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News articles about "biological"

Rare earths in bacteria: Methane-decomposing bacteria from hot springs need the valuable metals to produce energy

Bacteria, bacteria
Rare earths are among the most precious raw materials of all These metals are used in mobile telephones display screens and computers And they are apparently indispensable for some organisms as well A team of ... - Read More

Incurable brain cancer gene silenced: Gene regulation technology increases survival rates in mice with glioblastoma

Gene, Gene
Glioblastoma multiforme GBM the brain cancer that killed Sen Edward Kennedy and kills approximately 13 000 Americans a year is aggressive and incurable Now a Northwestern University research team is the first to demonstrate delivery ... - Read More

Toxic ocean conditions during major extinction 93.9 million years ago quantified: Doesn't take much sulfide to impact ocean life

Ocean, Ocean
Oxygen in the atmosphere and ocean rose dramatically about 600 million years ago coinciding with the first proliferation of animal life Since then numerous short lived biotic events typically marked by significant climatic perturbations took ... - Read More

Paleontologist presents origin of life theory

Earth, earth
It has baffled humans for millennia how did life begin on planet Earth Now new research from a Texas Tech University paleontologist suggests it may have rained from the skies and started in the bowels ... - Read More

New microscopes reveal live, developing cells in unprecedented 3-D clarity

developing
Researchers at NIH have developed two new microscopes both the first of their kind The first captures small fast moving organisms at an unprecedented rate and the second displays large cell samples in three dimensions ... - Read More

Texas Tech Paleontologist Presents Origin of Life Theory

Released 10 29 2013 11 45 AM EDTSource Newsroom Texas Tech University more news from this source Oct 30 2013 It has baffled humans for millennia how did life begin on planet Earth Now new ... - Read More

Understanding DNA damage from common radiation threat, low-energy electrons

Every day all day our DNA gets beaten up by chemicals and radiation but remarkably most of us stay healthy Now an investigation by a team of French and Canadian researchers has produced insights into ... - Read More

2013 Nobel Prize in Chemistry Highlights the Cross-Disciplinary Nature of Today's Research Environment

Released 10 9 2013 3 00 PM EDTSource Newsroom American Institute of Physics AIP more news from this source Oct 10 2013 Melville NY October 9 2013 Martin Karplus Michael Levitt and Arieh Warshel have ... - Read More

Engineers invent programming language to build synthetic DNA

DNA, DNA, DNA, DNA, DNA, DNA
Similar to using Python or Java to write code for a computer chemists soon could be able to use a structured set of instructions to program how DNA molecules interact in a test tube or ... - Read More

Zinc, Proteins, and an Essential Cellular Balancing Act

a single celled fungus Yeast can adapt to both shortages and excesses of zinc says MacDiarmid an associate scientist Zinc is an essential nutrient but if there's too much it's toxic The issue for the ... - Read More

Wagon-wheel pasta shape for better LED lights

Light, Light
One problem in developing more efficient organic LED light bulbs and displays for TVs and phones is that much of the light is polarized in one direction and thus trapped within the light emitting diode ... - Read More

Tapping a valuable resource or invading the environment? Research examines the start of fracking in Ohio

Environment
A new study is examining methane and other components in groundwater wells in advance of drilling for shale gas that's expected over the next several years in an Ohio region Amy Townsend Small a University ... - Read More

'X-shape' not true picture of chromosome structure, new imaging technique reveals

Structure, Structure
A new method for visualising chromosomes is painting a truer picture of their shape which is rarely like the X shaped blob of DNA most of us are familiar with Scientists at the BBSRC funded ... - Read More

Nanoparticle vaccine: Particles that deliver vaccines directly to mucosal surfaces could defend against many infectious diseases

Nanoparticle, Nanoparticle
Many viruses and bacteria infect humans through mucosal surfaces such as those in the lungs gastrointestinal tract and reproductive tract To help fight these pathogens scientists are working on vaccines that can establish a front ... - Read More

New steering tech for heavy equipment saves fuel, ups efficiency

Fuel
Researchers at Purdue University have shown how to reduce fuel consumption while improving the efficiency of hydraulic steering systems in heavy construction equipment The new approach incorporates several innovations It eliminates valves now needed to ... - Read More

Scientists develop artificial surfaces insects cannot stick to

Plant, plant
Beetles cockroaches and ants will have a harder time walking up the sides of buildings or air conditioners in the future thanks to the bio inspired anti adhesive surfaces Prof Dr Thomas Speck Dr Bettina ... - Read More

New theory for analysing interacting nuclear spins in solvents

Nuclear
Hardly a spectroscopic method boasts so many different applications as nuclear magnetic resonance spectroscopy better known as NMR The approach of NMR spectroscopy is based on monitoring the so called nuclear spin namely the angular ... - Read More

Scientists Discover Possible Way To Turn Fungus From Foe To Friend

except one It turned out that acidification of the vacuole exclusively depended on one version of the gene This allowed them to test the importance of the vacuole’s acidity on virulence separate from the many ... - Read More

Biochemists resurrect 'molecular fossils': Findings challenge assumptions about origins of life

Biochemists, Fossils
Before there was life on Earth there were molecules A primordial soup At some point a few specialized molecules began replicating This self replication scientists agree kick started a biochemical process that would lead to ... - Read More

'Grassroots action' in livestock feeding to help curb global climate change

In a series of papers to be presented next week scientists offer new evidence that a potent chemical mechanism operating in the roots of a tropical grass used for livestock feed has enormous potential to ... - Read More
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