Results 71 to 80 of about 53,702 (285)

Dynamic Self‐Clickable Decellularized Matrix Hydrogels for Regulating Vascularity and Enhancing Muscle Regeneration

open access: yesAdvanced Science, EarlyView.
Dynamic decellularized hydrogels are prepared using bovine decellularized small intestine submucosa (SIS) norbornene (dSIS‐NB). Bovine dSIS contained significant amounts of disulfide‐rich fibrillin‐I, enabling ‘self‐clickable’ thiol‐norbornene gelation and spatiotemporal tuning of hydrogel physicochemical properties.
Van Thuy Duong   +4 more
wiley   +1 more source

The binding of the retro-analogue of glutathione disulfide to glutathione reductase.

open access: yesJournal of Biological Chemistry, 1990
The retro-analogue of glutathione disulfide was bound to the GSSG binding site of crystalline glutathione reductase. The binding mode revealed why the analogue is a very poor substrate in enzyme catalysis. The observed binding mode difference between natural substrate and retro-analogue is explained.
W, Janes, G E, Schulz
openaire   +2 more sources

Biosynthesis of Sciadonic Acid Derived from Gymnosperms with Anti‐Colitis Activity

open access: yesAdvanced Science, EarlyView.
This study establishes an efficient Yarrowia lipolytica platform for unusual sciadonic acid (SCA) production and assess the anti‐colitis efficacy in mice of SCA, supporting its potential as a novel therapeutic lipid. ABSTRACT Sciadonic acid (SCA), Δ5‐unsaturated fatty acid with anti‐inflammatory and lipid‐regulatory properties, is predominantly derived
Yadi Gao   +10 more
wiley   +1 more source

Characterising the expression and interactions of the Endoplasmic Reticulum Oxidoreductase Erol β [PDF]

open access: yes, 2006
Proteins destined for the secretory pathway and endoplasmic reticulum (ER) resident proteins are targeted to the ER through an N-terminal signal sequence. Proteins then follow a post-translational maturation process to fold into functional proteins.
Gunasekara, Sanjika Dias
core  

Effects of Panthenol and N-Acetylcysteine on Changes in the Redox State of Brain Mitochondria under Oxidative Stress In Vitro

open access: yesAntioxidants, 2021
The glutathione system in the mitochondria of the brain plays an important role in maintaining the redox balance and thiol–disulfide homeostasis, whose violations are the important component of the biochemical shifts in neurodegenerative diseases ...
Dmitry S. Semenovich   +4 more
doaj   +1 more source

Drug‐Induced Cuproptosis Defines the Therapeutic Window of Celecoxib in Intervertebral Disc Degeneration via the HSP90‐RBX1 Axis

open access: yesAdvanced Science, EarlyView.
This study reveals the dual role of celecoxib in intervertebral disc degeneration. While low concentrations are protective, high concentrations induce toxicity by upregulating HSP90, which synergizes with USP15 to deubiquitinate and stabilize RBX1. This leads to degradation of COMMD1/ATP7B, copper dyshomeostasis, and ultimately, cuproptosis.
Youfeng Guo   +11 more
wiley   +1 more source

Pathogen‐Centric Activation of an Azoreductase‐Responsive Antibody‐Antibiotic Conjugate for the Targeted Eradication of MRSA

open access: yesAdvanced Science, EarlyView.
A pathogen‐centric antibody‐antibiotic conjugate (AZO‐AAC) releases antibiotics via bacterial azoreductase, independent of host‐lysosomal function. This mechanism achieves nanomolar eradication of both planktonic and intracellular methicillin‐resistant Staphylococcus aureus (MRSA).
Qi Cheng   +13 more
wiley   +1 more source

Glutathione-Scavenging Poly(disulfide amide) Nanoparticles for the Effective Delivery of Pt(IV) Prodrugs and Reversal of Cisplatin Resistance

open access: yes, 2018
Despite the broad antitumor spectrum of cisplatin, its therapeutic efficacy in cancer treatment is compromised by the development of drug resistance in tumor cells and systemic side effects. A close correlation has been drawn between cisplatin resistance
Wei Tao (410556)   +9 more
core   +1 more source

INVESTIGATING THE IN VIVO EFFECTS OF COPPER COORDINATION COMPOUNDS WITH THIOSEMICARBAZONES ON ERYTHROCYTE REDOX BALANCE

open access: yesJournal of Experimental and Molecular Biology
Thiol-disulfide homeostasis plays a vital role in cellular and systemic functions, regulating biosynthetic reactions, growth, transport, repair, and redox signaling through the dynamic interplay between thiol (-SH) and disulfide (-S-S-) states.
Valeriana Pantea   +8 more
doaj   +1 more source

H2S‐Amplified “Three‐in‐One” Antibacterial Strategy for Periodontitis Treatment Using a Photosensitive Pillararene‐Embedded COF/MOF Hybrid

open access: yesAdvanced Science, EarlyView.
The integration of ROS‐generating systems with H2S depletion strategies effectively overcomes the limitations imposed by endogenous antioxidant defenses on ROS‐based antimicrobial therapies. In this study, the Cu‐MOF is incorporated into pillararene‐embedded COF, achieving a “three‐in‐one” antimicrobial effect that markedly alleviated periodontal ...
Shuang Liang   +9 more
wiley   +1 more source

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