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Top news stories for the week 48

Monday, Nov 25

Why the early hours of the day can be especially dangerous to our health

Why do asthma, heart attacks and many other health conditions tend to strike in the early hours of the morning? One possible explanation for this mysterious phenomenon has been discovered by researchers from Prof. Gad Asher's ...

Nov 25, 2024

0

119

New malaria vaccine shows high protection in clinical trial

Researchers at Leiden University Medical Center and Radboud University Medical Center in the Netherlands have demonstrated promising safety and efficacy of a late-liver-stage attenuated malaria parasite vaccine in a small ...

Nov 25, 2024 report

0

102

Reward-based learning—neuroscientists demonstrate dopamine and serotonin work in opposition to shape learning

If you've heard of two of the brain's chemical neurotransmitters, it's probably dopamine and serotonin. Never mind that glutamate and GABA do most of the work—it's the thrill of dopamine as the "pleasure chemical" and serotonin ...

Nov 25, 2024

0

98

A new clock to structure sleep: Study shows brain stem region involved in organization of sleep

Researchers at the University of Lausanne have identified a novel role for the brain's "locus coeruleus" in sleep and its disruptions. This brain region facilitates the transition between NREM and REM sleep states while maintaining ...

Nov 25, 2024

0

94

Study reveals new neuropeptide involved in controlling calorie expenditure

An international team of researchers has discovered a new component of the peripheral nervous system that acts by increasing energy metabolism in the body. The finding paves the way for the development of simpler and cheaper ...

Nov 25, 2024

0

86

Nasal spray drug shows promise in Alzheimer's research

A future treatment for Alzheimer disease may involve a nasal spray. Researchers at Università Cattolica and Fondazione Policlinico Universitario A. Gemelli IRCCS have discovered that by inhibiting the brain enzyme S-acyltransferase ...

Nov 25, 2024

0

71

Popular diabetes and obesity drugs also protect kidneys, study shows

The biggest and most comprehensive analysis of glucagon-like peptide-1 (GLP-1) receptor agonists on kidney and cardiovascular outcomes shows they have significant benefits in people with and without diabetes. The findings ...

Nov 25, 2024

0

71

Tuesday, Nov 26

New study reveals intimidation tactics against researchers by tobacco, ultra-processed food and alcohol sectors

New research from the University of Bath shows researchers in the tobacco, ultra-processed food (UPF) and alcohol sectors are frequently targeted with identical intimidation tactics. The most common method used by corporations ...

Nov 26, 2024

0

162

Intestinal infections can change bile composition, leading to changes in immune function

Intestinal infections can change the composition of liver bile, leading to changes in immune function and gut bacteria, potentially helping fight off harmful bacteria

Nov 26, 2024

0

111

How long ring fingers can point to a love of alcohol

The length of your fingers may hold a vital clue to your drinking habits, according to a new study.

Nov 26, 2024

0

94

New biomarkers could improve diagnosis and tracking of Parkinson's disease and Lewy body dementia

Investigators led by Tanya Simuni, MD, the Arthur C. Nielsen, Jr., Research Professor of Parkinson's Disease and Movement Disorders, have defined new biologic and clinical biomarkers for better identifying patients with different ...

Nov 26, 2024

0

68

A universal gene therapy for Diamond-Blackfan anemia is poised for clinical trials

Efforts to develop a gene therapy for Diamond-Blackfan anemia (DBA)—a rare, life-threatening disorder in which bone marrow cannot make mature, functioning red blood cells—have been hampered by the fact that at least 30 ...

Nov 26, 2024

0

57

Experiments detail how cancer cells fend off starvation and death from chemotherapy

Laboratory experiments with cancer cells have revealed two ways in which tumors evade drugs designed to starve and kill them.

Nov 26, 2024

0

50

Scientists reveal how brain cells called interneurons act as traffic controllers

A study led by Dr. Marco Bocchio in the Durham University Department of Psychology reveals how specific brain cells called interneurons can act as our in-built traffic controllers. The findings are published in the journal ...

Nov 26, 2024

0

42

Wednesday, Nov 27

Vegetarians consume more ultra-processed food than those who regularly eat meat, study finds

A small team of public health officials at Imperial College London, working with colleagues from the University of São Paulo, and the France-based International Agency for Research on Cancer, has found evidence showing that ...

Nov 27, 2024 report

3

415

AI can predict neuroscience study results better than human experts, study finds

Large language models, a type of AI that analyzes text, can predict the results of proposed neuroscience studies more accurately than human experts, finds a study led by UCL (University College London) researchers.

Nov 27, 2024

0

141

The sound of traffic increases stress and anxiety, research shows

Manmade sounds such as vehicle traffic can mask the positive impact of nature soundscapes on people's stress and anxiety, according to a study published November 27, 2024, in the open-access journal PLOS ONE by Paul Lintott ...

Nov 27, 2024

0

117

Clinical trial reveals twice-yearly injection reduces risk of HIV infection by 96%

For oral medications that prevent new HIV infection to be effective, the patient must take certain actions, including attending doctor's visits every three months and—most importantly—consistency.

Nov 27, 2024

0

76

Food additive carrageenan could disrupt intestinal barrier and increase risk of type 2 diabetes

The food additive carrageenan (E 407) can be responsible for the development of chronic inflammatory bowel disease, ulcers, and increased blood sugar levels in animals. However, it is not yet known what effect carrageenan ...

Nov 27, 2024

1

58

First new treatment for asthma attacks in 50 years

An injection given during some asthma and COPD attacks is more effective than the current treatment of steroid tablets, reducing the need for further treatment by 30%. The findings, published in The Lancet Respiratory Medicine, ...

Nov 27, 2024

0

55

Brain stimulation effectiveness tied to learning ability, not age

As we age, our cognitive and motor functions deteriorate, which in turn affects our independence and overall quality of life. Research efforts to ameliorate or even completely abolish this have given rise to technologies ...

Nov 27, 2024

0

51

Thursday, Nov 28

Study finds no association between daily testosterone levels and men's sexual desire

A trio of psychologists at the University of California, Santa Barbara, working with colleagues from the National Research Institute, in Poland, State University of New York, and the University of Chicago has found that the ...

Nov 28, 2024 report

0

139

Kinesio taping may represent a new conservative therapy for some carpal tunnel patients

Kinesio taping is frequently used by athletes for inflammation, pain relief, and to support and stimulate muscles. New research suggests that it may also hold therapeutic benefits for those with mild to moderate carpal tunnel ...

Nov 28, 2024 feature

1

54

Glioblastoma treatment shows promise in mouse study

Memorial Sloan Kettering Cancer Center-led researchers have identified a small molecule called gliocidin that kills glioblastoma cells without damaging healthy cells, potentially offering a new therapeutic avenue for this ...

Nov 28, 2024 report

0

48

Review highlights racial disparities in sudden cardiac arrest and death among athletes

A recent major review of data published by The Lancet and led by Emory sports cardiologist Jonathan Kim, MD, shows that Black athletes are approximately five times more likely to experience sudden cardiac arrest (SCA) and ...

Nov 28, 2024

0

42

Novel CAR T cell therapy obe-cel demonstrates high response rates in adult patients with advanced B-cell ALL

Patients with relapsed or refractory CD19-positive B-cell acute lymphoblastic leukemia (ALL) who were treated with the novel anti-CD19 chimeric antigen receptor (CAR) T cell therapy, obecabtagene autoleucel (obe-cel), experienced ...

Nov 28, 2024

0

33

Team discovers that a key mechanism in fat cells protects the body against energetic excess

A research team has identified an essential mechanism in fat cells (adipocytes) that enables them to enlarge safely to store energy. This process avoids tissue damage and protects the body from the toxic effects of accumulating ...

Nov 28, 2024

0

8

COVID caused cancer tumors to shrink in mice—new study

A fascinating new study, published in the Journal of Clinical Investigation, has revealed an unexpected potential benefit of severe COVID infection: it may help shrink cancer.

Nov 28, 2024

0

7

Friday, Nov 29

The pink elephant test: What your visual imagination predicts about your ability to control your thoughts

"Tell a man he shouldn't think of a pink elephant and he can't get that beast out of his mind!"

Nov 29, 2024

3

251

Long COVID: SARS-CoV-2 spike protein accumulation linked to long-lasting brain effects

Researchers from Helmholtz Munich and Ludwig-Maximilians-Universität (LMU) have identified a mechanism that may explain the neurological symptoms of long COVID.

Nov 29, 2024

0

167

Men who conform to traditional gender roles are at a higher risk of suicide, finds study

Men commit suicide much more often than women. Those who want to live up to the traditional male image of strength and independence are particularly at risk. Prevention measures should focus more on them in future, according ...

Nov 29, 2024

0

68

Assessing synchronized activity in the human brain through frequency-dependent covariance analysis

This year is the centennial anniversary of German psychiatrist Hans Berger's invention of electroencephalography (EEG), a way to record electrical activity in the brain, now called brainwaves or neural oscillations. Amazingly, ...

Nov 29, 2024 feature

0

46

Study demonstrates how autonomic neurons control digestive functions

The autonomic nervous system orchestrates the functions of internal organs such as the heart and gut, serving as a connection between the brain and the rest of the body. It is classified in two divisions—the sympathetic ...

Nov 29, 2024

0

45

Best time for COVID-19 booster depends on where you live, infection history

A one-size-fits-all approach for scheduling COVID-19 booster shots may not be the most effective, according to a new study by researchers at the Yale School of Public Health (YSPH) and University of North Carolina at Charlotte ...

Nov 29, 2024

0

44

Scientists find cause of rare devastating, autoimmune disease in Puerto Ricans—but also find potential treatment

A rare autoimmune condition with a tongue-twister of a name may impact people of Puerto Rican heritage through a newly discovered genetic pathway, a discovery that may ultimately guide genetic counseling and treatment, scientists ...

Nov 29, 2024 feature

0

44

Saturday, Nov 30

Flexibility demands influence motor cortex's involvement in execution of motor sequences, rat study finds

The motor cortex is a part of the mammalian brain and is known to support the planning and control of voluntary body movements. Some past neuroscience studies, however, found that the motor cortex may not be necessary for ...

Nov 30, 2024 feature

0

49

3 reasons why kids stick Lego up their nose

Children, especially toddlers and preschoolers, have an uncanny ability to surprise adults. And one of the more alarming discoveries parents can make is their child has stuck a small object, such as a Lego piece, up their ...

Nov 30, 2024

0

2

Africa's making progress against HIV, but donor funds are drying up—what must change

Remarkable progress has been made against the HIV epidemic in the last two decades.

Nov 30, 2024

0

0

Sunday, Dec 01

Research reveals hidden visual deficits and neural pathway alterations in mild TBI patients

Vanderbilt University Medical Center-led research reveals subtle changes in the visual pathways of individuals with chronic mild traumatic brain injury (TBI), even when standard eye examinations show no abnormalities. These ...

Dec 1, 2024 report

0

79

WeightWatchers combined with weight loss medications may alter alcohol consumption, study finds

Researchers at Henry Ford Health, collaborating with WeightWatchers International, report that more than 40% of individuals using popular weight loss medications while participating in a WeightWatchers clinic decreased their ...

Dec 1, 2024 report

0

26

How to avoid eye infections—and what to do if you get one

Sir Elton John recently revealed on ABC's Good Morning America that he lost the sight in his right eye after suffering from an eye infection. With poor vision in his left eye too, John said. "It's been four months now since ...

Dec 1, 2024

0

15

What is a Galleri blood test and how can it help diagnose multiple forms of cancer?

Tad Carper had no idea the technology to detect more than 50 cancers with one test existed. He does now, and the Dallas Cowboys senior vice president of communication wants to help spread the word.

Dec 1, 2024

0

7

Professor's tips to handle holiday stress and conflict with kindness

The holiday season comes with decorating, shopping, cooking and gatherings, making the last few weeks of the year jam packed with activities.

Dec 1, 2024

0

1

HIV infections can be prevented—why some people act to protect themselves, and others don't

The number of new HIV infections has fallen over the years—it declined by 39% from 2010 to 2023. But HIV's devastating impact on global health persists. In 2023, 1.3 million people acquired HIV—three times more than the ...

Dec 1, 2024

0

0

Mosquito-borne diseases are on the rise—here's how collecting mozzies in your backyard can help science

Warm weather is here and mosquitoes are on the rise in Australia. Unseasonably large swarms are causing problems in some parts of Sydney already.

Dec 1, 2024

0

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