Latest science news in Biology & Nature

A New Way To Look At Lung Cancer And Tobacco Carcinogens

11 years ago from Science Daily

Previous studies have shown how polycyclic aromatic hydrocarbons damage DNA, with the emphasis on how PAHs bind directly to DNA itself, leading to the mutations in critical genes that cause...

Olfactory Receptor Neurons Select Which Odor Receptors To Express

11 years ago from Science Daily

Scientists have looked at the problem of understanding the regulatory mechanisms that create different cells from a single template by using the olfactory system of the fruit fly. The ability...

News Bytes of the Week: Flying dinosaur preferred to hoof it while hunting [News]

11 years ago from Scientific American

Flying dinosaur preferred to hoof it while hunting [More]

Brazil's top court approves stem cell research

11 years ago from Physorg

(AP) -- Brazil's Supreme Court ruled Thursday that scientists can conduct embryonic stem cell research, which holds the promise of curing Parkinson's disease and diabetes but raises ethical concerns...

Structure Of Salt Lake Archaeal Virus Solved In Finland

11 years ago from Science Daily

Researchers have solved the structure of archaeal virus SH1 to the resolution of one nanometer. The results that shed new light on the evolution of viruses.

Sugar-coated Antibiotics

11 years ago from Science Daily

Researchers have recently elucidated the structure and function of an enzyme which is involved in decorating antibiotics with sugar molecules. Many antibiotics have different carbohydrate molecules attached to them which...

Synthetic Copycat Of Living Cell Underway: Life, But Not As We Know It?

11 years ago from Science Daily

Researchers have taken some important first steps to creating a synthetic copycat of a living cell. Scientists have used polymers -- long-chain molecules -- to construct capsule-like structures that have...

New Insights Into Cellular Reprogramming Revealed By Genomic Analysis

11 years ago from Science Daily

Recent research has shown that adult mouse and human cells can be transformed, or "reprogrammed" into a primitive, stem-cell state, but the process is inefficient and poorly understood. Now, thanks...

Mice Mothers Devote Energies To Offspring When Life Is Threatened

11 years ago from Science Daily

Sick female deer mice devote their energy to producing healthier offspring. Deer mice offspring of infected mothers were bigger, meaning they are more likely to survive and reproduce. This finding...

New Threat To Spotted Owl Exposed

11 years ago from Science Daily

A new study provides a baseline distribution of blood parasites and strains in spotted owls, suggesting a more fragile immune health than previously understood for the already threatened Northern and...

Malaria parasites 'family plan'

11 years ago from BBC News: Science & Nature

Parasites ensure the spread of malaria by being able to produce more sons than daughters.

Intestinal bacteria promote -- and prevent! -- inflammatory bowel disease

11 years ago from Biology News Net

Scientists search for drug candidates in some very unlikely places. Not only do they churn out synthetic compounds in industrial-scale laboratories, but they also scour coral reefs and scrape tree...

North Pacific humpback whales rebounding

11 years ago from UPI

WASHINGTON, May 28 (UPI) -- The U.S. National Oceanic and Atmospheric Administration says most North Pacific humpback whale populations are rebounding.

Microbiology: The inside story

11 years ago from News @ Nature

The human body teems with microbes. In this, the first of two features, Asher Mullard looks at the global efforts to catalogue this vast 'microbiome'. Apoorva Mandavilli meets the...

Kew Gardens provides climate for agricultural change

11 years ago from Physorg

A device to help some of the most impoverished farmers in Africa maximise their crop yields is being tested at London`s Kew Gardens.

Sullivan Wins NSF Career Award for Research on Therapeutic Drug Carriers

11 years ago from Newswise - Scinews

Millicent Sullivan was a born engineer. As a youngster, she had a fascination with shapes and loved building things with Tinker Toys. Today, Sullivan, an assistant professor of chemical...

Organic corn: Increasing rotation complexity increases yields

11 years ago from Physorg

While demand for organic meat and milk is increasing by about 20% per year in the United States, almost all organic grain and forage to support these industries in the...

EU urged to review animal testing

11 years ago from BBC News: Science & Nature

A world expert on primates, Dr Jane Goodall, urges Europe to find alternatives to experiments on animals.

Federal scientists probe decline of B.C. salmon runs

11 years ago from CBC: Technology & Science

Scientists from the Department of Fisheries and Oceans are trying to find a link between climate change and Pacific salmon stocks.

Squirrel hunters set 1,000 traps

11 years ago from BBC News: Science & Nature

Conservationists in Cumbria set 1,000 traps along the Scottish border to stem the spread of grey squirrels.

Giant flying reptiles preferred to walk

11 years ago from Physorg

New research into gigantic flying reptiles has found that they weren`t all gull-like predators grabbing fish from the water but that some were strongly adapted for life on the ground.

Family feuds -- why close relatives keep their distance in the animal kingdom

11 years ago from Physorg

Mammals cannot share their habitat with closely related species because the need for the same kind of food and shelter would lead them to compete to the death, according to...

Large-scale community protein annotation -- WikiProteins

11 years ago from Physorg

Today sees the launch of a new collaborative website initially focusing on proteins and their role in biology and medicine. The WikiProfessional technology underlying the site has been developed based...

Novel Toxin Receptor Discovered For Ulcer-causing Stomach Pathogen

11 years ago from Science Daily

Helicobacter pylori is one tough bug. It can survive in the human stomach, a zone with a pH somewhere between that of lemon juice and battery acid. Now researchers have...

Mexico Navy hunts for sharks after attacks

11 years ago from Reuters:Science

MEXICO CITY (Reuters) - The Mexican Navy searched for sharks in the ocean near Pacific surfing beaches on Monday, after two bathers were killed and another maimed in a rare...

Female albatrosses shack up

11 years ago from MSNBC: Science

What happens when there is a shortage of males and a female wants to have a family?  In the case of the Laysan albatross, females shack up with each other...

Tigers, Elephants Returning to War-Torn Cambodia Forest

11 years ago from National Geographic

Just as wildlife begins to trickle back to the protected Mondulkiri reserve, a development boom may put more pressure on the fragile environment, experts say.