Results 101 to 110 of about 96,178 (343)

Apico-basal cell compression regulates Lamin A/C levels in epithelial tissues

open access: yesNature Communications, 2020
The levels of nuclear protein Lamin A/C are crucial for nuclear mechanotransduction. Lamin A/C levels are known to scale with tissue stiffness and extracellular matrix levels in mesenchymal tissues.
K. Iyer   +5 more
semanticscholar   +1 more source

Homoisoflavanone Delays Colorectal Cancer Progression via DNA Damage‐Induced Mitochondrial Apoptosis and Parthanatos‐Like Cell Death

open access: yesAdvanced Science, EarlyView.
Homoisoflavanone (HIF), a bioactive compound isolated from Polygonatum kingianum, selectively suppresses colorectal cancer progression by inducing DNA damage‐mediated mitochondrial apoptosis and parthanatos‐like cell death. HIF triggers mitochondrial dysfunction, including depolarized membrane potential, elevated ROS, and ATP depletion, while impairing
Hongjie Fan   +12 more
wiley   +1 more source

A Unified Linear Viscoelastic Model of the Cell Nucleus Defines the Mechanical Contributions of Lamins and Chromatin

open access: yesAdvanced Science, 2020
The cell nucleus is constantly subjected to externally applied forces. During metazoan evolution, the nucleus has been optimized to allow physical deformability while protecting the genome under load.
Oren Wintner   +7 more
doaj   +1 more source

Lamin A/C Haploinsufficiency Modulates the Differentiation Potential of Mouse Embryonic Stem Cells [PDF]

open access: yes, 2013
BACKGROUND: Lamins are structural proteins that are the major determinants of nuclear architecture and play important roles in various nuclear functions including gene regulation and cell differentiation.
Chaturvedi, P.   +4 more
core   +2 more sources

Lipid Droplet‐Localized Spindle Apparatus Coiled‐Coil Protein 1 Regulates Lipid Droplet Distribution

open access: yesAdvanced Science, EarlyView.
SPDL1‐L, a long isoform of SPDL1, is identified as a bona fide lipid droplet‐associated protein that acts as a dynein adaptor to drive perinuclear clustering of lipid droplets. By linking lipid droplets to the microtubule network, SPDL1‐L extends the function of SPDL1 beyond mitosis and contributes to lipid droplet organization and nuclear remodeling ...
Honggang Su   +10 more
wiley   +1 more source

Methionine Restriction Extends Lifespan in Progeroid Mice and Alters Lipid and Bile Acid Metabolism [PDF]

open access: yes, 2018
C.L.-O. is supported by grants from the European Union (ERC-2016-ADG, DeAge); Ministerio de Economía y Competitividad (MINECO/FEDER: SAF2014-52413-R and SAF2017-87655-R); Instituto de Salud Carlos III (RTICC); Progeria Research Foundation (PRF2016-66 ...
Bárcena Fernández, Clea   +11 more
core   +3 more sources

Lamin B1 loss promotes lung cancer development and metastasis by epigenetic derepression of RET

open access: yesJournal of Experimental Medicine, 2019
Jia et al. demonstrate that lamin B1 acts as a tumor suppressor in lung cancer. Lamin B1 loss promotes lung cancer development and metastasis by loss of PRC2 recruitment to chromatin and activation of the RET/p38 signaling axis.
Yanhan Jia   +15 more
semanticscholar   +1 more source

The Mitochondrial Guardian α‐Amyrin Mitigates Alzheimer's Disease Pathology via Modulation of the DLK‐SARM1‐ULK1 Axis

open access: yesAdvanced Science, EarlyView.
Dietary habits play a key role in chronic diseases, and higher annual consumption of fruit and vegetable may lower risk of dementia. Artificial intelligence predicts the lipid‐like compound α‐Amyrin (αA) from plants with edible peels as a drug candidate against Alzheimer's disease.
Shu‐Qin Cao   +36 more
wiley   +1 more source

Lamin A molecular compression and sliding as mechanisms behind nucleoskeleton elasticity

open access: yesNature Communications, 2019
Lamin A is a nuclear intermediate filament protein critical for nuclear architecture and mechanics and mutated in a wide range of human diseases. Yet little is known about the molecular architecture of lamins and mechanisms of their assembly. Here we use

semanticscholar   +1 more source

Metabolic Reprogramming of T Cells by Dual UCP2 and IL‐17 Blockade Enhances Immunity Against Pancreatic Cancer

open access: yesAdvanced Science, EarlyView.
This study demonstrates that dual UCP2/IL‐17 blockade reprograms T‐cell metabolism to overcome PDAC immunosuppression. Genipin‐mediated UCP2 inhibition enhances CD8⁺ T‐cell IFN‐γ via IL‐12R/STAT4/mTOR signaling and mitochondrial OXPHOS. Combined IL‐17 depletion amplifies Tc1/Th1 responses, reduces MDSCs, and prolongs survival in PDAC models ...
Chuan‐Teng Liu   +11 more
wiley   +1 more source

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