News tagged with molecular tools

'Synthetic' chromosome permits repid, on-demand 'evolution' of yeast

In the quest to understand genomes -- how they're built, how they're organized and what makes them work -- a team of Johns Hopkins researchers has engineered from scratch a computer-designed yeast chromosome ...

Biology / Cell & Microbiology

created Sep 14, 2011 | popularity 4.3 / 5 (3) | comments 29 | with audio podcast

Scientists open new window into how cancers override cellular growth controls

Rapidly dividing cancer cells are skilled at patching up damage that would stop normal cells in their tracks, including wear and tear of telomeres, the protective caps at the end of each chromosome.

Biology / Cell & Microbiology

created Mar 21, 2012 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Unraveling Alzheimer's: Simple small molecules could untangle complex disease

(PhysOrg.com) -- New molecular tools developed at the University of Michigan show promise for "cleansing" the brain of amyloid plaques, implicated in Alzheimer's disease.

Medicine & Health / Medical research

created Dec 08, 2010 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Biologists' work with 'glow-in-the-dark' sperm sheds light on sexual selection

Previously unobservable events occurring between insemination and fertilization are the subject of a groundbreaking new article in Science magazine (March 18) by Mollie Manier, John Belote and Scott Pitnic ...

Biology / Cell & Microbiology

created Mar 18, 2010 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Toward better solar cells: Chemists gain control of light-harvesting paths

University of Florida chemists have pioneered a method to tease out promising molecular structures for capturing energy, a step that could speed the development of more efficient, cheaper solar cells.

Chemistry / Materials Science

created Oct 08, 2009 | popularity 3 / 5 (2) | comments 0

Vitamin A derivative provides clues to better breast cancer drugs

Retinoic acid, a derivative of vitamin A, could lead researchers to a new set of drug targets for treating breast cancer, researchers from the University of Chicago report in the June 25, 2009, issue of the ...

Medicine & Health / Medical research

created Jun 25, 2009 | popularity 5 / 5 (2) | comments 0

The need for speed

Coherent Raman scattering methods have one key advantage over spontaneous Raman microscopy: speed. The (sub-)microsecond pixel dwell times offered by narrowband CRS imaging methods have initiated a new era ...

Chemistry / Biochemistry

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

Precise molecular surgery in the plant genome

Crop plants have always been adapted to the needs of man by breeding for them to carry more fruit, survive droughts, or resist pests. Green biotechnology now adds new tools to the classical breeding methods ...

Biology / Biotechnology

created Apr 24, 2012 | popularity 5 / 5 (2) | comments 0

A new approach to molecular plant breeding

(Phys.org) -- A U.S. Department of Agriculture (USDA) scientist has shown researchers and plant breeders a better way to handle the massive amounts of data being generated by plant molecular studies, using ...

Biology / Biotechnology

created Apr 18, 2012 | popularity not rated yet | comments 0

California native-plant classic gets a 21st-century makeover

Thanks to new molecular-genetic tools and intensive field research, scientists’ understanding of the native flora of the Golden State -- one of the world’s hotspots of botanical diversity -- has ...

Biology / Ecology

created Jan 31, 2012 | popularity 5 / 5 (1) | comments 0

Scientists use DNA technique to distinguish sardines from mackerel

Being able to distinguish sardines from horse mackerel has just got a little easier. Researchers in Spain used forensic mitochondrial DNA (deoxyribonucleic acid) species identification techniques to genetically ...

Biology / Ecology

created Jun 17, 2011 | popularity not rated yet | comments 0

New model reveals pesticide-free method that takes a bite out of mosquito-borne disease

Scientists have modeled a system that may be used to control mosquitoes and the diseases they transmit, without the use of pesticides. In the proposed system, mosquitoes are engineered to carry two genes. The first gene causes ...

Biology / Biotechnology

created Feb 10, 2011 | popularity not rated yet | comments 0

Blue crab research may help Chesapeake Bay watermen improve soft shell harvest

A research effort designed to prevent the introduction of viruses to blue crabs in a research hatchery could end up helping Chesapeake Bay watermen improve their bottom line by reducing the number of soft shell crabs perishing ...

Biology / Ecology

created Jan 24, 2011 | popularity not rated yet | comments 0

Rice yields researched to tackle food security issues

A pioneering project in the Philippines, which aims to develop a new, higher-yielding rice plant which could ease the threat of hunger for the poor, is being led by an academic at the University of Sheffield.

Biology / Biotechnology

created Jun 21, 2010 | popularity not rated yet | comments 0

Molecular marker could help spot pancreatic cancer early

Researchers at the University of North Carolina at Chapel Hill School of Medicine have identified a molecular marker of pancreatic cancer that may help spot the disease at its earliest stages, when it can ...

Medicine & Health / Cancer

created Apr 26, 2010 | popularity not rated yet | comments 0