News tagged with genetic building blocks

Genome provides new weapon against sea lice

An international team of researchers has now sequenced nearly the entire genetic material of the sea louse. On 1 March the Institute of Marine Research gave the world open access to this research source, which ...

Biology / Biotechnology

created May 29, 2012 | popularity not rated yet | comments 0

Enzyme corrects more than one million faults in DNA replication

Scientists from the Medical Research Council (MRC) Institute of Genetics and Molecular Medicine (IGMM) at the University of Edinburgh have discovered an enzyme that corrects the most common mistake in mammalian DNA.

Biology / Cell & Microbiology

created May 10, 2012 | popularity 4.9 / 5 (16) | comments 1 | with audio podcast

Genetic variation in human gut viruses could be raw material for inner evolution

(PhysOrg.com) -- A growing body of evidence underscores the importance of human gut bacteria in modulating human health, metabolism, and disease. Yet bacteria are only part of the story. Viruses that infect ...

Biology / Cell & Microbiology

created Mar 19, 2012 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Tailored optical material from DNA: Nano spiral staircases modify light

In the human body genetic information is encoded in double-stranded deoxyribonucleic acid building blocks, the so-called DNA. Using artificial DNA molecules, an international team of scientists headed by the ...

Nanotechnology / Nanomaterials

created Mar 14, 2012 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Biochemists identify new genetic code repair tool

Clemson University researchers recently reported finding a new class of DNA repair-makers.

Chemistry / Biochemistry

created Sep 27, 2011 | popularity 4.3 / 5 (3) | comments 2 | with audio podcast

Bionic bacteria may help fight disease and global warming

A strain of genetically enhanced bacteria developed by researchers at the Salk Institute for Biological Studies may pave the way for new synthetic drugs and new ways of manufacturing medicines and biofuels, ...

Chemistry / Biochemistry

created Sep 21, 2011 | popularity 4.7 / 5 (3) | comments 1 | with audio podcast

Scientists expand knowledge of cell process involved in many diseases

As part of a joint research effort with the University of Michigan, scientists from the Florida campus of The Scripps Research Institute have for the first time defined the structure of one of the cell's most basic engines, ...

Biology / Cell & Microbiology

created Aug 16, 2011 | popularity 3 / 5 (2) | comments 0 | with audio podcast

Discovering the bigger picture in chromosomes

By mapping various genomes onto an X-Y axis, a team comprised mostly of Kansas State University researchers has found that Charles Darwin and a fruit fly -- among other organisms -- have a lot in common genetically.

Biology / Biotechnology

created Jul 06, 2011 | popularity not rated yet | comments 0 | with audio podcast

New life form found on Earth: Deadly arsenic breathes life into organisms (Update, Video)

(PhysOrg.com) -- Evidence that the toxic element arsenic can replace the essential nutrient phosphorus in biomolecules of a naturally occurring bacterium expands the scope of the search for life beyond Earth, ...

Space & Earth / Space Exploration

created Dec 02, 2010 | popularity 4.5 / 5 (48) | comments 27 | with audio podcast

Turbo-packed RNA: Turbo reagent allows precise synthesis of tRNA nucleosides

(PhysOrg.com) -- Ribonucleic acid (RNA) is a biologically important molecule that is very similar to DNA, the blueprint of life. Naturally occurring RNAs, such as transfer RNA (tRNA), contain modified building ...

Chemistry / Biochemistry

created Nov 05, 2010 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Model suggests how life's code emerged from primordial soup

(PhysOrg.com) -- In 1953, Stanley Miller filled two flasks with chemicals assumed to be present on the primitive Earth, connected the flasks with rubber tubes and introduced some electrical sparks as a stand-in for lightning. ...

Biology / Cell & Microbiology

created Aug 07, 2009 | popularity 4.6 / 5 (20) | comments 15

When cells reach out and touch

MicroRNAs are single-stranded snippets that, not long ago, were given short shrift as genetic junk. Now that studies have shown they regulate genes involved in normal functioning as well as diseases such as cancer, everyone ...

Medicine & Health / Medical research

created May 01, 2009 | popularity not rated yet | comments 1