Related Science News – Page 76 – Innovita Research

Related Science News

February 20, 2018

Atlas of brain blood vessels provides fresh clues to brain diseases

The vasculature of the brain is, like elsewhere on the body, made up of arteries, veins and thin, intervening vessels called capillaries through which the main exchange of oxygen, nutrients and waste products takes place. However, the vessels of the brain differ from others in one important respect – the […]
February 20, 2018

Calcium may play a role in the development of Parkinson’s disease

Researchers have found that excess levels of calcium in brain cells may lead to the formation of toxic clusters that are the hallmark of Parkinson’s disease. The international team, led by the University of Cambridge, found that calcium can mediate the interaction between small membranous structures inside nerve endings, which […]
February 20, 2018

Sleep problems in menopause linked to hot flashes, depression – and may not last

Sleep disruptions are one of the most commonly reported complaints among menopausal women. A new study of middle-aged women found that sleep problems vary across the stages of menopause, yet are consistently correlated with hot flashes and depression. The findings suggest that addressing those risk factors may also address sleep disruptions, as […]
February 20, 2018

Fifteen new genes identified that shape our face

Researchers from KU Leuven, Belgium, and the universities of Pittsburgh, Stanford and Penn State have identified 15 genes that determine our facial features. The findings were published in Nature Genetics. Our DNA determines what we look like, including our facial features. That appeals to the popular imagination, as the potential […]
February 19, 2018

NIH releases first dataset from unprecedented study of adolescent brain development

The National Institutes of Health Tuesday released to the scientific community an unparalleled dataset from the Adolescent Brain Cognitive Development (ABCD) study. To date, more than 7,500 youth and their families have been recruited for the study, well over half the participant goal.  Approximately 30 terabytes of data (about three […]
February 19, 2018

Slow it Down

For most prostate cancer patients, androgen-deprivation therapy, either through surgical removal of the testicles or the use of drugs that suppress testosterone production, is the standard treatment. Unfortunately, androgen deprivation stops working for almost all patients, leading to what is called castration-resistant disease. In such patients whose cancer has not […]
February 15, 2018

Nitrate in drinking water increases the risk of colorectal cancer

Nitrate in groundwater and drinking water, which primarily comes from fertilisers used in the agricultural production, has not only been subject to decades of environmental awareness – it has also been suspected of increasing the risk of cancer. The largest epidemiological study ever carried out in this area now shows that […]
February 15, 2018

Motion Capture-like Technology for Tracking Protein Shape

In many modern animated movies, the trick to achieving realistic movements for individual characters and objects lies in motion-capture technology. This process often involves someone wearing a tracking suit covered in small, colored balls while a camera captures the position of those colored balls, which is then used to represent […]
February 15, 2018

In Plain Sight

Long after cancer has left the body, many patients continue to deal with one particular symptom that refuses to go away: fatigue. In a new study, researchers at Harvard Medical School, Beth Israel Deaconess Medical Center and the University of Alabama at Birmingham (UAB) have found that the power of placebos, even […]
February 15, 2018

In Effort to Treat Rare Blinding Disease, Researchers Turn Stem Cells into Blood Vessels

People who inherit a mutated version of the ATF6 gene are born with a malformed or missing fovea, the eye region responsible for sharp, detailed vision. From birth, their vision is severely limited, and there is no cure. Jonathan Lin, MD, PhD, associate professor of pathology at University of California […]
February 14, 2018

Neutron study of glaucoma drugs offers clues about enzyme targets for aggressive cancers

New insights from neutron analysis of glaucoma drugs and their enzyme target may help scientists design drugs that more effectively target aggressive cancers. A team of researchers led by the Department of Energy’s Oak Ridge National Laboratory used neutron macromolecular crystallography to investigate the different states of three glaucoma drugs […]
February 14, 2018

Training brains—young and old, sick and healthy—with virtual reality

An accidental discovery by Rochester researchers in 2003 touched off a wave of research into the area of neuroplasticity in adults, or how the brain’s neural connections change throughout a person’s lifespan. Fifteen years ago, Shawn Green was a graduate student of Daphne Bavelier, then an associate professor of brain […]
February 14, 2018

New images reveal how the ear's sensory hairs take shape

Our ears are exquisite detection instruments, capable of discerning a whisper or distinct notes of music within a symphony. To pick up these sounds, tiny hair-like filaments in the inner ear must be packed into precisely arranged bundles, all facing the same direction. Images of the normal, tidy architecture of […]
February 14, 2018

Wearables Could Catch Heart Problems That Elude Your Doctor

For years, Kathi Sigona felt like she had “a chest full of writhing worms in a bag.” The 57-year-old middle school principal also tired easily, but multiple visits to the doctor had found no heart trouble. Then, 12 years ago, Sigona was at her doctor’s office in Modesto, Calif., for […]
February 14, 2018

Current PSA Monitoring Ignores Risk to Some Prostate Cancer Survivors

Prostate cancer survivors make up the largest group, 41 percent, of male cancer survivors. In these survivors, early detection of recurrence can lead to life-saving interventions, but in older men who survived low-risk cancer and have limited life expectancy, those same interventions may do more harm than good. However, when UC San […]
February 14, 2018

Cancer-Killing Virus Acts by Alerting Immune System

A new UC San Francisco study has shown that a cancer-killing (“oncolytic”) virus currently in clinical trials may function as a cancer vaccine – in addition to killing some cancer cells directly, the virus alerts the immune system to the presence of a tumor, triggering a powerful, widespread immune response […]
February 14, 2018

Apalutamide Delays Progression of Nonmetastatic, Castration-Resistant Prostate Cancer

Treatment with an investigational androgen receptor inhibitor significantly delayed the development of metastasis in patients with prostate cancer that had become resistant to standard androgen-deprivation therapy. The results of a multi-institutional, phase 3 clinical trial of apalutamide – led by investigators from Massachusetts General Hospital (MGH) and University of California […]
February 14, 2018

A Map App to Track Stem Cells

New imaging tool for recording changes over time, space and function Researchers who work with stem cells have ambitious goals. Some want to cure cancer or treat heart disease. Others want to grow the tissues and organs that patients need for transplants. Some groups are even working to develop highly […]
February 13, 2018

Light-activated cancer drugs without toxic side effects: fresh insight

Future cancer drugs that are activated by light and don’t cause the toxic side-effects of current chemotherapy treatments are closer to becoming a reality, thanks to new research made possible by the Monash Warwick Alliance, an intercontinental collaboration between the University of Warwick (UK) and Monash University (Australia). Led by […]
February 13, 2018

Positive attitudes about aging reduce risk of dementia in older adults

Research has shown that older persons who have acquired positive beliefs about old age from their surrounding culture are less likely to develop dementia. This protective effect was found for all participants, as well as among those carrying a gene that puts them at higher risk of developing dementia, a […]
February 13, 2018

Researchers develop novel immunotherapy to target colorectal cancer

A Yale-led research team has developed an antibody that blocks tumors in animal models of colorectal cancer. If the finding is confirmed in clinical trials, the antibody-based treatment could become an effective weapon against colorectal cancer, and possibly other cancers, that resist current immunotherapies, the researchers said. The study was published […]
February 13, 2018

Scientists Crack Structure of Enzyme Complex Linked to Cancer

A research team led by a biochemist at the University of California, Riverside has solved the crystal structure for an enzyme that plays a key role in DNA methylation, the process by which methyl groups are added to the DNA molecule. DNA methylation alters gene expression. This fundamental cellular mechanism […]
February 12, 2018

Asthma drug potential treatment for aortic aneurysm

“Our results are exciting and open the way for a medical treatment of this serious vascular disease,” says Professor Jesper Z. Haeggström at Karolinska Institutet’s Department of Medical Biochemistry and Biophysics. An aortic aneurysm occurs when the wall of the body’s largest artery, the aorta, weakens and swells. The disease progresses slowly and […]
February 12, 2018

A new kind of homing beacon targets cancerous cells and other diseases

But this insidious killer has an Achilles’ heel. Many leukemia cells are betrayed by a molecule on their exterior surfaces known as CD19. When activated, CD19 will kill the cancer cell to which it is attached. To cancer biochemists, CD19 is like a tiny radio signal broadcasting to the world, […]
February 12, 2018

Inhibiting the growth of pancreatic cancer

The study, funded by the charity Pancreatic Cancer Research Fund, suggests that the new technique could potentially become a promising new treatment for patients with the aggressive disease, and could be combined with existing chemotherapy to improve chances of survival. Dr Stella Man, from BCI, said: “We’ve shown for the […]
February 12, 2018

Cancer ‘vaccine’ eliminates tumors in mice

Injecting minute amounts of two immune-stimulating agents directly into solid tumors in mice can eliminate all traces of cancer in the animals, including distant, untreated metastases, according to a study by researchers at the Stanford University School of Medicine. The approach works for many different types of cancers, including those that […]
February 12, 2018

Study tracks therapy to slow idiopathic pulmonary fibrosis

Investigators in the Division of Allergy, Pulmonary and Critical Care have launched a pilot study to see if patients with idiopathic pulmonary fibrosis (IPF) can tolerate the addition of a commonly used antiviral drug to standard IPF treatments. The research team believes the drug may ultimately help slow progression of […]
February 12, 2018

High exposure to radiofrequency radiation linked to tumor activity in male rats

High exposure to radiofrequency radiation (RFR) in rodents resulted in tumors in tissues surrounding nerves in the hearts of male rats, but not female rats or any mice, according to draft studies from the National Toxicology Program (NTP). The exposure levels used in the studies were equal to and higher […]
February 9, 2018

Stem cell divisions in the adult brain seen for the first time

Scientists from the University of Zurich have succeeded for the first time in tracking individual stem cells and their neuronal progeny over months within the intact adult brain. This study sheds light on how new neurons are produced throughout life. The generation of new nerve cells was once thought to […]
February 9, 2018

Research is Changing the Game for Melanoma Treatment

Wilmot Cancer Institute patients with advanced melanoma (stage III) now have more options for treatment, thanks to research co-authored by a University of Rochester Medical Center surgical oncologist and published in Lancet Oncology. The study involved comparing two treatment approaches for high-risk melanoma patients with a BRAF gene mutation in their cancer: standard […]