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Identifying Zombie Bacteria May Help Treat TB

January 26, 2015 2:00 pm | by EPFL | News | Comments

“Living-dead” bacteria exist in limbo: biologically active but not proliferating. Buried in this zombie state, disease-causing bacteria could come back from the dead to re-infect patients. Researchers have produced the first evidence of this strange phenomenon in tuberculosis, suggesting new avenues for treatment.

GMO Mosquitoes May Be Released in Florida Keys

January 26, 2015 2:00 pm | by Associated Press, Jennifer Kay | News | Comments

Millions of genetically modified mosquitoes could be released in the Florida Keys if British...

Research Pinpoints Factors for Inaccurate Weather Forecasts

January 26, 2015 2:00 pm | by Tel Aviv Univ. | News | Comments

The inaccuracy of forecasts has personal implications for people around the world, leaving them...

WHO Tries to Fix Itself After Botching Ebola

January 26, 2015 2:00 pm | by Associated Press, Maria Cheng | News | Comments

The World Health Organization has proposed reforms that could overhaul its structure after...

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Experts Aid Spain’s Hunt for Cervantes Centuries Later

January 26, 2015 8:38 am | by Associated Press, Jorge Sainz, Harold Heckle | News | Comments

Forensic experts began excavating graves and examining bones this weekend in a tiny chapel in Madrid, hoping to solve the centuries-old mystery of exactly where the great Spanish writer Miguel de Cervantes was laid to rest. The author of "Don Quixote" was buried in 1616 at the Convent of the Barefoot Trinitarians in Madrid's historic Barrio de las Letras, but the exact whereabouts of his grave within the convent chapel are unknown.

Flexible Schedules Aid Health, Sleep

January 26, 2015 7:00 am | by Penn State Univ. | News | Comments

About 30 percent of U.S. adults reported not regularly getting a sufficient amount of sleep, a 2012 CDC survey found. Sleep deficiency has been linked to increased risk of automobile crashes, chronic disease and early mortality. Giving employees more control over their work schedules may help curb sleep deficiency.

Umami May Aid Health

January 26, 2015 7:00 am | by BioMed Central | News | Comments

The umami taste could have an important and beneficial role in health, according to a new study. Research also found that kokumi substances, which modify flavor, could improve the taste of low-fat foods.

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Laughs from Lab: Jan. 26, 2015

January 26, 2015 7:00 am | News | Comments

The editors of Laboratory Equipment want you to start your week with a smile of your face. With years of science experience, we've heard every science joke there is. So, here’s a science joke you might like. Q: What happened when a physicist ate pasta and antipasti?

Daily Drinking Increases Cirrhosis Risk

January 26, 2015 7:00 am | by Elsevier Health Sciences | News | Comments

Approximately 170,000 people die from alcoholic cirrhosis of the liver in Europe every year. Although alcohol is the most important risk factor, less is known about the significance of different patterns of drinking. Now, investigators have established that alcohol drinking pattern has a significant influence on the risk of cirrhosis and that daily drinking increases that risk compared with drinking less frequently.

Prenatal Stress Affects Fetal Development

January 26, 2015 7:00 am | by Wiley | News | Comments

Stress hormones in the mother can affect fetal development. Researchers found that increased levels of glucocorticoid stress hormones in pregnant mice caused the mother to eat more but reduced the ability of the placenta to transport glucose to her fetus.

New Drug Testing: One Dose, Then Surgery

January 23, 2015 3:00 pm | by Associated Press, Marilynn Marchione | News | Comments

Lori Simons took the bright orange pill at 3 a.m. Eight hours later, doctors sliced into her brain, looking for signs that the drug was working. She is taking part in one of the most unusual cancer experiments in the nation. With special permission from the FDA and multiple drug companies, a hospital is testing medicines very early in development and never tried on brain tumors before.

Device Lowers Blood Pressure Significantly

January 23, 2015 3:00 pm | by Queen Mary Univ. of London | News | Comments

A revolutionary device has been shown to significantly lower blood pressure among patients with uncontrolled high blood pressure, compared to those treated with usual drug measures. The device is a paper clip-sized implant that is inserted between the artery and vein in the upper thigh, in a procedure lasting around 40 minutes under local anesthetic.

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Tool Plots Future of Solar-fuel Refineries

January 23, 2015 3:00 pm | by Univ. of Wisconsin-Madison | News | Comments

The process of converting the sun’s energy into liquid fuels requires a sophisticated, interrelated series of choices. Now, scientists have outlined a tool to help engineers better gauge the overall yield, efficiency and costs associated with scaling solar-fuel production processes up into large-scale refineries.

Celiac Disease Tripled Among Kids in 20 Years

January 23, 2015 3:00 pm | by British Medical Journal | News | Comments

The evidence to date suggests that up to 1 percent of all children in the UK have blood markers for celiac disease, an autoimmune reaction to dietary gluten from wheat, barley and rye. While the numbers of new cases diagnosed in infants and toddlers remained fairly stable across all four countries, diagnoses among children older than two years almost tripled in the space of 20 years.

Ancestors Used Hands Like Modern Humans

January 23, 2015 3:00 pm | by Univ. of Kent | News | Comments

New research suggests pre-Homo human ancestral species, such as Australopithecus africanus, used human-like hand postures much earlier than was previously thought. Anthropologists have produced the first research findings to support archaeological evidence for stone tool use among fossil australopiths 3-2 million years ago.

Vaccine May Help You Quit Smoking

January 23, 2015 7:00 am | by ACS | Videos | Comments

New research may help millions stick to a common resolution: quitting smoking. Scientists are working on a nicotine vaccine that could put an end to the addiction.

Yes: Talking to Coma Patients Does Speed Recovery

January 23, 2015 7:00 am | by Northwestern Univ. | News | Comments

“Can he hear me?” Family members are desperate to know the answer to this question when a loved one with a traumatic brain injury is in a coma. A new study shows the voices of loved ones telling the patient familiar stories stored in his long-term memory can help awaken the unconscious brain and speed recovery from the coma.

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Are Oranges or Orange Juice Better for You?

January 23, 2015 7:00 am | by ACS | News | Comments

Many health advocates advise people to eat an orange and drink water rather than opt for a serving of sugary juice. But, scientists are reporting that the picture is not clear-cut.

Salt Messes with the Brain

January 23, 2015 7:00 am | by McGill Univ. | News | Comments

While the link between salt and hypertension is well known, scientists haven’t understood how high salt intake increased blood pressure. Now, by studying the brains of rats, researchers have discovered that ingesting large amounts of dietary salt causes changes in key brain circuits.

Comparing Organic With Conventional Milk is Apples to Apples

January 23, 2015 7:00 am | by Elsevier | News | Comments

Consumers perceive that organic cow milk differs from conventionally produced milk and that these differences justify the premium price for organic milk. But, in terms of nutrients in milk, there is nothing distinct about organic milk that makes it unique from conventionally produced milk once the different factors that influence milk production are taken into consideration.

Are Arsenic Compounds in Edible Algae Stable?

January 23, 2015 7:00 am | by Universidad Politécnica de Madrid | News | Comments

Researchers have studied the stability of diverse arsenic species found in edible marine algae and have established the best conditions for their storage and preservation.

Supposed Cancer-promoting Enzymes Suppress Tumors

January 22, 2015 3:00 pm | by UC San Diego | News | Comments

Upending decades-old dogma, a team of scientists say enzymes— long categorized as promoting cancer— are, in fact, tumor suppressors and that current clinical efforts to develop inhibitor-based drugs should instead focus on restoring the enzymes' activities.

Chat Between Good Bacteria, Host Key to Digestive Health

January 22, 2015 3:00 pm | by Univ. of Utah Health Sciences | News | Comments

As many as 1.4 million Americans suffer from inflammatory bowel disease. A new study has demonstrated that mice deficient for a component of the immune system, a protein called MyD88, are more susceptible to contracting a severe IBD-like illness.

e-Cigs May Hold Formaldehyde Risk

January 22, 2015 3:00 pm | by Associated Press, Marilynn Marchione | News | Comments

Using certain electronic cigarettes at high temperature settings could potentially release more formaldehyde, a cancer-causing chemical, than smoking traditional cigarettes does, new lab tests suggest. The research does not prove a health risk— it involved limited testing on just one brand of e-cigarettes and was done in test tubes, not people.

Experiments, Simulations Shed Light on Collagen’s Force

January 22, 2015 3:00 pm | by MIT, David Chandler | News | Comments

Research combining experimental work and detailed molecular simulations has revealed, for the first time, the complex role that water plays in collagen— a protein that is a component of tendons, bone, skin and other structural tissues in the body.

Dino-killing Asteroid Didn't Cause Global Firestorms

January 22, 2015 3:00 pm | by Univ. of Exeter | News | Comments

Scientists recreated the energy released from an extraterrestrial collision with Earth that occurred around the time that dinosaurs became extinct. They found that the intense, but short-lived, heat near the impact site could not have ignited live plants, debunking the theory that the impact led to global firestorms.

Travelers on Antibiotics May Spread Superbugs Globally

January 22, 2015 3:00 pm | by Oxford University Press | News | Comments

Taking antibiotics for diarrhea may put travelers visiting developing parts of the world at higher risk for contracting superbugs and spreading these daunting drug-resistant bacteria to their home countries. This is according to a new study that calls for greater caution in using antibiotics for travelers’ diarrhea, except in severe cases.

Ola Benderius and the 70-year-old Driving Mystery

January 22, 2015 7:00 am | by Lily Barback, Associate Editor | News | Comments

This week’s Scientist of the Week is Ola Benderius from Chalmers Univ. of Technology. He and a team solved a 70-year-old driving mystery: why do people jerk the wheel?

Nutrients in Fish May Protect Brain from Mercury

January 22, 2015 7:00 am | by Univ. of Rochester | News | Comments

New research provides further evidence that the benefits of fish consumption on prenatal development may offset the risks associated with mercury exposure. In fact, the new study suggests that the nutrients found in fish have properties that protect the brain from potential toxic effects of the chemical.

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