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Pharmacol Rep
January 2025
Razi Drug Research Centre, Iran University of Medical Sciences (IUMS), Tehran, Iran.
Melatonin, renowned for regulating sleep-wake cycles, also exhibits notable anti-aging properties for the skin. Synthesized in the pineal gland and various tissues including the skin, melatonin's efficacy arises from its capacity to combat oxidative stress and shield the skin from ultraviolet (UV)-induced damage. Moreover, it curbs melanin production, thereby potentially ameliorating hyperpigmentation.
View Article and Find Full Text PDFMicrobiol Spectr
January 2025
Department of Laboratory Medicine, Affiliated Hospital of Nantong University, Nantong, China.
The bacterium is able to invade lung epithelial cells and survive intracellularly. During this process, it secretes outer membrane vesicles (OMVs), however, it is currently unclear how OMVs from (PA-OMVs) affect lung epithelial cells and their impact on oxidative stress, autophagy, and other physiological activities of lung epithelial cells. In this study, we found that PA-OMVs activated oxidative stress and autophagy in cells.
View Article and Find Full Text PDFMicrosc Res Tech
January 2025
Department of Physics, National Institute of Technology Silchar, Silchar, Assam, India.
Red blood cells (RBCs) or Erythrocytes are essential components of the human body and they transport oxygen from the lungs to the body's tissues, regulate balance, and support the immune system. Abnormalities in RBC shapes (Poikilocytosis) and sizes (Anisocytosis) can impede oxygen-carrying capacity, leading to conditions such as anemia, thalassemia, McLeod Syndrome, liver disease, and so on. Hematologists typically spend considerable time manually examining RBC's shapes and sizes using a microscope and it is time-consuming.
View Article and Find Full Text PDFAntioxidants (Basel)
January 2025
Department of Advanced Medical and Surgical Sciences, University of Campania Luigi Vanvitelli, 80138 Naples, Italy.
Type 2 diabetes mellitus (T2DM) is a chronic metabolic disorder that significantly increases the risk of cardiovascular disease, which is the leading cause of morbidity and mortality among diabetic patients. A central pathophysiological mechanism linking T2DM to cardiovascular complications is oxidative stress, defined as an imbalance between reactive oxygen species (ROS) production and the body's antioxidant defenses. Hyperglycemia in T2DM promotes oxidative stress through various pathways, including the formation of advanced glycation end products, the activation of protein kinase C, mitochondrial dysfunction, and the polyol pathway.
View Article and Find Full Text PDFAntioxidants (Basel)
January 2025
College of Veterinary Medicine, China Agricultural University, Haidian, Beijing 100193, China.
Oxidative stress (OS) refers to the production of a substantial amount of reactive oxygen species (ROS), leading to cellular and organ damage. This imbalance between oxidant and antioxidant activity contributes to various diseases, including cancer, cardiovascular disease, diabetes, and neurodegenerative conditions. The body's antioxidant system, mediated by various signaling pathways, includes the AMPK-SIRT1-FOXO pathway.
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