Month: <span>July 2024</span>

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Drugs that kill ‘zombie’ cells may benefit some older women, but not all, study finds

by Mayo Clinic Credit: CC0 Public Domain Drugs that selectively kill senescent cells may benefit otherwise healthy older women but are not a “one-size-fits-all” remedy, Mayo Clinic researchers have found. Specifically, these drugs may only benefit people with a high number of senescent cells, according to findings published July 2 in Nature Medicine. Senescent cells...

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Light targets cells for death and triggers immune response with laser precision – immunology – optogenetics

by Liz Ahlberg Touchstone, University of Illinois at Urbana-Champaign The team uses an inverted fluorescence microscope to image cancer cells that are targeted using different light spectra to initiate inflammatory cell death. The process could help create immunotherapy techniques for disease intervention. Credit: Fred Zwicky, University of Illinois at Urbana-ChampaignA new method of precisely targeting...

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Potential new target for early treatment of Alzheimer’s disease – Alzheimer’s

Disrupting a class of sugar-modified proteins improves cell repair, rescues neuron loss and reverses cellular changes associated with neurodegenerative diseases, researchers report. IMAGE: MUTATIONS IN THE PRESENILIN GENE, PSEN1, CAUSES EARLY ONSET OF ALZHEIMER’S DISEASE IN HUMANS AND IN FRUIT FLIES MODIFIED TO HAVE THIS GENE. A NEW STUDY LED BY RESEARCHERS AT PENN STATE...

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11 Symptoms That Could Be Early Signs of Parkinson’s Disease

Written by Katie E. Golden, MD | Reviewed by Patricia Pinto-Garcia, MD, MPH Updated on October 2, 2023 Key takeaways: The early signs of Parkinson’s disease can be subtle. They include loss of smell, constipation, trouble sleeping, and change in bladder habits.Many of the early symptoms of Parkinson’s start years before the more noticeable symptoms....

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7 Foods That Help Stop Your Headaches

Written by Laurie Tarkan | Reviewed by Patricia Pinto-Garcia, MD, MPH Published on May 1, 2024 Key takeaways: Certain foods can help lower your chances of getting headaches.Research shows that foods that reduce inflammation and keep blood vessels from enlarging, like seeds and nuts with magnesium, can help headaches.Foods rich in antioxidants can help get...

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Dementia: Targeted prevention is a good investment

by PR&D Austria Credit: CC0 Public Domain Measures to prevent dementia in at-risk groups can not only improve quality of life, but also make a lot of economic sense. This is the key finding of a recently published analysis by IMC Krems University of Applied Sciences in collaboration with the University of Continuing Education Krems....

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Six things to know about primary progressive aphasia

by Helen Metella, University of Alberta Credit: Pixabay/CC0 Public Domain The family of actor Bruce Willis, best known for the Die Hard movie franchise, announced in 2022 that he was retiring from acting because he had a brain disorder that affected his ability to speak. Their statement called it aphasia, which is an acquired loss...

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Feeling hot triggers impulsive behavior and irritability

by Becky Kramer, Washington State University Credit: Pixabay/CC0 Public Domain Heat blanketed Chicago during the summer of 2022, with hot, sticky days followed by sweltering nights. In the nation’s third-largest metro area, about 400 residents tracked their moods during a summer when temperatures hit 100° by mid-June. Were they feeling cranky? Acting impulsively? Lashing out...