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Social Isolation Makes Strokes More Deadly, Study Finds

New research in mice suggests that social isolation may promote more damaging inflammation in the brain during a stroke.

Researchers at Ohio State University found that all the male mice that lived with a female partner survived seven days after a stroke, but only 40 percent of socially isolated animals lived that long.

In addition, the paired mice suffered much less brain damage than did the surviving solitary mice.

"Under nearly every measure, it seems that there was something about living together that protected the mice by reducing the damaging inflammatory response," said Kate Karelina, lead author of the study and a doctoral student in neuroscience at Ohio State University.

Bulb

Brain Wave Patterns Can Predict Blunders, New Study Finds

A distinct alpha-wave pattern occurs in two brain regions just before subjects make mistakes on attention-demanding tests, according to a new study.
Science Daily Brain wave
© Donders InstituteNeuroscientist Ole Jensen models the Donders Institute's MEG machine. With the help of the machine, Jensen, Ali Mazaheri (now at UC Davis) and colleagues found that a distinct alpha-wave pattern occurred in the brains of people taking an attention-demanding test.

From spilling a cup of coffee to failing to notice a stop sign, everyone makes an occasional error due to lack of attention. Now a team led by a researcher at the University of California, Davis, in collaboration with the Donders Institute in the Netherlands, has found a distinct electric signature in the brain which predicts that such an error is about to be made.

The discovery could prove useful in a variety of applications, from developing monitoring devices that alert air traffic control operators that their attention is flagging, to devising new strategies to help children cope with attention deficit hyperactivity disorder (ADHD). The work will be posted online on March 23 by the journal Human Brain Mapping as part of a special issue highlighting innovations in electromagnetic brain imaging that will be published in May.

Fish

Study: Range of pharmaceuticals in fish across US

Fish caught near wastewater treatment plants serving five major U.S. cities had residues of pharmaceuticals in them, including medicines used to treat high cholesterol, allergies, high blood pressure, bipolar disorder and depression, researchers reported Wednesday.

Findings from this first nationwide study of human drugs in fish tissue have prompted the Environmental Protection Agency to significantly expand similar ongoing research to more than 150 different locations.

Syringe

Indonesia plan to halt vaccinations

Indonesia's health minister wants to end vaccinating children against meningitis, mumps and some other diseases because she fears drug companies are using the country as a testing ground.

Siti Fadillah Supari - who first drew widespread attention by boycotting the World Health Organisation's 50-year-old virus sharing system in 2007 - said she wanted "scientific proof" that shots for illnesses like pneumonia, chicken pox, the flu, rubella and typhoid were "beneficial".

Attention

'Oldest person in the world' set to celebrate her 130th birthday

Sakhan Dosova1
© dailymail.co.ukTen years old when Hitler was born: Sakhan Dosova, who apparently turns 130 on March 27, in a recent picture
Officials in Kazakhstan say they have a found a woman who will this week celebrate her 130th birthday, making her 16 years older than the oldest known human currently living.

Sakhan Dosova - a mother of ten - says she has never visited a doctor nor eaten sweets. She is addicted to cottage cheese and puts her longevity down to her sense of humour.

Her remarkable age came to light during a census in Karaganda in northern Kazakhstan. Demographers were astonished to find that she was also on Stalin's first census of the region in 1926 when her age was given as 47.

Bandaid

Mussel "Glue" And Inkjet Printers May Make For Faster Healing From Surgeries

Image
© Garry
The adhesive protein mussels create allow them to stick tenaciously to virtually any type of material, including rocks, glass, metals, and wood. Now, researchers at North Carolina State University found a way to use this natural mussel glue along with a variation on the inkjet printer to make medical adhesives that can potentially shorten the healing time from surgeries. The approach may help replace traditional sutures, and lead to faster recovery times and increased precision for exacting operations like eye surgery, according to the researchers.

Syringe

Study: Anesthesia in Infancy Linked to Later Disabilities

Every surgery poses risk, as doctors will inform you, but in most cases it's a necessary one. The benefits of going under the knife frequently outweigh the risks of infection or complications, or the dangers associated with anesthesia.

But balancing the benefits and risks is more difficult when the patients are babies, the most fragile population. Now a new study from the Mayo Clinic, published March 24 in the journal Anesthesiology, finds a link between exposure to anesthesia during surgery in infancy and learning disabilities later in life - the first such study to do so in humans - making the decision to operate even more fraught for both parents and doctors.

Health

Flammable Tap Water Ignites Concern In Hudson

Methane Gas Suspected, Precise Source Unknown

Hudson, Colorado -- Hudson resident Renee McClure said she couldn't believe it when her son turned on the kitchen faucet then held a cigarette lighter next to the running water.

The water ignited.

The flammable water phenomenon is affecting at least three homeowners in the Hudson area. Those homeowners want to know why.


Arrow Down

Why High-Fructose Corn Syrup Causes Insulin Resistance

A new study in mice sheds light on at least part of the reason for the insulin resistance that can come from diets high in high-fructose corn syrup, a sweetener found in most sodas and many other processed foods.

Fructose is much more readily metabolized to fat in the liver than glucose, and in the process can lead to nonalcoholic fatty liver disease. NAFLD in turn leads to hepatic insulin resistance and type II diabetes.

Arrow Up

'Holy Powder' Makes Your Cell Membranes Behave for Better Health

The marigold-colored spice known as turmeric, which is revered in India as "holy powder," has been used for centuries to treat wounds, infections and other health problems. In recent years, there has been increasing research into turmeric's main ingredient, curcumin, and its astonishing array of antioxidant, anti-cancer, antibiotic, antiviral and other properties.

Now, researchers have discovered that curcumin acts by inserting itself into cell membranes and making them more orderly, a move that improves cells' resistance to infection and malignancy.