Latest science news in Biology & Nature

Aussies map kangaroo genome

11 years ago from Science Alert

A team of Australian scientists have released the world's first detailed map of the kangaroo genome, completing the first phase of the kangaroo genomic project.

Gene found for vital brain structure

11 years ago from Science Alert

New research has found a gene controlling how a crucial part of the human brain develops – helping understanding of how the developing brain can go wrong.

New View Inside Bacteria Could Improve Health

11 years ago from Live Science

The bacterial cell wall, a target of potent antibiotics, can now be imaged in three dimensions to show how it gives bacteria structural support and protection.

New Gene-silencing Pathway Found In Plants

11 years ago from Science Daily

Biologists have made major headway in explaining a mechanism by which plant cells silence potentially harmful genes. New research in Cell explains how RNA polymerases work together to use the...

Researchers define ideal time for stem cell collection for Parkinson's disease therapy

11 years ago from

Researchers have identified a stage during dopamine neurone differentiation that may be an ideal time to collect human embryonic stem cells for transplantation to treat Parkinson's disease, according to data...

Antibiotics can cause pervasive, persistant changes to microbiota in human gut

11 years ago from

Using a novel technique developed by Mitchell Sogin of the Marine Biological Laboratory (MBL) to identify different types of bacteria, scientists have completed the most precise survey to date of...

Gut Check Reveals Vast Multicultural Community Of Bugs In Bowels

11 years ago from Science Daily

Mention the phrase "diverse ecosystem," and it conjures images of tropical rainforests and endangered coral reefs. It also describes the human colon. A new study reveals in greater detail than...

New imaging technique tracks cancer-killing cells over prolonged period

11 years ago from Biology News Net

Coaxing a patient's own cells to hunt down and tackle infected or diseased cells is a promising therapeutic approach for many disorders. But until now, efforts to follow...

Scientists gain insight into the cause and possible treatment of motor neurone disease

11 years ago from

BBSRC-funded researchers at UCL along with collaborators at King's College London have identified a molecule that could be the key to understanding the cause of neurodegenerative diseases such as motor...

Exercise increases brain growth factor and receptors, prevents stem cell drop in middle age

11 years ago from Science Blog

A new study confirms that exercise can reverse the age-related decline in the production of neural stem cells in the hippocampus of the mouse brain, and suggests that this happens...

Killer Whales Target Favorite Fish With Sonar?

11 years ago from National Geographic

Using their natural sonar, some killer whales seem able to detect chinook salmon and will seek them out even when other fish are more plentiful, a new study says.

International team discovers gene associated with epilepsy

11 years ago from

A University of Iowa-led international research team has found a new gene associated with the brain disorder epilepsy. While the PRICKLE1 gene mutation was specific to a rare form of...

Can an ant be employee of the month?

11 years ago from

Ants specialising on one job such as snatching food from a picnic are no more efficient than 'Jane-of-all-trade' ants, according to new research...

'Orphan' genes play an important role in evolution

11 years ago from

Closely related animal species share most of their genes and look almost identical. However, minor morphological differences allow us to tell them apart. What is the genetic basis for these...

Biomedical Engineers' Detective Work Reveals Antibiotic Mechanism

11 years ago from Science Daily

Biomedical researchers used a series of genetic clues to uncover how certain antibiotics kill bacteria. They focused on finding the precise trigger that caused over-production of hydroxyl radical molecules and...

A big bunch of tomatoes?

11 years ago from

Why do poppies and sunflowers grow as a single flower per stalk while each stem of a tomato plant has several branches, each carrying flowers? In a new study, published...

Toxic toads killing Australian crocodiles: scientists

11 years ago from Physorg

Toxic cane toads are killing alarming numbers of Australia's freshwater crocodiles as the alien pests hop inexorably across the continent, research showed Tuesday.

Japanese scientists clone embryo of endangered rabbit

11 years ago from Physorg

Japanese scientists said Tuesday they had created a cloned embryo from the dead body of an endangered species of rabbit and are hoping for a birth.

Are ants that specialize better at their job?

11 years ago from Physorg

Adam Smith, the father of modern economics, wrote in 1776 that specialized labor provides benefits to human industry, and similar benefits have been suggested to explain the world-wide success of...

Bird killings 'deeply troubling'

11 years ago from BBC News: Science & Nature

The number of birds of prey killed illegally in Scotland is "deeply troubling", a conservation group has said.

Protein Can Nurture Or Devastate Brain Cells, Depending On Its 'Friends,' Researchers Find

11 years ago from Science Daily

Researchers have uncovered new insights into the "Dr. Jekyll and Mr. Hyde" nature of a protein that stimulates stem-cell maturation in the brain but, paradoxically, can also lead to nerve-cell...

How Cells Take Out The Trash To Prevent Disease

11 years ago from Science Daily

Garbage collectors are important for removing trash; without them waste accumulates and can quickly become a health hazard. Similarly, individual cells that make up such biological organisms as humans also...

How Cancer Spreads: Signaling Between Protein, Growth Factor Is Critical For Coordinated Cell Migration

11 years ago from Science Daily

The mysterious process that orchestrates cells to move in unison to form human and animal embryos, heal wounds, and even spread cancer depends on interaction between two well-known genetic signaling...

Got photos of polar bears in the wild?

11 years ago from MSNBC: Science

If you have taken photos of polar bears in the wild, noting the date and location of the images, you can be part of the largest study to identify individual...

Fish choose their leaders by consensus

11 years ago from Biology News Net

Just after Americans have headed to the polls to elect their next president, a new report in the November 13th issue of Current Biology, a Cell Press publication, reveals how...

First live rhinoceros birth from frozen-thawed semen

11 years ago from Biology News Net

There may be less than 20,000 rhinoceros in the world, with one species perhaps already extinct and another with possibly only four animals remaining in the wild. As the populations...

New online databases on life in extreme environments

11 years ago from

To aid their research, scientists are frequently in need of information on specific expertise, research partners, projects, infrastructures or equipments. The new CAREX online databases have therefore been created to...

"6 Degrees of Kevin Bacon" Provides Clue to Complex Networks

11 years ago from Newswise - Scinews

Results could remove bottlenecks from the Internet and biological systems.