Results 51 to 60 of about 2,794,061 (304)

Comparison of the effects of vitamin A and its analogs upon rabbit ear cartilage in organ culture and upon growth of the vitamin A-deficient rat

open access: yesJournal of Lipid Research, 1974
A study was conducted to explore the relationship between the effects of vitamin A upon cartilage and the biological role of vitamin A in maintaining growth and life. Retinol, retinoic acid, α-retinoic acid, and RO8-7699 (a cyclopentyl analog of retinoic
DeWitt S. Goodman   +3 more
doaj   +1 more source

Acute myeloid leukemia with CPSF6–RARG fusion resembling acute promyelocytic leukemia with extramedullary infiltration

open access: yesTherapeutic Advances in Hematology, 2021
Some subtypes of acute myeloid leukemia (AML) share morphologic, immunophenotypic, and clinical features of acute promyelocytic leukemia (APL), but lack a PML–RARA (promyelocytic leukemia–retinoic acid receptor alpha) fusion gene.
Xiaoyan Han   +7 more
doaj   +1 more source

Type I interferons modulate autophagy to shape gemcitabine response in pancreatic cancer cells

open access: yesFEBS Open Bio, EarlyView.
Type I interferons differentially modulate autophagy and the response of pancreatic cancer cells to gemcitabine. IFNα2b stimulates autophagic flux and protects cells from gemcitabine‐induced cell death, contributing to chemoresistance. In contrast, IFNβ1a inhibits autophagosome formation and enhances gemcitabine‐induced cell death, resulting in ...
Lucy E. Bonilla   +10 more
wiley   +1 more source

Evaluation of the Effects of Different Concentrations All-trans Retinoic Acid on the Survival of Bone Marrow Mesenchymal Stem Cells [PDF]

open access: yesMajallah-i dānishgāh-i ̒ulūm-i pizishkī-i Arāk, 2018
Background: According to application of Retinoic acid in differentiation of the stem cells to different cells and its role in apoptotic of cancer cells, the selection of appropriate dose for differentiation of stem cells is important.
Maryam Salem   +3 more
doaj  

Retinoic acid regulates the ubiquitin–proteasome system in a middle cerebral artery occlusion animal model

open access: yesLaboratory Animal Research, 2022
Background Retinoic acid is a major metabolite of vitamin A and exerts beneficial effects including anti-oxidant and anti-inflammatory activities in neurons.
Ju-Bin Kang   +3 more
doaj   +1 more source

Hydrogel platforms for 3D cardiac tissue engineering and fibrotic disease modelling

open access: yesFEBS Open Bio, EarlyView.
Hydrogel‐based cardiac tissue models are advancing our understanding of heart health and disease. By incorporating electrical conductivity, aligned structures, and tunable mechanical properties, these platforms better replicate the complex environment of native heart tissue.
Harrison Porritt   +2 more
wiley   +1 more source

Retinoic acid ortho-hydroxy aniline amide promotes neurotrophin mediated cell growth and proliferation in nerve cells

open access: yesBangladesh Journal of Pharmacology, 2015
In the present study, effect of retinoic acid ortho-hydroxy aniline amide (RAA), an analog of retinoic acid (RA) was investigated on neurotrophin mediated cell growth and proliferation in hippocampus-derived stem cell clones.
Zhi-Gang Wang   +4 more
doaj  

Evaluation and comparison of natural and synthetic retinoids on model of neural development [PDF]

open access: yes, 2008
Vitamin A and its derivatives, collectively termed retinoids, are a group of natural and synthetic molecules that are structurally and/or functionally analogous.
Buyers Christie, Victoria
core  

Chemical Screening Identifies Danofloxacin as a Self‐Renewal Agonist of Embryonic Stem Cells through Alleviation of HDAC1‐Mediated Deacetylation of Tert and Prdm10

open access: yesAdvanced Science, EarlyView.
This study identified Danofloxacin as a novel supporter of the maintenance of mouse embryonic stem cell (ESC) pluripotency. It functions partially by inhibiting HDAC1, which increases specific histone acetylation marks and activates key genes like Tert and Prdm10.
Yan Zhang   +8 more
wiley   +1 more source

Early Retinal UCHL1 Dysregulation Coupled With Synaptic Loss Reflects Alzheimer's Disease Severity

open access: yesAdvanced Science, EarlyView.
This study identifies synapse‐enriched deubiquitinase UCHL1 as an early Aβ‐responsive regulator of retinal synaptopathy in Alzheimer's disease. Retinal UCHL1 loss accompanies excitatory synapse degeneration, p75NTR activation, and neuroinflammation, and predicts Braak stage and cognitive decline. Aβ42 fibrils trigger synaptic and UCHL1 depletion before
Altan Rentsendorj   +25 more
wiley   +1 more source

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