Quantcast
Channel: Medical Xpress - spotlight medical and health news stories
Browsing all 12727 articles
Browse latest View live

Researchers publish study on genome of aggressive cervical cancer that killed...

A team from the University of Washington has unveiled a comprehensive portrait of the genome of the world's first immortal cell line, known as HeLa. The cell line was derived in 1951 from an aggressive...

View Article


Neurobiologists discover elementary motion detectors in the fruit fly

Recognising movement and its direction is one of the first and most important processing steps in any visual system. By this way, nearby predators or prey can be detected and even one's own movements...

View Article


Researchers map complex motion-detection circuitry in flies

Some optical illusions look like they're in motion even though the picture is static. A new map of the fly brain also suggests motion—or at least how the fly sees movement. The new research, published...

View Article

Making connections in the eye: Wiring diagram of retinal neurons is first...

The human brain has 100 billion neurons, connected to each other in networks that allow us to interpret the world around us, plan for the future, and control our actions and movements. MIT...

View Article

Researchers propose new experiments on mutant bird flu (Update)

Scientists proposed developing a more potent strain of the deadly H7N9 bird flu on Wednesday to examine how mutant forms might spread among humans, a topic that has stoked global alarm in the past.

View Article


Scientists use genome sequencing to prove herbal remedy causes upper urinary...

Genomic sequencing experts at Johns Hopkins partnered with pharmacologists at Stony Brook University to reveal a striking mutational signature of upper urinary tract cancers caused by aristolochic...

View Article

Chocolate may help keep brain healthy

Drinking two cups of hot chocolate a day may help older people keep their brains healthy and their thinking skills sharp, according to a study published in the August 7, 2013, online issue of...

View Article

Cognitive decline with age is normal, routine—but not inevitable

If you forget where you put your car keys and you can't seem to remember things as well as you used to, the problem may well be with the GluN2B subunits in your NMDA receptors.

View Article


Study: Heart pump with behind-the-ear power connector

Cardiac surgeons and cardiologists at the University of Maryland Heart Center are part of a multi-center clinical trial evaluating the efficacy of powering heart pumps through a skull-based connector...

View Article


Dementia risk tied to blood sugar level, even with no diabetes

A joint Group Health–University of Washington (UW) study in the New England Journal of Medicine has found that higher blood sugar levels are associated with higher dementia risk, even among people who...

View Article

Cell maturity pathway is deleted or weak in glioblastoma multiforme

A program that pushes immature cells to grow up and fulfill their destiny as useful, dedicated cells is short-circuited in the most common and deadly form of brain tumor, scientists at The University...

View Article

Scientists identify key protein that modulates organismal aging

Scientists at Sanford-Burnham Medical Research Institute have identified a key factor that regulates the autophagy process, a kind of cleansing mechanism for cells in which waste material and cellular...

View Article

New approach in the treatment of breast cancer

Scientists at the MedUni Vienna, in collaboration with a working group led by Nancy Hynes at the University of Basel, have discovered a new approach in the treatment of breast cancer: an international...

View Article


Researchers find caffeine during pregnancy negatively impacts mice brains

(Medical Xpress)—A team of European researchers has found that mice who consume caffeine while pregnant give birth to pups with negative changes to their brains. In their paper published in the journal...

View Article

Our brains can (unconsciously) save us from temptation

Inhibitory self control – not picking up a cigarette, not having a second drink, not spending when we should be saving – can operate without our awareness or intention.

View Article


Scientists watch live brain cell circuits spark and fire (w/ Video)

Scientists used fruit flies to show for the first time that a new class of genetically engineered proteins can be used to watch nerve cell electrical activity in live brains. The results, published in...

View Article

Genetic evidence shows recent population mixture in India

Scientists from Harvard Medical School and the CSIR-Centre for Cellular and Molecular Biology in Hyderabad, India, provide evidence that modern-day India is the result of recent population mixture...

View Article


Latino genomes point way to hidden DNA: 20 million missing base pairs mapped

Hidden in the tangled, repetitious folds of DNA structures called centromeres, researchers from Harvard Medical School and the Broad Institute have discovered the hiding place of 20 million base pairs...

View Article

Muscle health depends on sugar superstructure

For many inherited diseases, such as cystic fibrosis or Huntington disease, the disease-causing genetic mutation damages or removes a protein that has an essential role in the body. This protein defect...

View Article

Robot treats brain clots with steerable needles (w/ Video)

Surgery to relieve the damaging pressure caused by hemorrhaging in the brain is a perfect job for a robot.

View Article
Browsing all 12727 articles
Browse latest View live