Month: <span>May 2023</span>

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Artificial intelligence identifies anti-aging drug candidates targeting ‘zombie’ cells
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Artificial intelligence identifies anti-aging drug candidates targeting ‘zombie’ cells

by Ten Bridge Communications Senolytics are an emerging class of investigational drug compounds that selectively kill aging-associated senescent cells (left, with red stain) without affecting other cells (right). Using artificial intelligence, researchers from Integrated Biosciences have, for the first time, identified three senolytics with comparable efficacy and superior drug-like properties relative to leading investigational compounds....

High-fat diet ‘turns up the thermostat’ on atherosclerosis, finds study
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High-fat diet ‘turns up the thermostat’ on atherosclerosis, finds study

by American Society for Biochemistry and Molecular Biology Enpp2 gene expression and autotaxin protein levels in jejunum. A. Enpp2 gene expression after feeding a chow diet (Chow) or Western diet (WD) for two weeks. Female Enpp2fl/fl/Ldlr-/- (Cont.) mice 3.1 ± 0.4 months of age (n = 5 mice per group) and female Enpp2fl/fl/Ldlr-/-/VilCre (iKO) mice 3.9 ±...

Magnetic guidewire steering at ultrahigh magnetic fields for medical imaging
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Magnetic guidewire steering at ultrahigh magnetic fields for medical imaging

by Thamarasee Jeewandara, Medical Xpress Magnetic guidewire actuation concept at UHF inside an MRI scanner. (A) A clinical scenario of UHF actuation. The surgeon manually steers the guidewire using the magnetic fields inside the MRI scanner by observing real-time feedback from MRI images. (B to D) Guidewire bending by insertion to the MRI scanner for different magnetization...

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Elderly with few antibodies may need an extra dose of COVID-19 vaccine: Study

by Ola Nilsson,  Umea University Location of nursing homes, age and sex characteristics, and the progression of PCR-verified SARS-CoV-2 infections in the study population of 3012 study subjects. Panel A shows locations in Sweden of nursing homes with recruitment of study subjects in two metropolitan areas (Stockholm and Malmö; blue color) and three less densely populated...

A self-administered mobile app to detect Alzheimer’s disease using speech data
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A self-administered mobile app to detect Alzheimer’s disease using speech data

by University of Tsukuba Credit: Sergey Nivens/Shutterstock Alzheimer’s disease (AD) is the most common form of dementia. It is important to start intervention from an early stage, e.g., the mild cognitive impairment (MCI) stage, to prevent or delay the progression of AD. For the early detection of AD and MCI, there is a growing need to...

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Women with hardened arteries may need stronger treatment to prevent heart attacks than men

EUROPEAN SOCIETY OF CARDIOLOGY Barcelona, Spain – 11 May 2023:  Postmenopausal women with clogged arteries are at higher risk of heart attacks than men of similar age, according to research presented at EACVI 2023, a scientific congress of the European Society of Cardiology (ESC),1 and published in European Heart Journal – Cardiovascular Imaging.2 The study in nearly 25,000 adults...

High-fat diet ‘turns up the thermostat’ on atherosclerosis
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High-fat diet ‘turns up the thermostat’ on atherosclerosis

AMERICAN SOCIETY FOR BIOCHEMISTRY AND MOLECULAR BIOLOGY IMAGE: MICROSCOPY IMAGE OF A MOUSE AORTA WITH ATHEROSCLEROTIC LESIONS. PLAQUES ARE SHOWN IN RED. CREDIT: SRINIVASA REDDY In a recent study, researchers determined that derivatives of natural emulsifiers such as phospholipids found in high-fat, high-cholesterol diets can promote atherosclerosis via gut bacteria interactions with the immune system. This...

‘Mini-PCNL’ surgery has higher stone-free rate in treating intermediate-size kidney stones, finds randomized trial
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‘Mini-PCNL’ surgery has higher stone-free rate in treating intermediate-size kidney stones, finds randomized trial

by Wolters Kluwer Health Graphical abstract. Credit: Journal of Urology (2023). DOI: 10.1097/JU.0000000000003397 For patients with kidney stones measuring one to two centimeters, a technique called mini-percutaneous nephrolithotomy (mini-PCNL) provides a higher stone elimination rate than another minimally invasive procedure called ureteroscopy (URS), concludes a randomized trial in the Journal of Urology. “In our clinical trial, mini-PCNL was more likely to...