Results 51 to 60 of about 34,415 (185)

Harnessing the Benefits of Endogenous Hydrogen Sulfide to Reduce Cardiovascular Disease

open access: yesAntioxidants, 2021
Cardiovascular disease is the leading cause of death in the U.S. While various studies have shown the beneficial impact of exogenous hydrogen sulfide (H2S)-releasing drugs, few have demonstrated the influence of endogenous H2S production.
Kevin M. Casin, John W. Calvert
doaj   +1 more source

Contribution of hydrogen sulfide to the control of coronary blood flow [PDF]

open access: yes, 2014
This study examined the mechanisms by which H2S modulates coronary microvascular resistance and myocardial perfusion at rest and in response to cardiac ischemia. Experiments were conducted in isolated coronary arteries and in open-chest anesthetized dogs.
Berwick, Zachary C.   +5 more
core   +1 more source

Chemical Proteomics Identifies Ketogenesis‐Mediated Cysteine Modifications Regulating Redox Function

open access: yesAngewandte Chemie, EarlyView.
Herein, we report ketone body induce cysteine modifications beyond lysine acylation, as revealed by integrating chemical proteomics with open‐search methods. Among the modifications, cysteine crotonation (Ccr) was chemically validated by endogenous peptide‐based co‐elution assays.
Yuan‐Fei Zhou   +8 more
wiley   +2 more sources

Significance of Hydrogen Sulfide Production in the Pancreatic β-Cell

open access: yesJournal of Pharmacological Sciences, 2011
.: Hydrogen sulfide (H2S) is an important signaling molecule in various mammalian cells and tissues. H2S is synthesized from l-cysteine and regulates several cellular and physiological phenomena (vasorelaxation, hormone secretion, and apoptosis) and ...
Shigeki Taniguchi, Ichiro Niki
doaj   +1 more source

Nitric oxide and hydrogen sulfide: the gasotransmitter paradigm of the vascular system. [PDF]

open access: yes, 2017
There are several reviews on NO and hydrogen sulfide (H2 S) and their role in vascular diseases in the current relevant literature. The aim of this review is to discuss, within the limits of present knowledge, the interconnection between these two ...
Bucci, M., Cirino, G, Vellecco, V
core   +1 more source

IMPDH2 Is an Intracellular Target of the Cyclophilin A and Sanglifehrin A Complex

open access: yesCell Reports, 2017
Summary: Natural products have demonstrated utility in the clinic and can also act as probes to understand complex cellular pathways. Sanglifehrin A (SFA) is a mixed polyketide and non-ribosomal peptide synthase natural product with sub-nano-molar ...
Khian Hong Pua   +3 more
doaj   +1 more source

Propargylglycine inhibits hypotaurine/taurine synthesis and elevates cystathionine and homocysteine concentrations in primary mouse hepatocytes [PDF]

open access: yes, 2015
Our investigation showed that hepatocytes isolated from cysteine dioxygenase knockout mice (Cdo1(−/−)) had lower levels of hypotaurine and taurine than Cdo1(+/+) hepatocytes. Interestingly, hypotaurine accumulates in cultured wild-type hepatocytes.
Halina Jurkowska   +3 more
core   +1 more source

A pharmacological probe identifies cystathionine β-synthase as a new negative regulator for ferroptosis

open access: yesCell Death and Disease, 2018
Cystathionine β-synthase (CBS) is responsible for the first enzymatic reaction in the transsulfuration pathway of sulfur amino acids. The molecular function and mechanism of CBS as well as that of transsulfuration pathway remain ill-defined in cell ...
Li Wang   +8 more
semanticscholar   +1 more source

Efficacy of Novel Aminooxyacetic Acid Prodrugs in Colon Cancer Models: Towards Clinical Translation of the Cystathionine β-Synthase Inhibition Concept

open access: yesBiomolecules, 2021
Upregulation of hydrogen sulfide (H2S) biosynthesis, at least in part related to the upregulation of cystathionine β-synthetase (CBS) in cancer cells, serves as a tumor-promoting factor and has emerged as a possible molecular target for antitumor drug ...
M. Hellmich   +15 more
semanticscholar   +1 more source

Cystathionine β‐synthase deficiency in the E‐HOD registry‐part I: pyridoxine responsiveness as a determinant of biochemical and clinical phenotype at diagnosis

open access: yesJournal of Inherited Metabolic Disease, 2020
Cystathionine β‐synthase (CBS) deficiency has a wide clinical spectrum, ranging from neurodevelopmental problems, lens dislocation and marfanoid features in early childhood to adult onset disease with predominantly thromboembolic complications.
V. Kožich   +10 more
semanticscholar   +1 more source

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