Latest science news in Biology & Nature

First "Halloween" Costumes: Skins, Skulls, and Skirts?

10 years ago from National Geographic

A far cry from the faux Palins, pirates, and princesses of today, costumes during Halloween's precursor included animal skins and heads, drag getups, and mechanical horse heads.

Building the blood-brain barrier

10 years ago from Biology News Net

Construction of the brain's border fence is supervised by Wnt/b-catenin signaling, report Liebner et al. in The Journal of Cell Biology.

Research team maps cell interactions

10 years ago from Physorg

(PhysOrg.com) -- Proteins make up the machinery of the cell. Their interaction with each other is responsible for how the cell functions within a living organism. Intrigued by what these...

UPI NewsTrack Health and Science News

10 years ago from UPI

Amphibians confirmed as bellwethers … Scientists find new way to fight leukemia … Amphibians disappear from Yellowstone … Puberty disorder gene is identified ... Health/Science news from UPI.

New plant sciences primer is released

10 years ago from UPI

WASHINGTON, Oct. 29 (UPI) -- The U.S. National Academies have released a new primer on the achievements and promise of plant genome sciences.

Mechanism In Cells That Generate Malignant Brain Tumors May Offer Target For Gene Therapy

10 years ago from Science Daily

The researchers who first isolated cancer stem cells in adult brain tumors in 2004 have now identified a molecular mechanism that is involved in the development of these cells from...

How Epilepsy Develops: New Relationship Between Brain Derived Neurotrophic Factor And Inflammatory Signaling

10 years ago from Science Daily

The development of epilepsy in adult rats is linked to functional changes in the expression of alpha 1 containing GABA-A receptors.

DNA Repair: Structure Of The Mre11 Protein Bound To DNA

10 years ago from Science Daily

DNA repair is critical for avoiding cancer and other diseases. A molecular machine called the MRN complex finds and signals double-strand breaks and initiates error-free repair by means of homologous...

Acupuncture Used For Animal Ailments

10 years ago from Science Daily

Needles are often equated with pain and discomfort; however, for a horse named Gypsy the tiny sharp objects brought about much needed relief as a professor administered acupuncture therapy.

Increase in Leptospirosis Disease in Sea Lions

10 years ago from Science Daily

The Marine Mammal Center has seen an increase in leptospirosis cases in sea lions this year. Researchers there are launching a new study to determine causes of cyclical outbreaks and...

Purple Tomatoes, Rich In Health-Protecting Anthocyanins, Developed With Help Of Snapdragons

10 years ago from Science Daily

Scientists have expressed genes from snapdragon in tomatoes to grow purple tomatoes high in health-protecting anthocyanins. Anthocyanins are naturally occurring pigments found at particularly high levels in berries such as...

Gene Find Sheds Light On Motor Neuron Diseases Like ALS

10 years ago from Science Daily

Scientists have identified a gene in mice that plays a central role in the proper development of one of the nerve cells that goes bad in amyotrophic lateral sclerosis, or...

Seeing color in 'blindsight'

10 years ago from Physorg

By manipulating the brain noninvasively in a new way with magnetic stimulation, researchers have shown that they can restore some experience of color where before there was no visual awareness...

MicroRNAs make for safer cancer treatments

10 years ago from Biology News Net

Viruses -- long regarded solely as disease agents -- now are being used in therapies for cancer. Concerns over the safety of these so-called oncolytic viruses stem from their potential...

Biosolids microbes pose manageable risk to workers

10 years ago from Physorg

Class B biosolids are sewage sludges that have been treated to contain fewer than 2.0 x 106 fecal coliforms/dry gram. The USEPA estimates that 6.3 million tonnes of Class B...

Video: Name that baby panda!

10 years ago from MSNBC: Science

Oct. 27: A baby panda born at the Atlanta Zoo is ready for a name. Msnbc.com's Dara Brown reports. (msnbc.com)

CO2 Emissions And Imperiled Species

10 years ago from C&EN

Agencies nix use of Endangered Species Act to regulate coal-fired power plants

Exposure To Low Doses Of Mercury Changes The Way The Arteries Work

10 years ago from Science Daily

An international team of researchers has shown that mercury is another important factor in cardiovascular disease as it changes the way arteries work. One of the possible sources of exposure...

New Clue To Muscular Dystrophy Uncovered: Mediator In Communication Between Neurons And Muscle Cells Found

10 years ago from Science Daily

A missing piece of the puzzle of how neurons and muscle cells establish lifelong communication has been found by researchers who suspect this piece may be mutated and/or attacked in...

Vitamin D: Not a simple case of cause and effect

10 years ago from CBC: Technology & Science

When it comes to vitamin D, should we be boosting our intake or proceeding with extreme caution?

Safety officers weighed options before deciding to shoot 12-foot gator

10 years ago from Physorg

Animal lovers are shocked and angry that authorities shot a 12-foot alligator last week near Old Town in Bay St. Louis, Miss.

Cancer cure in a sponge? Institute tests synthetic version of substance

10 years ago from Physorg

A sponge that lives in the ocean depths off Florida's coastline holds a compound that might fight pancreatic and colon cancers.

Vaccine may save Australia's prawns

10 years ago from Science Alert

Researchers have used gene silencing techniques to help stop the spread of a deadly prawn virus that costs the Australian industry up to $6.5 million each year.

Cause Of Weakness In Marine Animal Hybrids Discovered

10 years ago from Science Daily

A genetic malfunction found in marine crustaceans called copepods likely explains why populations of animals that diverge and eventually reconnect produce weak "hybrid" offspring.

First Inhabitants Of Caribbean Brought Drug Heirlooms With Them

10 years ago from Science Daily

Scientists have found physical evidence that the people who colonized the Caribbean from South America brought with them heirloom drug paraphernalia that had been passed down from generation to generation...

'Cheshire Cat' Escape Strategy In Response To Marine Viruses

10 years ago from Science Daily

A novel defense strategy displayed in response to marine viruses by some of the most abundant unicellular organisms found in our oceans has recently been demonstrated. The results enable a...

Feature: Encountering mutual respect

10 years ago from Science Alert

Since the beginning of recorded history whales have always held an extraordinary magnetism for humans. Now, for a particular subspecies of minke whale, which visits Queensland’s north coast each year,...

The Food Chain: Drought Resistance Is the Goal, but Methods Differ

10 years ago from NY Times Science

Scientists are trying to create varieties of corn, wheat and other crops that can thrive with little water.