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Biology News From Nature News Service

BioEd Online is pleased to provide biology and life sciences news items from Nature News, the popular science syndication arm of the premier international science publisher, the Nature Publishing Group. Nature News is an authoritative and accessible online round-up of what's new in science research.

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August 26, 2007

Grape genome unpicked  

Vintage sequence could lead to improved pest resistance and new wine flavours.

August 23, 2007

Illusion mimics out-of-body experiences  

Camera trickery shows how easy it is to fool the mind.

August 22, 2007

Chimps practise self control  

Apes distract themselves with play to resist temptation.

These mice are made for grooming  

Gene knockout gives mice OCD symptoms.

Diamonds found in Earth's oldest cystals  

Gems in 4.3-billion-year-old zircon baffle geologists.

August 20, 2007

Early dementia causes weight loss  

Women show signs of physical change a decade before mental decline.

Body clock might stop during hibernation  

The brains of hibernating hamsters don't keep time.

August 17, 2007

Asthma sufferers who blamed car fumes receive payment  

Respiratory victims of Tokyo's diesel haze accept cash settlement.

August 16, 2007

Long-term memory gets wiped  

ZIP protein makes rats forget a month-old memory.

Snakes strike back at starvation  

Serpents stay alert and strong without food.

Mice can smell greenhouse gas  

Rising CO makes a stink for mice.

August 15, 2007

Autistic kids don't catch yawns  

Yawning isn't contagious for some of the socially impaired.

Talc softens earthquake chafing  

Mineral shown to ease part of California's quake zone.

HIV triggers the 'opposite of cancer' in the brain  

Study unpicks how AIDS causes dementia.

August 13, 2007

Cooking up a smoky solution  

Texan mesquite could offer cheap biofuel resource.

Radar reveals ancient Cambodian metropolis  

Map of Angkor supports the notion of a sprawling city of a million people.

Paper holds the power  

Nanotubes plus paper make for flexible batteries.

August 10, 2007

The best is the enemy of the good  

Slightly helpful mutations in E. coli much more plentiful than thought.

Rising temperatures "will stunt rainforest growth"  

Plants suffering in the heat could make global warming worse.

August 9, 2007

Model approach to climate prediction  

Improved climate predictions use observations for increased accuracy.

How antidepressant drugs work as roadblocks for brain chemicals  

Antidepressant drugs work as roadblocks for brain chemicals.

Not just a bunch of bones  

Researchers discover that skeleton is actually an endocrine organ.

Bugs don't bug flies  

Bacteria presence seems curiously irrelevant to fly lifespan.

US panel has 'some concern' about effects of bisphenol A  

Worries over neural effects in children, but reassurances on other risks.

August 8, 2007

Twin fossil find adds twist to human evolution  

had an unexpected neighbour, and a surprising lifestyle too.

August 7, 2007

Puppet parents raise troubled condors  

Captive-reared birds struggle to reconnect with their own species.

Genetic popsicle  

Bacteria revived after 8 million years in the freezer

August 6, 2007

Foot and mouth disease returns to the UK  

Laboratories under the spotlight as disease found on farm.

August 5, 2007

Nose goes, gender bends  

Knocking out pheromone sensor makes female mice act male.

August 3, 2007

Should meat-eaters guide conservation?  

Researchers disagree over whether predators reflect biodiversity.

Phoenix mission on the launch pad  

Reincarnated martian lander goes in search of water.

The mystery of the wandering winkle  

The date the common sea snail arrived in North America is still open to debate.

August 2, 2007

Orang-utans are cunning communicators  

Apes modify their gestures depending on human response

Korean stem cells unmasked  

Disgraced biologist's cell line was first of its kind, but not cloned.

August 1, 2007

Owls' ears map the world  

Stealthy birds are better at detecting horizontal shifts in sound sources.

Unfit viruses cause worse disease  

Computer model pins AIDS on quick-and-dirty strains of HIV.

Brown clouds boost global warming  

Aerosols over Asia incriminated in Himalayan glacial melting.

July 30, 2007

Buzzed, fit and cancer-free  

Running and caffeine guard against skin cancer in mice.

Are big beasts' cancers self-defeating?  

Tumours on tumours might limit lethal disease in large animals.

July 29, 2007

Genes influence emotional memory  

Genetic differences affect recall of positive and negative events.

New genetic risk factors for multiple sclerosis found  

Genes point to the importance of immune system proteins.

July 27, 2007

Medical opinion comes full circle on cannabis dangers  

Frequent use more than doubles psychosis risk, says new large-scale analysis.

Dark days for NASA  

Space agency hit by claims of theft, sabotage and drunkenness.

July 26, 2007

Single gene deletion boosts lifespan  

Mutant mice live longer, age slower and eat more.

Sex change wipes out invasive species  

'Trojan chromosomes' enlisted in battle against alien invaders.

July 25, 2007

Carbon makes super-tough paper  

Atom-thick sheets stacked to make strong ultra-thin material.

Mobile telephone masts 'do not cause illness'  

Study finds no evidence of symptoms from electromagnetic waves.

July 24, 2007

New mutations implicated in half of autism cases  

Disorder linked to genetic differences between parent and offspring.

Jumbo squid invades California  

Voracious mollusc sets up home in the North Pacific.

Mastodon DNA sequenced  

Ancient tooth reveals elephants' family tree.

Organic compound found in the stars  

Life-building molecules might be spread throughout space.

July 23, 2007

Rainfall changes linked to human activity  

Greenhouse-gas emissions have made the Northern Hemisphere wetter.

July 20, 2007

The man with a hole in his brain  

Scans reveal a fluid-filled cavity in the brain of a normal man.

Manic mood swings can destroy grey matter  

Bipolar episodes decrease brain size, and possibly intelligence.

July 19, 2007

Crabs use their shells for garbage disposal  

Fiddler crabs rid excess lead from their system by moulting.

Queen bees avert the sting in the tail  

Honeybee queens may use scent to stay popular in negative situations.

July 18, 2007

Revealed: how the mind processes placebo effect  

Expecting a big reward helps the reward to come true.

The megaflood that made Britain an island  

Geological evidence supports theory of surge down the English Channel.

GM potatoes expelled from Andes  

Peruvians decide to ban transgenic crop from the potato homeland.

Misconduct hearing starts in Britain  

Andrew Wakefield's status as doctor is under review.

Getting conservation into the mainstream  

Emma Marris finds out how two South Africans in the field are convincing business and government to value biodiversity.

Cancer-proof mice live longer  

An extra copy of a tumour-killing gene helps mice to stay young.

July 17, 2007

Japanese nuclear reactor under-designed for earthquake?  

Rapid acceleration shakes up more than the ground in Japan.

A switch in handedness changes the brain  

Forcing lefties to be righties results in more brain activity.

July 16, 2007

How sickness makes us sleep  

Immune protein makes the body clock turn down a notch.

This chimp is made for walking  

Some are more efficient on two feet than four.

July 15, 2007

Mbius strip unravelled  

Mathematicians solve 75-year-old mystery of infinite loop's shape.

July 13, 2007

Beep Beep! from the Cretaceous  

Roadrunner-like bird lived in China more than 100 million years ago.

China had more wars in cold weather  

Reduced agricultural productivity seems to trigger armed conflict.

Student Grand Prix showcases green engines  

Alternative fuels push for entry to UK speed trials.

It could only happen in the movies  

Real science can't compete at the movies with bad science. But perhaps that's how it is meant to be.

July 12, 2007

Bad memories can be supressed  

People are able to make themselves forget disturbing images.

Bears build up what fish flush out  

Overlooked pollutants might be having a bigger effect than we thought.

Allergic reactions more common in north  

US study finds link between location and anaphylaxis.

July 11, 2007

Chernobyl birds are better off drab and lazy  

Species able to invest in cell defence suffer less from radiation.

Underground lab set for South Dakota  

Abandoned gold mine might yield secrets of life and the Universe.

Libyan court upholds death sentences  

Hopes remain for deal to free medics accused over HIV outbreak.

See new galaxies without leaving your chair  

Astronomers enlist Internet users to unravel mysteries of galactic birth.

A healthy world needs lots of species  

Effects of biodiversity loss could be worse than previously thought.

July 10, 2007

Metabolic switch delivers healthy fat  

Mouse study spots protein that generates fuel-burning tissue.

Divers dismantle artificial reef  

Wayward tyres were damaging corals off Florida.

July 9, 2007

Whaling made penguins switch to krill  

Birds changed diet after humans killed shrimp eaters.

July 6, 2007

Buckyballs could help fight allergies  

Nanoparticles show a talent for blocking immune reactions.

New candidate drug for bipolar disorder  

A designed alternative to lithium shows early promise.

TB diagnosis change causes confusion  

Identifying drug-resistant tuberculosis is a global problem.

July 5, 2007

The tusk detective  

Samuel Wasser is a conservation biologist at the University of Washington in Seattle, and an outspoken opponent of elephant poaching. He talks to Emma Marris about his genetic methods for tracing poached ivory.

Second space 'hotel' model launched  

Time to start planning your 2012 orbital vacation?

DNA reveals a green Greenland  

Old forests hint that the island has been icy for 450,000 years.

Super-eruption: no problem?  

Tools found before and after a massive eruption hint at a hardy population.

July 4, 2007

AIDS harms the environment  

Families turn to natural resources after losing key bread-winners.

Smart apes spit  

Orang-utans use water to solve peanut puzzle.

Doubt cast on fertility technique  

Screening embryos might do more harm than good.

July 3, 2007

Generosity among rats  

Rats do unto others as they have been done to.

Mother donates frozen eggs to daughter  

Legal first means girl could one day give birth to her own half-sibling.

Biodefence work halted at US university  

Indefinite suspension follows safety lapses at Texas A&M.

Mice born from cloned sperm  

Technique raises hopes for infertile men.

July 2, 2007

World Heritage List gets bigger  

rounds up key decisions from last week's conference on UNESCO's wonders of the world.

Doctors announce new fertility feat  

Baby is first to be born from eggs matured and frozen in the lab.

Giant bird was a glider  

soared rather than flapped over Argentina.

July 1, 2007

Powerful urine is mind-altering  

Alpha-male pheromones cause females to make brain cells.

Lubricant reduces virus risk  

Mouse study points to preventive treatments for cervical cancer.

June 29, 2007

Europe burns its wine lake  

Leftovers become biofuel as officials move to cut excess production.

Urine grows better fish food  

Human waste could be an alternative to chemical fertilizers.

June 28, 2007

Out of the desert, on to the sofa  

Cats' DNA reveals time and place of domestication.

Ancient seeds reveal Andean crops  

American and Old World horticulture began about the same time.

Genome transplant makes species switch  

One type of bacterium has been reprogrammed into another.

June 27, 2007

Elephants run in slow motion  

Unusual gait could reduce stress on the limbs of large animals.

Crater candidate spotted in Tunguska  

Siberian lake could have been made by asteroid blast.

June 26, 2007

Research returns to Biosphere dome  

Self-sufficiency research lab leased to environmental studies.

June 25, 2007

Parasites suck toxins from sharks  

Intestinal worms collect heavy metals from the sea.

Push to legalize Afghanistan's opium trade  

Group calls for end of poppy eradication strategy.

Giant penguins lived in Peru  

Fossils reveal the flightless birds' early migration to the tropics.

Is it a chimp-help-chimp world?  

Clever experiment shows altruism in great apes.

June 24, 2007

High notes really are high  

Perception of pitch and spatial orientation are linked.

June 22, 2007

Disappearing lake confuses geologists  

A quake or melting ice could have drained a Chilean lake away.

The patent threat to designer biology  

Behind scare stories of building synthetic life lies the issue of who owns the biological parts.

June 21, 2007

Scientists decry President Bush's veto of stem-cell bill  

Senate may yet override decision, but House falls short of needed votes.

Older siblings are smarter  

Social standing within a family affects average intelligence scores.

Ancient disease resistance made us vulnerable to HIV  

Early immune resistance may have helped to set stage for modern pandemic.

June 20, 2007

Biofuel repertoire expanded  

New route turns crop sugars into a fuel that beats ethanol.

Supreme Court hearing starts for medics facing death penalty  

Last legal step begins for health workers appealing Libyan verdict.

Early gunshot victim uncovered  

Violent wounds tell story of the Spanish conquest of Inca peoples.

China tops CO emissions  

Developing nation overtakes America, and is set to rise.

Baylor College of Medicine