The role of oxidative stress in pancreatic β cell dysfunction in diabetes

N Eguchi, ND Vaziri, DC Dafoe, H Ichii - International journal of molecular …, 2021 - mdpi.com
Diabetes is a chronic metabolic disorder characterized by inappropriately elevated glucose
levels as a result of impaired pancreatic β cell function and insulin resistance. Extensive …

Kynurenine pathway, NAD+ synthesis, and mitochondrial function: Targeting tryptophan metabolism to promote longevity and healthspan

R Castro-Portuguez, GL Sutphin - Experimental gerontology, 2020 - Elsevier
Aging is characterized by a progressive decline in the normal physiological functions of an
organism, ultimately leading to mortality. Nicotinamide adenine dinucleotide (NAD+) is an …

Mitochondrial dysfunction in aging and diseases of aging

RH Haas - Biology, 2019 - mdpi.com
Mitochondria have been increasingly recognized as the important players in the aging
process. Most aging-related diseases, particularly, neurodegenerative diseases, have …

Adipocyte-derived extracellular vesicles increase insulin secretion through transport of insulinotropic protein cargo

K Kulaj, A Harger, M Bauer, ÖS Caliskan… - Nature …, 2023 - nature.com
Adipocyte-derived extracellular vesicles (AdEVs) are membranous nanoparticles that
convey communication from adipose tissue to other organs. Here, to delineate their role as …

Association of mitochondrial DNA copy number with metabolic syndrome and type 2 diabetes in 14 176 individuals

F Fazzini, C Lamina, A Raftopoulou… - Journal of Internal …, 2021 - Wiley Online Library
Background Mitochondria play an important role in cellular metabolism, and their
dysfunction is postulated to be involved in metabolic disturbances. Mitochondrial DNA is …

Structure, mechanism, and regulation of mitochondrial DNA transcription initiation

U Basu, AM Bostwick, K Das… - Journal of Biological …, 2020 - ASBMB
Mitochondria are specialized compartments that produce requisite ATP to fuel cellular
functions and serve as centers of metabolite processing, cellular signaling, and apoptosis …

Mitochondrial DNA and inflammatory proteins are higher in extracellular vesicles from frail individuals

AM Byappanahalli, N Noren Hooten, M Vannoy… - Immunity & …, 2023 - Springer
Background Frailty, a clinical syndrome commencing at midlife, is a risk for morbidity and
mortality. Little is known about the factors that contribute to the chronic inflammatory state …

Mitochondrial dysfunction and pancreatic islet β‑cell failure

W Sha, F Hu, S Bu - Experimental and therapeutic …, 2020 - spandidos-publications.com
Pancreatic β‑cells are the only source of insulin in humans. Mitochondria uses pyruvate to
produce ATP as an intermediate link between glucose intake and insulin secretion in β‑cells …

Catalpol ameliorates insulin sensitivity and mitochondrial respiration in skeletal muscle of type-2 diabetic mice through insulin signaling pathway and AMPK/SIRT1 …

KH Yap, GS Yee, M Candasamy, SC Tan, S Md… - Biomolecules, 2020 - mdpi.com
Catalpol was tested for various disorders including diabetes mellitus. Numerous molecular
mechanisms have emerged supporting its biological effects but with little information …

Melatonin enhances the mitochondrial functionality of brown adipose tissue in obese—Diabetic rats

A Agil, M Navarro-Alarcon, FAZ Ali, A Albrakati… - Antioxidants, 2021 - mdpi.com
Developing novel drugs/targets remains a major effort toward controlling obesity-related
type 2 diabetes (diabesity). Melatonin controls obesity and improves glucose homeostasis in …