Results 91 to 100 of about 28,509 (234)

An optimised protocol for the detection of lipofuscin, a versatile and quantifiable marker of cellular senescence.

open access: yesPLoS ONE
Lipofuscin is a yellow-brown pigment typically found in the lysosomes that contains a mixture of molecules including lipids, metals and misfolded proteins.
Camilla S A Davan-Wetton   +1 more
doaj   +1 more source

The role of lipid metabolism in neuronal senescence

open access: yesFEBS Open Bio, Volume 16, Issue 5, Page 857-869, May 2026.
Disrupted lipid metabolism, through alterations in lipid species or lipid droplet accumulation, can drive neuronal senescence. However, lipid dyshomeostasis can also occur alongside neuronal senescence, further amplifying tissue damage. Delineating how lipid‐induced senescence emerges in neurons and glial cells, and how it contributes to ageing and ...
Dikaia Tsagkari   +2 more
wiley   +1 more source

Successive Onset of Molecular, Cellular and Tissue-Specific Responses in Midgut Gland of Littorina littorea Exposed to Sub-Lethal Cadmium Concentrations [PDF]

open access: yes, 2017
Cadmium (Cd) is one of the most harmful metals, being toxic to most animal species, including marine invertebrates. Among marine gastropods, the periwinkle (Littorina littorea) in particular can accumulate high amounts of Cd in its midgut gland.
Benito Fernández, Denis   +4 more
core   +3 more sources

Evaluation of ExPress glaucoma filtration device in Indian patients with advanced glaucoma

open access: yesIndian Journal of Ophthalmology, 2015
ExPress glaucoma filtration device (GFD) has recently become available in India as a surgical option for glaucoma patients. We retrospectively evaluated the outcome of ExPress GFD in 12 eyes with advanced glaucoma with intraocular pressures (IOPs) not ...
Dewang Angmo   +3 more
doaj   +1 more source

Intercompartmental communication in senescence

open access: yesFEBS Open Bio, Volume 16, Issue 5, Page 837-856, May 2026.
Senescent cells experience structural changes in the plasma membrane, endoplasmic reticulum, mitochondria, lysosomes, nucleus, and cytoskeleton. These alterations disrupt crosstalk among cellular compartments, impairing vesicular trafficking, contact sites, and molecular flow.
Krystyna Mazan‐Mamczarz   +3 more
wiley   +1 more source

Catalpol Modulates Lifespan via DAF-16/FOXO and SKN-1/Nrf2 Activation in [PDF]

open access: yes, 2015
Catalpol is an effective component of rehmannia root and known to possess various pharmacological properties. The present study was aimed at investigating the potential effects of catalpol on the lifespan and stress tolerance using C.
Cha, Dong Seok   +6 more
core   +4 more sources

Real-time in vivo micromorphology and histopathology of choroidal osteoma using enhanced depth imaging

open access: yesIndian Journal of Ophthalmology, 2015
Choroidal osteoma is a usually unilateral benign tumor of the choroid composed of mature bone. Optical coherence tomography (OCT) has been used to image osteoma for several years. With the advent of enhanced depth imaging (EDI) feature of spectral-domain
Rameez Hussain   +3 more
doaj   +1 more source

Cellular senescence: Molecular signatures and cellular remodeling

open access: yesFEBS Open Bio, Volume 16, Issue 5, Page 818-820, May 2026.
Cellular senescence, a state of stable cell‐cycle arrest accompanied by profound metabolic and secretory changes, has emerged as a central hallmark of aging and a key contributor to age‐associated diseases. Despite the great progress in understanding the characteristics, the underlying molecular mechanisms, and the role of senescent cells in several ...
Dimitris Kletsas
wiley   +1 more source

Stargardt disease: clinical features, molecular genetics, animal models and therapeutic options [PDF]

open access: yes, 2016
Stargardt disease (STGD1; MIM 248200) is the most prevalent inherited macular dystrophy and is associated with disease-causing sequence variants in the gene ABCA4 Significant advances have been made over the last 10 years in our understanding of both the
Fujinami, K   +3 more
core   +1 more source

Increased Numbers of CD4+ T‐Cells in the Hypocretin/Orexin Region of Narcolepsy Type 1

open access: yesAnnals of Neurology, Volume 99, Issue 5, Page 1173-1178, May 2026.
Narcolepsy type 1 (NT1) is presumed to be an autoimmune disorder caused by hypothalamic loss of hypocretin (Hcrt; orexin). In postmortem NT1 brains, we observed an 11‐fold increase of CD4+ T‐cells in the Hcrt region compared with control hypothalami, without a corresponding rise in CD8+ T‐cells.
Ling Shan   +5 more
wiley   +1 more source

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