Year: <span>2024</span>

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HIV antibodies protect animals in proof-of-concept study
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HIV antibodies protect animals in proof-of-concept study

by National Institutes of Health Transmission electron micrograph of HIV-1 virus particles (red) budding and replicating from a segment of a chronically infected H9 cell (blue). Particles are in various stages of maturity; arc/semi-circles are immature particles that have started to form but are still part of the cell. Immature particles slowly change morphology into mat....

A first-ever experiment shows how pigs might one day help people who have liver failure
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A first-ever experiment shows how pigs might one day help people who have liver failure

by The Associated Press Credit: Pixabay/CC0 Public DomainSurgeons externally attached a pig liver to a brain-dead human body and watched it successfully filter blood, a step toward eventually trying the technique in patients with liver failure. The University of Pennsylvania announced the novel experiment Thursday, a different spin on animal-to-human organ transplants. In this case,...

Study: Physical exercise boosts motor learning—and remembering what one has learned
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Study: Physical exercise boosts motor learning—and remembering what one has learned

by University of Copenhagen (A) Schematic illustration of the study design. Participants visited the laboratory on three separate occasions involving a screening session (session 1), the main experiment (session 2), and a long-term retention test (session 3). During the main experiment, participants practiced the SVAT task. Exercise intervals prior to motor practice were performed at moderate...

Researchers develop a handheld white blood cell tracker
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Researchers develop a handheld white blood cell tracker

by Kitta MacPherson, Rutgers University Study overview. (A) Image of CytoTracker device prototype. (B) An image of the CytoTracker microfluidic impedance cytometer. (C) Schematic of sensing mechanism. (D) A diagram of the proposed user workflow. Drop of blood is obtained from patient, then placed into sample processing tube for lysis of red blood cells. After waiting...

Study finds early switch to oral antibiotic therapy for S. aureus bloodstream infections is safe, effective
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Study finds early switch to oral antibiotic therapy for S. aureus bloodstream infections is safe, effective

by University of Cologne Credit: Unsplash/CC0 Public DomainA new study shows efficacy and safety of oral antibiotic therapy, in the form of pills, for Staphylococcus aureus bloodstream infections. Currently, infusions are the standard treatment. An international clinical trial led by Professor Dr. Achim Kaasch, Head of the Institute for Medical Microbiology and Hospital Hygiene at the...

Long-COVID signatures identified in huge analysis of blood proteins
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Long-COVID signatures identified in huge analysis of blood proteins

Proteins involved in immunity, clotting and inflammation could help to unravel the complexity of long COVID By Miryam Naddaf. Long COVID is characterized by symptoms such as fatigue and brain fog, which can persist for months or years after SARS-CoV-2 infection.Credit: Jovelle Tamayo/The Washington Post via Getty Researchers have developed a computational model that predicts how...

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Continued Caution Needed Combining Nitrates With ED Drugs

Megan Brooks New research supports continued caution in prescribing a phosphodiesterase-5 inhibitor (PDE5i) to treat erectile dysfunction (ED) in men with heart disease using nitrate medications. In a large Swedish population study of men with stable coronary artery disease (CAD), the combined use of a PDE5i and nitrates was associated with a higher risk for...

Are Nuts Good or Bad for Weight Loss?
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Are Nuts Good or Bad for Weight Loss?

Perri O. Blumberg Are Nuts Good or Bad for Weight Loss?StefaNikolic – Getty ImagesIF YOU’RE ANYTHING like us, you reach for your go-to bag of almonds in your desk when that late afternoon hunger hits. You likely already know that nuts are a nutrient-dense, tasty snack, but can they help you lose weight? “Nuts are...