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Medical Xpress / Study explores association between Tau filaments and extracellular vesicles in Alzheimer's disease

Alzheimer's disease (AD) is a debilitating neurodegenerative disorder associated with a progressive decline in memory and mental abilities, which can significantly hinder people's ability to complete daily tasks. Past studies ...

2 hours ago in Neuroscience
Medical Xpress / Study sheds new light on what causes long-term disability after a stroke, offers new path toward possible treatment

A recent study by Simon Fraser University researchers has revealed how an overlooked type of indirect brain damage contributes to ongoing disability after a stroke.

Medical Xpress / Salt-seeking behavior traced to specific brain neurons

Salt, or more precisely the sodium it contains, is very much a "Goldilocks" nutrient. Low sodium levels cause a drop in blood volume, which can have serious, sometimes deadly, health consequences. Conversely, too much salt ...

Dec 21, 2024 in Medical research
Medical Xpress / Microscopic cell changes linked to cancer's rapid growth in stiff tissues

In 2022 alone, over 20 million people were diagnosed with cancer, and nearly 10 million died from the disease, according to the World Health Organization. While the reaches of cancer are massive, the answer to more effective ...

Dec 21, 2024 in Oncology & Cancer
Medical Xpress / Commercial tea bags release millions of microplastics, entering human intestinal cells

UAB research has characterized in detail how polymer-based commercial tea bags release millions of nanoplastics and microplastics when infused. The study shows for the first time the capacity of these particles to be absorbed ...

Dec 20, 2024 in Health
Medical Xpress / Experimental drug that summons 'warriors of the immune system' shows early promise against non-Hodgkin lymphoma

An investigational therapy is demonstrating preclinical promise against non-Hodgkin lymphoma by boosting natural killer cells and efficiently annihilating the malignancy without toxicity to the patient, a team of cancer biologists ...

Dec 20, 2024 in Oncology & Cancer
Medical Xpress / Promising biomarker could decode cause of aggressive breast cancer in women of color

Triple-negative breast cancer (TNBC) is an aggressive breast cancer. It spreads quickly and has few treatment options. It is also serious because of its rate of recurrence.

Dec 20, 2024 in Oncology & Cancer
Medical Xpress / International study reveals COVID-19 pandemic's impact on other causes of death

Researchers have analyzed cause-of-death data for 24 countries before and during the COVID-19 pandemic. The researchers found that life expectancy declined in 2020 for all but four of the 24 included countries, with the US ...

Medical Xpress / Discovery of norovirus replication hubs offers new antiviral targets

Human norovirus, a positive-strand RNA virus that is the leading cause of viral gastroenteritis accounting for an estimated 685 million cases and approximately 212,000 deaths globally per year, has no approved vaccines or ...

Medical Xpress / Hypersensitive strain sensor enables real-time stroke monitoring

A research team led by Prof. Seung-Kyun Kang from the Department of Materials Science and Engineering at Seoul National University has developed a strain sensor with record-breaking sensitivity in collaboration with researchers ...

Dec 20, 2024 in Neuroscience
Medical Xpress / Optogenetics approach reveals how alcohol use disorder impairs cognitive flexibility

Alcohol use disorder (AUD) affects about 400 million people worldwide and is a leading cause of serious illnesses such as cancer, cardiovascular disease, liver disease and stroke. Beyond these physical impacts, AUD profoundly ...

Dec 20, 2024 in Neuroscience
Medical Xpress / Multiple sclerosis brain atlas could pave way for personalized treatments

An international research team, including researchers at Karolinska Institutet, has mapped the genes expressed in the brain cells of people with multiple sclerosis (MS). The atlas, which is presented in the journal Neuron, ...

Dec 20, 2024 in Genetics