0