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Grant supports LSUHSC research on how like cell receptor systems determine very different functions

New Orleans, LA Andy Catling, PhD, Associate Professor in the Department of Pharmacology and the Stanley S. Scott Cancer Center at LSU Health Sciences Center New Orleans, has been awarded a $177, 500 supplement to his RO1 grant by the National Institute of General Medical Sciences to support his ...

Researchers design first model motor nerve system that's insulated and organized like the human body

Amsterdam, 21 July 2009 - In the July issue of Biomaterials , published by Elsevier, researchers from the University of Central Florida (UCF) report on the first lab-grown motor nerves that are insulated and organized just like they are in the human body. The model system will drastically improv...

Male seahorses like big mates

Male seahorses have a clear agenda when it comes to selecting a mating partner: to increase their reproductive success. By being choosy and preferring large females, they are likely to have more and bigger eggs, as well as bigger offspring, according to Beat Mattle and Tony Wilson from the Zoologi...

ESA map reveals European shipping routes like never before

A synoptic view of European shipping routes can be seen for the first time thanks to a new map created using seven years of radar data from ESA's Envisat satellite. Earth observation satellites have been providing ship-detecting services for several years, but this is the first time this amount...

Fish may actually feel pain and react to it much like humans

WEST LAFAYETTE, Ind. - Fish don't make noises or contort their faces to show that it hurts when hooks are pulled from their mouths, but a Purdue University researcher believes they feel that pain all the same. Joseph Garner, an assistant professor of animal sciences, helped develop a test that...

Fly like a bird through boom and bust

The ability of Australian desert birds to adapt to cycles of drought, flood, feast and famine is highlighted in a new book launched today by CSIRO Publishing at the National Museum of Australia in Canberra. Boom and Bust: Bird stories for a dry country sheds light on how desert birds survive cl...

Gardening gives older adults benefits like hand strength and self-esteem

Researchers at Kansas State University already have shown that gardening can offer enough moderate physical activity to keep older adults in shape. In research to be published in February in the journal HortScience , the researchers discovered that among the other health benefits of gardening ...

Gardening gives older adults benefits like hand strength and self esteem

Researchers at Kansas State University already have shown that gardening can offer enough moderate physical activity to keep older adults in shape. In research to be published in February in the journal HortScience , the researchers discovered that among the other health benefits of gardening ...

No place like home: New theory for how salmon, sea turtles find their birthplace

CHAPEL HILL How marine animals find their way back to their birthplace to reproduce after migrating across thousands of miles of open ocean has mystified scientists for more than a century. But marine biologists at the University of North Carolina at Chapel Hill think they might finally have unra...

Solar-powered sea-slugs live like plants, prof says

COLLEGE STATION, Nov. 25, 2008 The lowly sea slug, "Elysia chlorotica," may not seem like the most exciting of creatures, but don't be fooled: it behaves like a plant and is solar-powered, says a Texas A&M University biologist who has been studying these tiny creatures for the past decade and, al...

LSUHSC research reports new method to protect brain cells from diseases like Alzheimer's

New research led by Chu Chen, PhD, Associate Professor of Neuroscience at LSU Health Sciences Center New Orleans, provides evidence that one of the only naturally occurring fatty acids in the brain that has the ability to interact with the receptors originally identified as the targets of THC (th...

Smells like bees' spirit

Bumblebees choose whether to search for food according to how stocked their nests are, say scientists from Queen Mary, University of London. When bumblebees return to the nest from a successful foraging mission, they produce a pheromone which encourages their nest mates to also go out and find ...

Pictometry and First American Combine Accurate Parcel Addressing With 3-D Like Intelligent Images(TM)

Unprecedented accuracy and oblique imagery offer new possibilities for Insurance, Utilities, Real Estate and Mortgage/Banking Industries ROCHESTER, N.Y., Aug. 5 /PRNewswire/ -- Pictometry International Corp., a leading provider of geo-referenced aerial image libraries whose proprietary tech...

What it's like to be a bat

Not many people think about what it's like to be a bat, but for those who do, it's enlightening and potentially groundbreaking for understanding aspects of the human brain and nervous system. Cynthia Moss, a member of the Neuroscience and Cognitive Science program at the University of Maryland,...

Ponds found to take up carbon like world's oceans

AMES, Iowa -- Research led by Iowa State University limnologist, or lake scientist, John Downing finds that ponds around the globe could absorb as much carbon as the world's oceans. Professor Downing found that constructed ponds and lakes on farmland in the United States bury carbon at a much ...

New cell-based sensors sniff out danger like bloodhounds

COLLEGE PARK, Md.--A small, unmanned vehicle makes its way down the road ahead of a military convoy. Suddenly it stops and relays a warning to the convoy commander. The presence of a deadly improvised explosive device, or IED, has been detected by sophisticated new sensor technology incorporating ...

Ancient ecosystems organized much like our own

It was an Anomalocaris-eat-trilobite world, filled with species like nothing on today's Earth. But the ecology of Cambrian communities was remarkably modern, say researchers behind the first study to reconstruct detailed food webs for ancient ecosystems. Their paper, published this week in the ope...

Insects use plant like a telephone

Dutch ecologist Roxina Soler and her colleagues have discovered that subterranean and aboveground herbivorous insects can communicate with each other by using plants as telephones. Subterranean insects issue chemical warning signals via the leaves of the plant. This way, aboveground insects are al...

Tiny buckyballs squeeze hydrogen like giant Jupiter

HOUSTON, March 20, 2008 -- Hydrogen could be a clean, abundant energy source, but it's difficult to store in bulk. In new research, materials scientists at Rice University have made the surprising discovery that tiny carbon capsules called buckyballs are so strong they can hold volumes of hydrogen...

Like sweets? You're more like a fruit fly than you think...

PHILADELPHIA (March 17, 2008) -- According to researchers at the Monell Center, fruit flies are more like humans in their responses to many sweet tastes than are almost any other species. The diverse range of molecules that humans experience as sweet do not necessarily taste sweet to other sp...

For nutrition info, moms like the Web best

Philadelphia, PA, 10 January 2008 A Web site is a better source of information on nutrition than a video game or printed pamphlet, according to a study of low-income mothers reported in the January issue of the Journal of Nutrition Education and Behavior ( http://www.jneb.org/) . Led by Kami J...

Like father, like son: Attractiveness is hereditary

Sexy dads produce sexy sons, in the insect world at least. While scientists already knew that specific attractive traits, from cricket choruses to peacocks tails, are passed on to their offspring, the heritability of attractiveness as a whole is more contentious. Now, new research by the Universit...

Dinosaur from Sahara ate like a 'mesozoic cow'

WASHINGTONA 110 million-year-old dinosaur that had a mouth that worked like a vacuum cleaner, hundreds of tiny teeth and nearly translucent skull bones will be unveiled Thursday, Nov. 15, at the National Geographic Society. Found in the Sahara by National Geographic Explorer-in-Residence Paul S...

Fine-tuning lasers to destroy blood-borne diseases like AIDS

Physicists in Arizona State University have designed a revolutionary laser technique which can destroy viruses and bacteria such as AIDS without damaging human cells and may also help reduce the spread of hospital infections such as MRSA. The research, published on Thursday November 1 in the ...

Traumas like Sept. 11 make brains more reactive to fear

According to a new brain study, even people who seemed resilient but were close to the World Trade Center when the twin towers toppled on Sept. 11, 2001, have brains that are more reactive to emotional stimuli than those who were more than 200 miles away. That is the finding of a new Cornell stud...

Newborn neurons like to hang with the 'in' crowd

Like any new kid on the block that tries to fit in, newborn brain cells need to find their place within the existing network of neurons. The newcomers jump right into the fray and preferentially reach out to mature brain cells that are already well connected within the established circuitry, report...

Deep in the ocean, a clam that acts like a plant

How does life survive in the black depths of the ocean? At the surface, sunlight allows green plants to "fix" carbon from the air to build their bodies. Around hydrothermal vents deep in the ocean live communities of giant clams with no gut and no functional digestive system, depending on symbiotic...

Ultrasound upgrade produces images that work like 3-D movies

Parents-to-be might soon don 3-D glasses in the ultrasound lab to see their developing fetuses in the womb "in living 3-D, just like at the IMAX movies," according to researchers at Duke University's Pratt School of Engineering. The same Duke team that first developed real-time, three-dimensional...

Fruit flies and global warming -- Some like it hot

Researchers working in Australia have discovered ways in which fruit flies might react to extreme fluctuations in temperature. Short-term exposure to high heat stress ("heat hardening") has been known to have negative effects on Drosophila. But Loeschcke and Hoffmann discovered that it can have adv...

Why do insects like to eat some plants more than others?

In a study appearing in the forthcoming issue of The American Naturalist, Tom E. X. Miller, Andrew J. Tyre, and Svata M. Louda (all of the University of Nebraska, Lincoln) examined herbivore dynamics, specifically why plants aren't all eaten at the same rate. Plant-insect ecologists typically at...

Fighting like a girl or boy determined by gene in fruit flies

Fighting like a girl or fighting like a boy is hardwired into fruit fly neurons, according to a study in the Nov. 19 Nature Neuroscience advance online publication by a research team from Harvard Medical School and the Institute of Molecular Pathology in Vienna. The results confirm that a gene know...

Microcapsules like it hot and salty

Scientists at the Max Planck Institute of Colloids and Interfaces have presented a new method with which to precisely control the permeability of microcapsules using the salt content and the temperature of the solution. In order to accomplish this, the researchers developed a theoretical model whic...

Just like us, social stress prompts hamsters to overeat, gain weight

Put a mouse or a rat under stress and what does it do? It stops eating. Humans should be so lucky. When people suffer nontraumatic stress they often head for the refrigerator, producing unhealthy extra pounds. When Syrian hamsters, which are normally solitary, are placed in a group-living situati...

What's shaped like a pear and has 2 genomes? Check the pond

If you could peer microscopically into the closest freshwater pond, you'd hesitate before dipping a toe. Amid the murky water, you'd probably notice an oddly furry, pear-shaped organism gliding along--and gobbling up everything in its path. This tiny predator has a big name-- Tetrahymena thermo...

Genetically altered mice no longer like cocaine

Researchers found that they could eliminate the rewarding effect of cocaine on mice by genetically manipulating a key target of the drug in the animal's brain. While the researchers aren't suggesting that these genetic modifications be made in humans, the work brings to light the key protein that...

Some like it hot: Worms at deep-sea vents favor a fiery 45-55°C

Scientists have found that worms dwelling at deep-sea hydrothermal vents opt for temperatures of 45-55 degrees Celsius (113-131 degrees Fahrenheit) when given a choice of conditions, giving them the highest thermal preference of any animal studied to date. This unique preference for extreme tempera...

World's pledge to halve hunger by 2015 looks like empty promise

Almost 200 countries agreed in 1990 to cut worldwide hunger in half by 2015. That commitment is now looking like an empty promise -- all talk and no action -- according to a Cornell University expert on world hunger. If business proceeds as usual, just as many people will be hungry in the world -...

Light activated anticancer drug targeted to DNA using cisplatin like sub-units

One of the most effective chemotherapy drugs against cancer is cisplatin because it attaches to cancer DNA and disrupts repair. However, it also kills healthy tissue. Many scientists are creating alternative drugs or cisplatin analogs in attempts to find treatments without side effects. One approac...

Gene needed for butterfly transformation also key for insects like grasshoppers

It is a marvel of nature that a creature such as a caterpillar changes into something quite different, a butterfly. Contrast that with a grasshopper, which looks largely the same from the time it hatches through its adult stage. New University of Washington research shows that a regulatory gene ...

A biosensor layered like lasagna

In a mixing of pasta metaphors, Pacific Northwest National Laboratory scientists have used electrostatic attraction to layer reactive biological molecules lasagna-like around spaghetti-like carbon nanotubes. This configuration can accommodate a wide range of applications, from ultra-precise bloo...
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