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Top news stories for the week 08

Monday, Feb 19

To appreciate music, the human brain listens and learns to predict

Music has been central to human cultures for tens of thousands of years, but how our brains perceive it has long been shrouded in mystery.

Feb 19, 2024

0

247

Study discovers molecular mechanism that could explain why eating too much protein is bad for your arteries

University of Pittsburgh School of Medicine researchers discovered a molecular mechanism by which excessive dietary protein could increase atherosclerosis risk. The findings were published in Nature Metabolism.

Feb 19, 2024

0

148

Study discovers link between high levels of niacin and heart disease

Cleveland Clinic researchers have identified a new pathway that contributes to cardiovascular disease associated with high levels of niacin, a common B vitamin previously recommended to lower cholesterol.

Feb 19, 2024

2

146

Neural network model identifies distinct brain organization patterns in women and men

A new study by Stanford Medicine investigators unveils a new artificial intelligence model that was more than 90% successful at determining whether scans of brain activity came from a woman or a man.

Feb 19, 2024

1

118

One step forward, no steps back: New study advances understanding of dopamine's role in movement

Dopamine, a chemical messenger in the brain, is mostly known for its role in how we experience pleasure and reward. However, new research from the Champalimaud Foundation (CF) shifts the spotlight toward dopamine's critical ...

Feb 19, 2024

0

97

Drug repairs systems that remove Alzheimer's-causing waste from the brain, study shows

A team of Rutgers undergraduates has shown that an experimental drug known as Yoda1 may help drain cranial waste plus neurotoxins that cause Alzheimer's disease and other forms of dementia.

Feb 19, 2024

0

92

Understanding the relationship between our sleep, body clock and mental health

Problems with our sleep and internal body clock can trigger or worsen a range of psychiatric disorders, according to a new review of recent research evidence.

Feb 19, 2024

0

77

Tuesday, Feb 20

Fasting-like diet lowers risk factors for disease, reduces biological age in humans: Study

Cycles of a diet that mimics fasting can reduce signs of immune system aging, as well as insulin resistance and liver fat in humans, resulting in a lower biological age, according to a new USC Leonard Davis School of Gerontology-led ...

Feb 20, 2024

0

229

Neuronal diversity impacts the brain's information processing

Northwestern Medicine investigators have revealed new insights into the impact of neuronal structural diversity on neural computation, the basis of brain function, according to a recent study published in the Proceedings ...

Feb 20, 2024

0

169

Little-known devices restore vision to people who can't be helped by regular glasses

Dick Bramer, 76, likes to watch birds flock outside the window of his home in Scandia. But for two years he couldn't see them well enough to identify the various species.

Feb 20, 2024

0

165

Microbiome studies explore why more women develop Alzheimer's disease

According to the Alzheimer's Association, almost two-thirds of Americans with Alzheimer's dementia are women. While some of this discrepancy can be attributed to women living longer than men on average, researchers believe ...

Feb 20, 2024

0

88

New research finds microplastics in all human placenta samples tested

A flurry of recent studies has found that microplastics are present in virtually everything we consume, from bottled water to meat and plant-based food. Now, University of New Mexico Health Sciences researchers have used ...

Feb 20, 2024

0

79

Can a single brain region encode familiarity and recollection?

The human brain has the extraordinary ability to rapidly discern a stranger from someone familiar, even as it can simultaneously remember details about someone across decades of encounters. Now, in mouse studies, scientists ...

Feb 20, 2024

0

77

Research finds collective downturn in Europe's psychological well-being following the outbreak of war in Ukraine

The outbreak of Russia's war of aggression against Ukraine almost two years ago led internationally to a collective downturn in people's sense of well-being—irrespective of age, gender, political views or any other attributes ...

Feb 20, 2024

0

70

Wednesday, Feb 21

Long COVID linked to persistently high levels of inflammatory protein: A potential biomarker and target for treatments

SARS-CoV-2 triggers the production of the antiviral protein IFN-γ, which is associated with fatigue, muscle ache and depression. New research shows that in long COVID patients, IFN-y production persists until symptoms improve, ...

Feb 21, 2024

0

115

ADHD linked with proclivity to explore: Research suggests it may have helped early hunter–gatherer groups

A team of neuroscientists and psychologists from the Perelman School of Medicine and the Indian Institute of Technology has found evidence suggesting that early hunter–gatherer groups may have benefited from the behavior ...

Feb 21, 2024 report

0

92

Outsmarting chemo-resistant ovarian cancer with nanoparticle treatment

Women diagnosed with ovarian cancer may initially respond well to chemotherapy, but the majority of them will develop resistance to treatment and die from the disease. Now Northwestern Medicine scientists have discovered ...

Feb 21, 2024

0

67

Red light can reduce blood glucose levels, says study

In a new study appearing in the Journal of Biophotonics, researchers have found that 670 nanometers (nm) of red light stimulated energy production within mitochondria, leading to increased consumption of glucose. In particular, ...

Feb 21, 2024

0

66

Scientists invent ultra-thin, minimally-invasive pacemaker controlled by light

Sometimes our bodies need a boost. Millions of Americans rely on pacemakers—small devices that regulate the electrical impulses of the heart in order to keep it beating smoothly. But to reduce complications, researchers ...

Feb 21, 2024

0

64

'Switchable' bispecific antibodies pave way for safer cancer treatment

In the ever-evolving battle against cancer, immunotherapy presents a turning point. It began with harnessing the body's immune system to fight cancer, a concept rooted more than a century ago but only gaining significant ...

Feb 21, 2024

0

63

Researchers find possible predictor of COVID-19 severity

The degree of severity to which someone experiences COVID-19 has a lot to do with the body's immune response to the SARS-CoV-2 virus and the infection it causes. Our immune system tailors antibodies to fight infections, so ...

Feb 21, 2024

0

62

Thursday, Feb 22

Researchers discover underlying cause of brain fog linked with long COVID

A team of scientists from Trinity College Dublin and investigators from FutureNeuro has announced a major discovery with profound importance for our understanding of brain fog and cognitive decline seen in some patients with ...

Feb 22, 2024

0

313

Treating newly-diagnosed Crohn's patients with advanced therapy leads to dramatic improvements in outcomes

A large-scale clinical trial of treatment strategies for Crohn's disease has shown that offering early advanced therapy to all patients promptly after diagnosis can drastically improve outcomes, including by reducing the ...

Feb 22, 2024

0

132

First brain-wide map shows how sex and intimacy rewire the brain

How does sex relate to lasting love? To answer that question, scientists have long studied a small Midwestern rodent called the prairie vole, one of the few mammals known to form long-term, monogamous relationships.

Feb 22, 2024

0

90

Alzheimer's blood test found to perform as well as FDA-approved spinal fluid tests

A simple blood test to diagnose Alzheimer's disease soon may replace more invasive and expensive screening methods such as spinal taps and brain scans.

Feb 22, 2024

0

68

3D-printable tissue adhesive sets a new standard in biomedical technology

Researchers from MIT have developed a 3D-printable tissue adhesive that demonstrates superior tissue adhesion, rapid sealing capabilities across various surgical scenarios and a unique blood-repelling feature. The technology ...

Feb 22, 2024 feature

0

66

How chronic stress spreads cancer

Stress is inevitable. But too much of it can be terrible for our health. Chronic stress can increase our risk for heart disease and strokes. It may also help cancer spread. How this works has remained a mystery—a challenge ...

Feb 22, 2024

0

62

Exploring how the somatosensory cortex contributes to the encoding of newly learned movements

The somatosensory cortex is a brain region known to play a role in the detection of tactile information, changes in temperature, and pain sensations. Some recent studies found that this crucial brain region is also involved ...

Feb 22, 2024 feature

0

62

Friday, Feb 23

New brain stimulation technique shows promise for treating brain disorders

The human brain's adaptability to internal and external changes, known as neural plasticity, forms the foundation for understanding cognitive functions like memory and learning, as well as various neurological disorders.

Feb 23, 2024

0

253

Scientists discover neural pathway that explains the escalation of fear responses

Scientists have discovered a new neural pathway involved in how the brain encodes the transition to high-intensity fear response behaviors that are necessary for survival, according to a recent study published in Nature.

Feb 23, 2024

0

181

Zinc discovery holds promise for people with cystic fibrosis

University of Queensland researchers have identified an opportunity to reduce infections in people living with cystic fibrosis (CF). Professor Matt Sweet, Dr. Kaustav Das Gupta and Dr. James Curson from UQ's Institute for ...

Feb 23, 2024

0

122

Cell engineering team links cancer drug to potential therapy for Alzheimer's disease

In experiments with lab-grown brain cells and mouse models, scientists at Johns Hopkins Medicine say they have discovered that a cell surface protein called Lag3 is not only a biological target for FDA-approved drugs that ...

Feb 23, 2024

0

90

Children's drawings contain valuable information about how they think

Children's ability to draw recognizable objects and to recognize each other's drawings improves concurrently throughout childhood, according to a new study from Stanford University.

Feb 23, 2024

0

87

A calming neurotransmitter can also be excitatory, study finds

A neurotransmitter previously thought only to calm neurons may also play a role in waking them up, according to a study published in the journal PLOS Biology, a discovery which challenges the textbook view of how neurons ...

Feb 23, 2024

1

77

Researchers explore whether gut microbes cause some COVID-19 patients to have higher blood clot risk

A gut microbial metabolite called 2-methylbutyrylcarnitine (2MBC) plays a role in exacerbating thrombosis—the formation of blood clots—researchers report February 23 in the journal Cell Metabolism. The results also revealed ...

Feb 23, 2024

0

76

Saturday, Feb 24

Researchers create more realistic synthetic human mini hearts

Thanks to advancements in the development of patented synthetic human-like hearts first created at Michigan State, researchers can study human heart development and congenital heart disease on highly accurate models. This ...

Feb 24, 2024

0

20

Research examines 700 plant-based foods to see how healthy they really are

If you're thinking about buying plant-based foods, a trip to the supermarket can leave you bewildered.

Feb 24, 2024

0

13

Young workers' injuries rise after recreational marijuana sales made legal

After states legalize the sale of weed for recreational use, on-the-job injuries rise among younger workers, new research shows.

Feb 24, 2024

1

8

AAOS: sports-related orthopedic injuries in seniors projected to grow 123 percent by 2040

Sports-related injuries among older adults are expected to increase 123 percent between 2021 and 2040, according to a study presented at the 2024 Annual Meeting of the American Academy of Orthopaedic Surgeons, held from Feb. ...

Feb 24, 2024

0

4

Why bans on smartphones or social media for teenagers could do more harm than good

There are growing calls for young people under the age of 16 to be banned from having smartphones or access to social media. The Smartphone Free Childhood WhatsApp group aims to normalize young people not having smartphones ...

Feb 24, 2024

0

2

New cell-based immunotherapy offered for melanoma

Siteman Cancer Center, based at Barnes-Jewish Hospital and Washington University School of Medicine in St. Louis, is one of the first centers nationwide to offer a newly approved cell-based immunotherapy that targets melanoma.

Feb 24, 2024

0

1

Electric bike injuries, hospitalizations increased significantly in recent years

The incidence of electric bicycle (e-bicycle)-related injuries, particularly head injuries, has surged in the United States since 2017, according to a research letter published online Feb. 21 in JAMA Surgery.

Feb 24, 2024

0

0

Sunday, Feb 25

Drug limits dangerous reactions to allergy-triggering foods, pediatric study finds

A drug can make life safer for children with food allergies by preventing dangerous allergic responses to small quantities of allergy-triggering foods, according to a new study led by scientists at the Stanford School of ...

Feb 25, 2024

0

50

Colon cancer under 50: know your risks and how to prevent it

SATURDAY, Feb. 24, 2024 (HeathDay News)—Colon cancer rates are on the rise among young Americans and Americans of color, so much so that the disease is now the leading cause of cancer death for men under 50 and the second ...

Feb 25, 2024

0

19

Video: Can extra salt hurt your kidneys?

Sodium is a mineral that your body needs to function well. When you combine sodium with the mineral, chloride, the two make table salt.

Feb 25, 2024

0

0

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