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Browsing Tag

Oxidative Stress

49 posts
HHealth
Giant-nucleus cells form the foundation of early-stage cancer
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Giant-nucleus cells form the foundation of early-stage cancer

  • September 11, 2026
Iron is an essential micronutrient, but excess iron can damage cells and increase cancer risk. While many cells…
HHealth
Study: Ketogenic therapy as a potential novel treatment approach for PTSD: an integrative review and proposed mechanistic model. Image Credit: Cat Box / Shutterstock
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Early studies hint that ketones may affect pathways linked to PTSD

  • September 11, 2026
From altered brain energy metabolism to inflammation and neurotransmitter signaling, researchers examine why raising ketone levels has drawn…
HHealth
Study identifies role for peroxisomes in protecting insulin and maintaining beta cell health
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Study identifies role for peroxisomes in protecting insulin and maintaining beta cell health

  • August 28, 2026
Researchers at LSU’s Pennington Biomedical Research Center have identified a previously underappreciated role for tiny structures inside cells…
HHealth
The Effect of Meals with Culinary Doses of Herbs and Spices on Postprandial Endothelial Function, Lipemia, and Glycemia after 4-Week Exposure to Herb- and Spice-Containing Diets: A Secondary Analysis of a Randomized, Crossover, Controlled-Feeding Study. Image Credit: Pixel-Shot / Shutterstock
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A four-week spice experiment challenges expectations about post-meal benefits

  • August 18, 2026
A controlled feeding trial found no clear dose-dependent improvement in post-meal vascular or metabolic responses, raising questions about…
HHealth
Study: Mitochondrial dynamics in orthoflavivirus infection: insights from human and mosquito hosts. Image Credit: SILVIA MAQQ / Shutterstock
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Mitochondrial rewiring may explain why orthoflaviviruses harm humans but persist in mosquitoes

  • August 13, 2026
From mitochondrial fragmentation to antioxidant defenses, researchers reveal how the same viruses can drive cellular damage in vertebrates…
HHealth
Female-specific mechanism enhances heat production in brown fat
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Scientists identify parasite-specific protein linked to chronic Toxoplasma infections

  • August 11, 2026
Toxoplasma gondii, or Toxoplasma, is a parasite that infects hundreds of millions of people around the world. Although…
HHealth
Scientists discover hidden weakness in Lyme disease bacterium
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Specialized selenoproteins play critical role in regulating cellular health

  • August 5, 2026
A new review highlights the remarkable importance of selenoproteins, a specialized group of molecules that, despite their small…
SScience
Study: Cigarette smoke drives polystyrene nanoparticles-associated airway epithelial damage and chronic obstructive pulmonary disease-like features. Image Credit: cerevonstudio / Shutterstock
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Cigarette smoke extract primes airway cells for greater nanoplastic damage

  • July 30, 2026
A laboratory model reveals how smoke-damaged epithelial barriers may leave airway cells more vulnerable to a second environmental…
TTechnology
Study: Polyphenols and Cardiovascular Health: Emerging Relevance for Blueberries, Grapes, and Red-Fleshed Table Grapes. Image Credit: Den Debono / Shutterstock
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Review finds blueberry and grape polyphenols may improve vascular health

  • July 28, 2026
From endothelial function to blood pressure, the review maps where blueberry and grape bioactives show promise and where…
SScience
Natural psychoactive molecule DMT reduces harmful effects of stroke in animal models
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Targeting CMPK2-intervened redox metabolism to mitigate hepatic ischemia-reperfusion injury

  • July 17, 2026
HIRI is a major clinical challenge that occurs when blood supply to the liver is temporarily interrupted and…
HHealth
Happy mother holding adorable baby
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Could IVF affect heart health after pregnancy?

  • July 7, 2026
Researchers found that women with a prior IVF-conceived pregnancy showed higher large artery stiffness up to five years…
HHealth
Study: Lifestyle-associated blood metabolic pathways and functional performance in cognitive aging. Image Credit: Lightspring / Shutterstock
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Blood metabolism maps how lifestyle tracks function in cognitive aging

  • June 30, 2026
A new pathway-level analysis links diet and physical activity to blood metabolic patterns associated with mobility, cognition, independence,…
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