Results 51 to 60 of about 12,330,460 (352)

Association Between Vitamin D Levels and Long COVID Signs and Symptoms

open access: yesMedical Sciences
Background: “Long COVID” refers to a condition in which individuals continue to experience persistent signs and symptoms even after recovering from the initial COVID-19 infection.
Karn Matangkha   +3 more
doaj   +1 more source

Amyloid proteotoxicity initiates an inflammatory response blocked by cannabinoids. [PDF]

open access: yes, 2016
The beta amyloid (Aβ) and other aggregating proteins in the brain increase with age and are frequently found within neurons. The mechanistic relationship between intracellular amyloid, aging and neurodegeneration is not, however, well understood.
Currais, Antonio   +5 more
core   +2 more sources

Molecular mechanisms of aging and anti-aging strategies

open access: yesCell Communication and Signaling
Aging is a complex and multifaceted process involving a variety of interrelated molecular mechanisms and cellular systems. Phenotypically, the biological aging process is accompanied by a gradual loss of cellular function and the systemic deterioration ...
Yumeng Li   +5 more
semanticscholar   +1 more source

The Molecular Mechanism of Polyphenols with Anti-Aging Activity in Aged Human Dermal Fibroblasts

open access: yesMolecules, 2022
Skin is the largest organ in the body comprised of three different layers including the epidermis, dermis, and hypodermis. The dermis is mainly composed of dermal fibroblasts and extracellular matrix (ECM), such as collagen and elastin, which are ...
Joohee Lee, Jooho Park, D. Shin
semanticscholar   +1 more source

Phlorotannin Extracts from Fucales Characterized by HPLC-DAD-ESI-MSn: Approaches to Hyaluronidase Inhibitory Capacity and Antioxidant Properties [PDF]

open access: yes, 2019
Purified phlorotannin extracts from four brown seaweeds (Cystoseira nodicaulis (Withering) M. Roberts, Cystoseira tamariscifolia (Hudson) Papenfuss, Cystoseira usneoides (Linnaeus) M.
Andrade, Paula   +6 more
core   +1 more source

The Role and Mechanism of Polysaccharides in Anti-Aging

open access: yesNutrients, 2022
The elderly proportion of the population is gradually increasing, which poses a great burden to society, the economy, and the medical field. Aging is a physiological process involving multiple organs and numerous reactions, and therefore it is not easily
Xinlu Guo   +6 more
semanticscholar   +1 more source

Cervical Spine Fracture Detection and Classification Using Two-Stage Deep Learning Methodology

open access: yesIEEE Access
Cervical spine fractures are a medical emergency that can cause permanent paralysis and even death. Traditional fracture detection techniques, such as manual radiography image interpretation, are time-consuming and prone to human error.
Muhammad Yaseen   +5 more
doaj   +1 more source

The relevance of α-KLOTHO to the central nervous system: Some key questions [PDF]

open access: yes, 2017
α-Klotho is well described as an anti-aging protein, with critical roles in kidney function as a transmembrane co-receptor for FGF23, and as a soluble factor in serum.
Berwick, Daniel Charles   +4 more
core   +1 more source

Anti-Aging Effects of Flavonoids from Plant Extracts

open access: yesFoods
Aging is a natural and irreversible process, affecting living organisms by negatively impacting the tissues’ and cells’ morphology and functionality and consequently being responsible for aging-related diseases.
Bogdan Păcularu-Burada   +2 more
semanticscholar   +1 more source

The Design of an Automated System for the Analysis of the Activity and Emotional Patterns of Dogs with Wearable Sensors Using Machine Learning

open access: yesApplied Sciences, 2019
The safety and welfare of companion animals such as dogs has become a large challenge in the last few years. To assess the well-being of a dog, it is very important for human beings to understand the activity pattern of the dog, and its emotional ...
Satyabrata Aich   +4 more
doaj   +1 more source

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