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The Lead

Young Women Don't Recognize Cervical Cancer Symptoms

September 30, 2014 7:00 am | by King’s College London | News | Comments

New research suggests that many women under 30 with cervical cancer are diagnosed more than three months after first having symptoms. In many cases, this is because they do not recognize the symptoms as serious.

Blood Test Can ID Hay Fever

September 30, 2014 7:00 am | by The Univ. of Queensland | News | Comments

Researchers have developed a blood test that can accurately detect one of the commonest causes...

Tobacco Firms Challenge Court Order

September 30, 2014 7:00 am | by Associated Press, Michael Felberbaum | News | Comments

The nation's largest tobacco companies are challenging court-ordered advertisements...

Ice Storm Babies Have DNA ‘Signatures’

September 30, 2014 7:00 am | by Douglas Mental Health Univ. Institute | News | Comments

The number of days an expectant mother was deprived of electricity during Quebec’s 1998 Ice...

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Biologists Find Early Cancer Sign

September 29, 2014 2:00 pm | by MIT, Anne Trafton | News | Comments

Years before they show any other signs of disease, pancreatic cancer patients have very high levels of certain amino acids in their bloodstream, according to a new study. This find could offer new insights into developing early diagnostics for pancreatic cancer, which kills about 40,000 Americans every year and is usually not caught until it is too late to treat.

Ecstasy Affects Ability to Detect Faces

September 29, 2014 2:00 pm | by ScienceNetwork WA | News | Comments

Using ecstasy significantly affects a person’s ability to detect faces, shapes and patterns, research has found. The study discovered ecstasy users were poorer than matched controls at detecting patterns through global form processing, a mechanism that helps the brain to detect visual information.

Doctors Urge IUDs, Implants for Teen Girls

September 29, 2014 2:00 pm | by Associated Press, Lindsey Tanner | News | Comments

Teen girls who have sex should use IUDs or hormonal implants— long-acting birth control methods that are effective, safe and easy to use, the nation's most influential pediatricians' group recommends.

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Mystery Culprit in Nine Child Paralysis Cases

September 29, 2014 8:30 am | by Associated Press, Mike Stobbe | News | Comments

Health officials are investigating nine cases of muscle weakness or paralysis in Colorado children and whether the culprit might be a virus causing severe respiratory illness across the country.

Skin Turns Radiation to Heat with Rapid Reaction

September 26, 2014 2:00 pm | by Lund Univ. | News | Comments

Researchers have worked out how the pigment of the skin manages to protect the body from the sun’s dangerous UV rays. The skin pigment converts the UV radiation into heat through a rapid chemical reaction that shoots protons from the molecules of the pigment.

One in 10 Antibiotic Treatments Fail

September 26, 2014 2:00 pm | by Cardiff Univ. | News | Comments

Over a 22 year period, more than one in 10 of all antibiotic treatments in a primary care setting failed. This rate has increased and continues to rise, according to a new study that analyzed almost 11 million antibiotic prescriptions in the UK.

Thousands of Ebola Vaccines Available Soon

September 26, 2014 2:00 pm | by Associated Press | News | Comments

The World Health Organization says there should be thousands of doses of experimental Ebola vaccines available in the coming months and they could eventually be given to health care workers and other people who have had contact with the sick.

Worms Can Let Celiac Sufferers Enjoy Pasta

September 26, 2014 7:00 am | by James Cook Univ. | News | Comments

Researchers have achieved ground-breaking results in a clinical trial using hookworms to reduce the symptoms of celiac disease. Twelve participants were each experimentally infected with 20 hookworm larvae. By the end of the trial, subjects were eating the equivalent of a medium-sized bowl of spaghetti with no ill effects.

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Treated Fracking Wastewater is Still Potentially Harmful

September 25, 2014 2:00 pm | by ACS | News | Comments

Concerns that fluids from hydraulic fracturing, or “fracking,” are contaminating drinking water abound. A new study has found that discharge of fracking wastewaters to rivers, even after passage through wastewater treatment plants, could be putting the drinking water supplies of downstream cities at risk.

Bacteria's Communication System Can Kill Cancer

September 25, 2014 2:00 pm | by Univ. of Missouri | News | Comments

Cancer, while always dangerous, truly becomes life-threatening when the cancerous cells begin to spread to different areas throughout the body. Now, researchers have discovered that a molecule used as a communication system by bacteria can be manipulated to prevent cancer cells from spreading.

Gov't Tightens Oversight Rules for Germ Research

September 25, 2014 2:00 pm | by Associated Press, Lauran Neergaard | News | Comments

The Obama administration is tightening oversight of high-stakes scientific research involving dangerous germs that could raise biosecurity concerns, imposing new safety rules on universities and other institutions where such work is done.

Child Maltreatment Alters Obesity-linked Hormone

September 25, 2014 7:00 am | by King’s College London | News | Comments

Children who are maltreated may be at an increased risk of obesity and inflammatory disorders because of low levels of leptin— a hormone involved in regulating appetite, according to new research. The findings suggest leptin deficiency may contribute to physical health problems associated with early life stress, and provide a possible target in disease prevention.

Walking Rats Bring Clinical Trials Closer

September 25, 2014 7:00 am | by EPFL | Videos | Comments

Scientists have discovered how to control the limbs of a completely paralyzed rat in real time to help it walk again. Building on earlier work in rats, this new breakthrough is part of a more general therapy that could one day be implemented in rehabilitation programs for people with spinal cord injury. Clinical trials could start as early as next summer.

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Chantix May Not Cause Suicidal Behavior

September 25, 2014 7:00 am | by Associated Press, Matthew Perrone | News | Comments

New government-approved labeling on Pfizer's drug Chantix suggests that the anti-smoking medication may not carry the risks of suicidal behavior that first earned it the Food and Drug Administration's strongest warning more than five years ago.

Early Language Development Alters Anatomy of Brain in Autism

September 24, 2014 2:00 pm | by Univ. of Cambridge | News | Comments

Individual differences in early language development, and in later language functioning, are associated with changes in the anatomy of the brain in autism. A new study has found that a common characteristic of autism– language delay in early childhood– leaves a “signature” in the brain.

Designer Proteins Fight Alzheimer’s, Cancer

September 24, 2014 2:00 pm | by Univ. of Leicester | News | Comments

Chemists have reported a breakthrough in techniques to develop new drugs in the fight against diseases such as cancer and Alzheimer’s. The team has developed an innovative process allowing them to generate a particular type of synthetic amino acid— and a particular type of designer protein— that has not been done before.

Tonsil Stem Cells May Repair Liver Sans Surgery

September 24, 2014 2:00 pm | by ACS | News | Comments

The liver provides critical functions, such as ridding the body of toxins. Its failure can be deadly, and there are few options for fixing it. But, scientists are reporting a way to potentially inject stem cells from tonsils, a body part we don’t need, to repair damaged livers— all without surgery.

Immune System is Ally in Cancer Cyberwar

September 24, 2014 7:00 am | by Rice Univ. | News | Comments

Research scientists who are fighting a cyberwar against cancer have found that the immune system may be a clinician’s most powerful ally.

Ebola Drugs to be Fast-tracked in West Africa

September 24, 2014 7:00 am | by Univ. of Oxford | News | Comments

Potential new treatments for Ebola are to be tested in West Africa for the first time as part of an international initiative to fast-track trials of the most promising drugs against the disease that has already led to over 2,600 deaths.

Many Kids With Health Risks Lack School Emergency Plans

September 24, 2014 7:00 am | by Northwestern Univ. | News | Comments

Only one in four students with asthma and half of children with food allergies have emergency health management plans in place at school, leaving schools inadequately prepared to manage daily needs and handle medical emergencies related to often life-threatening medical conditions.

Why We Need Antibiotics

September 24, 2014 7:00 am | by ACS | Videos | Comments

Antibiotics revolutionized health care in the early 20th century, helping kill bacteria that once killed thousands of people. But bacteria are constantly outsmarting science, and new strains of antibiotic-resistant bacteria are popping up more frequently.

Four Lessons Learned from Ebola Outbreak

September 23, 2014 2:00 pm | by Associated Press, Maria Cheng | News | Comments

Six months into the biggest-ever Ebola outbreak, scientists say they know more about how the deadly virus behaves. The first cases were reported in Guinea by the World Health Organization on March 23— before spreading to Sierra Leone, Liberia and elsewhere. Here's a look at what scientists have learned so far.

FDA: Beware of Fake Drug Distributors

September 23, 2014 2:00 pm | by Associated Press, Matthew Perrone | News | Comments

U.S. health regulators are trying to help doctors spot counterfeit and unapproved drugs by raising awareness of illegal operations that peddle bogus drugs to health professionals.

Blood Test May Help Gauge Psychosis Risk

September 23, 2014 7:00 am | by UNC School of Medicine | News | Comments

A new study reports preliminary results showing that a blood test, when used in psychiatric patients experiencing symptoms that are considered to be indicators of a high risk for psychosis, identifies those who later go on to develop psychosis.

Obesity, Stress Pack a Double Punch for Health

September 23, 2014 7:00 am | by Brandeis Univ. | News | Comments

If you're overweight, you may be at greater risk for stress-related diseases like type 2 diabetes, cardiovascular disease and cancer, according to a new study. The researchers observed that overweight and obese individuals have higher levels of stress-induced inflammation than those within a healthy weight range.

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