Results 51 to 60 of about 22,691 (239)

Cytoprotection by prostaglandins

open access: yesGastroenterology, 1979
Prostaglandins (PG) are a group of ZO-carbon oxy- genated fatty acids that are present in most mamma- lian cells and tissues. Approximately 20 of these chemicals have been identified in tissues and body fluids, whereas hundreds have been synthesized as analogs or derivatives of the natural PG.
openaire   +3 more sources

Role of the Sterol Regulatory Element Binding Protein Pathway in Tumorigenesis

open access: yesFrontiers in Oncology, 2020
Metabolic changes are a major feature of tumors, including various metabolic forms, such as energy, lipid, and amino acid metabolism. Sterol regulatory element binding proteins (SREBPs) are important modules in regulating lipid metabolism and play an ...
Tao Jiang, Guangji Zhang, Zhaohuan Lou
doaj   +1 more source

Probiotic‐Derived Vesicles Rectally Delivered via Thermo‐Gelling Copolymer Promote Mucosal Healing and Reduce Inflammation in Ulcerative Colitis

open access: yesAdvanced Science, EarlyView.
A thermo‐responsive rectal delivery platform integrating probiotic‐derived extracellular vesicles within a hyaluronic acid‐based copolymer enables localized and sustained therapy for ulcerative colitis. The formulation effectively suppresses inflammation, promotes macrophage polarization toward a regenerative phenotype, restores epithelial barrier ...
Ayushi Mairal   +5 more
wiley   +1 more source

Adaptive cytoprotection in the small intestine: role of mucus

open access: yes, 1993
Gastric mucosal injury induced by strong irritants can be dramatically reduced by pretreating the mucosa with mild forms of the same irritant. This phenomenon has been termed "adaptive cytoprotection." The aim of the present study was to use in vivo and
G. Cepinskas   +2 more
core   +1 more source

A mechanism for prostaglandin cytoprotection

open access: yesJournal of British Surgery, 1980
Abstract Topical 16,16-dimethyl (dm) prostaglandin E2 produces an alkaline secretion from the canine stomach. This study attempts to assess whether this prostaglandin-induced secretion might have a cytoprotective role. Chambered ex vivo perfused wedges of canine stomach were divided into equal halves: a control and test side.
J M, McGreevy, F G, Moody
openaire   +2 more sources

An Insight into Sargassum muticum Cytoprotective Mechanisms against Oxidative Stress on a Human Cell In Vitro Model

open access: yesMarine Drugs, 2017
Sargassum muticum is a brown seaweed with strong potential to be used as a functional food ingredient, mainly due to its antioxidant properties. It is widely used in traditional oriental medicine for the treatment of numerous diseases.
Susete Pinteus   +7 more
doaj   +1 more source

AI‐Assisted Engineering of Glycyrrhizic Acid/Simvastatin Nanocrystals for Multifunctional Treatment of Bacterial Osteomyelitis

open access: yesAdvanced Science, EarlyView.
Through AI‐assisted screening from FDA‐approved API to overcome the limitations of bacterial osteomyelitis treatment, glycyrrhizic acid and simvastatin are identified as a multifunctional combination capable of self‐assembling into mechanism‐targeting nanocrystals that effectively neutralize reactive oxygen species, suppress M1 macrophage polarization,
Yu Han   +11 more
wiley   +1 more source

Multifunctional Manganese Oxide Nanocomposite Hydrogel With Synergistic Reactive Oxygen Species‐Scavenging, Oxygen‐Generating, Immunomodulatory, and Photothermal Antimicrobial Activities for Enhanced Diabetic Wound Healing

open access: yesAdvanced Science, EarlyView.
CFP/PC@MnO2 hydrogel integrates ROS scavenging, oxygen delivery, oxidative stress reduction, immunomodulation, and photothermal antibacterial properties. The incorporation of PC@MnO2 NPs endows the hydrogel with multiple functional advantages tailored to the pathological microenvironment of diabetic wounds, including efficient ROS clearance, mitigation
Zhi Xu   +9 more
wiley   +1 more source

Cytoprotective roles for autophagy

open access: yesCurrent Opinion in Cell Biology, 2010
Macroautophagy (referred to as autophagy in this review) is a genetically regulated bulk degradation program conserved from yeast to humans, in which cytoplasmic substrates, such as damaged organelles and long-lived proteins, are delivered to lysosomes for degradation.
Moreau, Kevin   +2 more
openaire   +2 more sources

Gastrointestinal Cytoprotection by PPAR Ligands [PDF]

open access: yesPPAR Research, 2010
Peroxisome proliferator-activated receptor (PPAR) is a nuclear receptor that is known to play a central role in lipid metabolism and insulin sensitivity as well as inflammation and cell proliferation. According to the results obtained from studies on several animal models of gastrointestinal inflammation, PPAR has been implicated in the regulation of ...
Yuji Naito   +2 more
openaire   +3 more sources

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