Year: <span>2024</span>

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Unnecessary cataract surgery? Some do it to improve their eyesight, but it’s not without risk
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Unnecessary cataract surgery? Some do it to improve their eyesight, but it’s not without risk

by Langis Michaud, The Conversation Credit: Pixabay/CC0 Public DomainJudy is an accomplished consultant who regularly travels for business meetings. She came to see me because she was finding her contact lenses uncomfortable and wanted to explore other options—notably surgical alternatives. One option was to replace her lens with an implant. This surgery is similar to cataract...

You can now order all kinds of medical tests online: Research shows this is (mostly) a bad idea
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You can now order all kinds of medical tests online: Research shows this is (mostly) a bad idea

by Patti Shih, Fiona Stanaway, Katy Bell and Stacy Carter, The Conversation Credit: Unsplash/CC0 Public DomainMany of us have done countless rapid antigen tests (RATs) over the course of the pandemic. Testing ourselves at home has become second nature. But there’s also a growing worldwide market in medical tests sold online directly to the public. These...

A vaccine to live in space? What’s happening in a Florida lab may help aging seniors, too
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A vaccine to live in space? What’s happening in a Florida lab may help aging seniors, too

by Michelle Marchante, Miami Herald Credit: Pixabay/CC0 Public DomainTraveling by plane isn’t always easy on the body. And neither is space travel. Astronauts often experience atrophy, the loss of bone and muscle, during their months living in space’s zero gravity. People on Earth also tend to see their bones and muscles weaken as they age,...

A new drug candidate can shrink kidney cysts
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A new drug candidate can shrink kidney cysts

by Anne Trafton, Massachusetts Institute of Technology The cysts that appear in ADPKD cause kidneys to enlarge until they no longer function properly (center image). At the right is a kidney following treatment with the new compound, which has shrunk to a size similar to that of an undiseased kidney (left). Credit: Massachusetts Institute of TechnologyAutosomal...

Scientists develop an agent capable of selectively inhibiting the body’s stress response
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Scientists develop an agent capable of selectively inhibiting the body’s stress response

by Daniel Meierhans, ETH Zurich The DEGs we identified upon 2 h, and 18 h of DEX treatments in A549 cells align with the other existing RNAseq and ChIP-seq datasets. Credit: Nature Communications (2023). DOI: 10.1038/s41467-023-44031-2Stress isn’t merely an oppressive feeling we experience when we’re overwhelmed; it’s the body’s natural reaction to acute or persistent strain. This stress...

Researching a new treatment option for severe blood disorders of the bone marrow
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Researching a new treatment option for severe blood disorders of the bone marrow

by Anne Grimm, Leipzig University Credit: CC0 Public DomainWhen people develop myelodysplastic neoplasms (MDS), the healthy maturation of blood cells is impaired. Severe forms, known as higher-risk MDS, are characterized by rapid progression, severe symptoms and often a transition to acute leukemia. Patients for whom potentially curative or intensive treatments, such as stem cell transplantation or...

A newly characterized form of tau may be involved in initiating Alzheimer’s disease
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A newly characterized form of tau may be involved in initiating Alzheimer’s disease

by Brandon Chase, Massachusetts General Hospital Credit: Pixabay/CC0 Public DomainThe tau protein accumulates in abnormal shapes in the brains of individuals with Alzheimer’s disease (AD), but the early steps of tau misfolding and aggregation are unknown. A team led by investigators at Massachusetts General Hospital (MGH) and Boston Children’s Hospital, recently used advanced proteomics methods to...

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Even nicotine-free vapes can harm the lung – study

Research identifies protein responsible for increasing inflammation and oxidative stressPeer-Reviewed Publication ANGLIA RUSKIN UNIVERSITY A new study has identified a protein that nicotine-free vape fluid increases in the lung, causing damage including oxidative stress, inflammation and breakdown of the blood vessels. The research, published in the journal Microvascular Research demonstrates a range of damaging pathways...

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Study: Any remission of diabetes from weight-loss trial associated with lower rates of heart and kidney disease

by Diabetologia Credit: Ketut Subiyanto from PexelsWhile several trials have shown that substantial weight loss using diet and lifestyle can reverse type 2 diabetes, new research published in Diabetologia is among the first to show the subsequent impact of remission on cardiovascular outcomes. The study is by Professor Edward Gregg, Head of the School of Population...