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Breaking News: Genetic Marker Linked to OCD

May 13, 2014 9:11 am | News | Comments

A group of researchers say they have identified a genetic marker that may be associated with the development OCD, the causes and mechanisms of which are some of the least understood among mental illnesses.            

Officials Confirm Reports of Second US MERS Case

May 12, 2014 1:53 pm | News | Comments

Health officials have confirmed a second U.S. case of a mysterious virus that has sickened hundreds in the Middle East. A news conference to discuss the case has been scheduled for Monday afternoon by the Florida Department of Health and the CDC.

Why is MS More Common in Women?

May 9, 2014 1:10 pm | News | Comments

A newly identified difference between the brains of women and men with multiple sclerosis (MS) may help explain why so many more women than men get the disease, researchers report.                    

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Breaking News: High-produce Diet Cuts Stroke Risk

May 8, 2014 4:00 pm | News | Comments

Eating more fruits and vegetables may reduce the risk of stroke worldwide, according to new research. The beneficial effects applied consistently to men and women, stroke outcome and by type of stroke.              

'Bad' Cholesterol Helps Cancer Spread

May 7, 2014 12:48 pm | News | Comments

In a world-first, researchers have discovered one of the main reasons behind why cancer spreads throughout the body: the help of "bad" cholesterol. The research found that LDL regulates the machinery that controls cell migration.       

CDC Confirms First US Case of MERS Infection

May 5, 2014 8:21 am | by Mike Stobbe - AP Medical Writer | News | Comments

Health officials confirmed the first case of an American infected with a mysterious virus that has sickened hundreds in the Middle East. Federal and state health officials announced on Monday that they are scheduled to discuss their response to the illness.

Stem Cells Regenerate Heart Muscle in Primates

May 1, 2014 1:24 pm | Videos | Comments

Stem cell therapy can regenerate heart muscle in primates, according to a new study. The scientists on this and related projects are seeking way to repair hearts weakened by myocardial infarctions.               

‘Junk’ Genome Regions Linked to Heart Failure

April 25, 2014 2:27 pm | News | Comments

Large sections of the genome that were once referred to as “junk” DNA have been linked to human heart failure, according to new research. So-called junk DNA was long thought to have no important role in heredity or disease because it doesn’t code for proteins.

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Half-Billion-Year-Old Heart Found More Complex than Today’s

April 24, 2014 3:01 pm | by Cynthia Fox | Articles | Comments

520 million years ago, the first known animal heart, the heart of an ancient shrimp, was formed. Now, it, and its vascular system, have been found to be more complex than that of modern shrimp, researchers report.         

Breaking News: New Genetic Brain Disorder Discovered

April 24, 2014 12:09 pm | News | Comments

A newly identified genetic disorder associated with degeneration of the central and peripheral nervous systems in humans, along with the genetic cause, has been reported.                       

Cancer Spread’s ‘Family Tree’

April 23, 2014 12:34 pm | News | Comments

The process of metastasis is still poorly understood. Now, a research team has developed a simple test that can reveal the evolutionary relationships among various tumor sites within a patient, information that may someday help with treatment planning.

Brain Activity Observed in Real Time

April 22, 2014 12:14 pm | News | Comments

Scientists have worked together to create tools for observing nerves in living animals that signal between themselves in real time, which will help them understand how those individual signals add up to the complex collection of a person's thoughts and memories.

Breaking News: Sleep Disorder Linked to Brain Diseases

April 22, 2014 8:58 am | News | Comments

Researchers say that rapid-eye-movement sleep behavior disorder (RBD), which causes people to act out their dreams, is the best current predictor of brain diseases like Parkinson's and Alzheimer's.               

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Down Syndrome, Leukemia Link Uncovered

April 21, 2014 11:48 am | News | Comments

Although doctors have long known that people with Down syndrome have a heightened risk of developing acute lymphoblastic leukemia (ALL) during childhood, they haven’t been able to explain why. Now, a team investigators has uncovered a connection between the two conditions.

Lost Stem Cells Naturally Replaced by Non-stem Cells

April 18, 2014 11:58 am | News | Comments

Researchers have discovered an unexpected phenomenon in the organs that produce sperm in fruit flies: when a certain kind of stem cell is killed off experimentally, another group of non-stem cells can come out of retirement to replace them.   

Breaking News: Marijuana Use Linked to Brain Abnormalities

April 16, 2014 8:30 am | News | Comments

Young adults who used marijuana only recreationally showed significant abnormalities in two brain regions that are important in emotion and motivation. This is the first study to show casual use of marijuana is related to major brain changes.  

Breaking News: Coffee Intake Linked to Liver Cancer Risk

April 9, 2014 11:16 am | News | Comments

The more cups of coffee a person drank, the lower the risk for developing hepatocellular carcinoma (HCC), the most common type of liver cancer, according to new research.                       

Movies Synchronize Brains of Different People

April 7, 2014 1:58 pm | News | Comments

Researchers have succeeded in developing a method fast enough to observe immediate changes in the function of the brain even when watching a movie. When we watch a movie, our brains react to it immediately in a way similar to other people's brains.

Scientists ID Key Cells in Touch Sensation

April 7, 2014 1:49 pm | Videos | Comments

In a new study, researchers solved an age-old mystery of touch: how cells just beneath the skin surface enable us to feel fine details and textures.                              

Scientist Said He May Have Made STAP Cells—Just As Riken Called Fraud

April 2, 2014 1:23 pm | by Cynthia Fox | Articles | Comments

Riken Institute brass want co-authors of the “acid bath” stem cell papers to retract one, after appeal, citing deliberate misconduct. But two developments may complicate this. First, lead author Haruko Obokata refuses to accept it. And Kenneth Lee has become the first scientist outside the co-authors to publicly claim that, following the latest protocol for acid bath cells, he may have made them.

Breaking News: Forgetting is Actively Regulated

March 13, 2014 12:00 pm | News | Comments

Through memory loss, unnecessary information in the brain is deleted and the nervous system retains its plasticity. Previously, it was not clear if this process was active or passive, but scientists have now discovered a molecular mechanism that actively regulates the process of forgetting.

Breaking News: Do Obesity, Birth Control Pills Up MS Risk?

February 27, 2014 4:00 pm | News | Comments

In two new studies, the so-called “obesity hormone” leptin and hormones used for birth control are being examined for their potential role in the development of multiple sclerosis (MS).                   

Estrogen Affects Blood Stem Cells, Explaining Pregnancy

February 20, 2014 2:19 pm | by Cynthia Fox | Articles | Comments

Researchers have another answer to the question of how females can generate so much blood—enough for two blood systems—during pregnancy. The answer is stem cells, as is so often the case lately when a question has something to do with underlying biological mechanisms.

An Essential Step Toward Printing Living Tissues

February 20, 2014 11:55 am | Videos | Comments

A new bioprinting method creates intricately patterned 3D tissue constructs with multiple types of cells and tiny blood vessels. The work represents a major step toward a longstanding goal of tissue engineers: creating human tissue constructs realistic enough to test drug safety and effectiveness.

Breaking News: Could Metabolism Play a Role in Epilepsy?

February 19, 2014 9:29 am | News | Comments

Researchers exploring a possible link between metabolic defects and seizures have determined that diet could influence susceptibility to seizures, and they have identified a common diabetes drug that could be a useful treatment.       

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