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Science News Archive February 2019 - Page 38


Page 38 of 40

Biggest ever map of human Alzheimer's brain published

A team of researchers has created the largest dataset of its type ever, mapping the relative levels of over 5,825 distinct proteins across six regions of the brain. The study reveals new molecular targets for Alzheimer's disease and identifies changes in the cerebellum that may protect it from damage caused by the disease.

SourceUniversity of Manchester·JournalCommunications Biology·DateFeb 4, 2019

Research shows hidden fire risk of emollients

A recent study published in the Fire Safety Journal found that commonly-used emollients can increase fabric flammability, posing a hidden fire risk. The research, conducted by Anglia Ruskin University, tested various emollients and found that even paraffin-free products can ignite fabrics quickly.

SourceAnglia Ruskin University·JournalFire Safety Journal·DateFeb 4, 2019

Advocating for social issues at work more likely to succeed linking morality and mission, study says

A recent study published by the American Psychological Association found that employees who frame their arguments in moral language are more successful in getting buy-in from management when the issue aligns with the company's values and mission. The study suggests that using moral language without explicit links to the organization's ...

SourceAmerican Psychological Association·JournalJournal of Applied Psychology·DateFeb 4, 2019

Male killer whales hunt more than females

Researchers monitored southern resident killer whale population and found that males dive deeper and are more successful hunters than females. The team tracked the animals' movements and diving patterns using archival tags to estimate how much fish they capture, revealing sex differences in foraging activity.

SourceThe Company of Biologists·JournalJournal of Experimental Biology·DateFeb 4, 2019

Balloon-guided catheters provide better blood flow following stroke interventions

Researchers compared two groups of patients who underwent clot retrieval with either a balloon-guided catheter or a conventional guide catheter. Patients treated with the balloon-guided catheter showed improved restoration of blood flow scores and clinical outcomes, highlighting its potential to enhance stroke patient care.

SourceBoston University School of Medicine·JournalJournal of NeuroInterventional Surgery·DateFeb 4, 2019

It's all in the code: protein production efficiency can be predicted by gene sequence

Researchers discovered a correlation between mRNA codon composition and protein abundance, revealing the importance of gene sequence optimization for efficient translation. The study's findings have significant implications for medicine and bioengineering, offering new avenues for treating diseases and boosting biotech applications.

Heat waves, food insecurity due to climate change may weaken immune systems

Research in mice at the University of Tokyo found that heat waves can reduce the body's immune response to flu. However, providing supplemental nutrition before and after infection can help restore normal immune function. The study suggests that food insecurity may weaken the immune system, making people more susceptible to illness.

SourceUniversity of Tokyo·JournalProceedings of the National Academy of Sciences·DateFeb 4, 2019

Cutting health care costs

A new Harvard University study reveals that reducing spending on cardiovascular disease has slowed healthcare cost growth among the elderly population. The research found that investments in preventative care can produce significant savings, with nearly half of the reduction attributed to cardiovascular health.

SourceHarvard University·JournalHealth Affairs·DateFeb 4, 2019

Laughter may be best medicine -- for brain surgery

Researchers at Emory University discovered that electrical stimulation of the cingulum bundle can induce laughter and a sense of calm in patients undergoing brain surgery. The technique has potential applications in treating depression, anxiety disorders, and chronic pain via deep brain stimulation.

SourceEmory Health Sciences·JournalJournal of Clinical Investigation·DateFeb 4, 2019

Study examines women, men and brain marker of Alzheimer's disease

A study examining nearly 300 clinically normal adults found that women showed more tau deposits in the brain than men, associated with greater Aβ plaque deposits, supporting potential reasons for differences in AD risk between men and women. The findings may be limited by the study population's age and demographic characteristics.

SourceJAMA Network·JournalJAMA Neurology·DateFeb 4, 2019