Results 31 to 40 of about 1,104,559 (168)

Role of folate metabolizing genes and homocysteine in mothers of Down syndrome children

open access: yesTzu Chi Medical Journal, 2022
Objectives: Folates are essential nutrients required for the synthesis of DNA/RNA in cell division and segregation. Folates are reduced and methylated in the liver with the help of enzymes such as methylenetetrahydrofolate reductase (MTHFR), MTR MTRR ...
Amandeep Kaur, Anupam Kaur
doaj   +1 more source

Prenatal maternal stress induces visceral hypersensitivity of adult rat offspring through activation of cystathionine--synthase signaling in primary sensory neurons

open access: yesMolecular Pain, 2018
Irritable bowel syndrome is a disorder of unknown etiology characterized by widespread, chronic abdominal pain associated with altered bowel movements. Increasing amounts of evidence indicate that stressors presented during gestational periods could have
Hong-Jun Wang   +6 more
doaj   +1 more source

Endogenous H2S producing enzymes are involved in apoptosis induction in clear cell renal cell carcinoma

open access: yesBMC Cancer, 2018
Background Knowledge about the expression and thus a role of enzymes that produce endogenous H2S - cystathionine-β-synthase, cystathionine γ-lyase and mercaptopyruvate sulfurtransferase - in renal tumors is still controversial.
Jan Breza   +11 more
doaj   +1 more source

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

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

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

Expression of cystathionine beta-synthase and histopathological observations in placentas of patients with down syndrome

open access: yes, 2015
Down syndrome is the most frequent aneuploidy in live births, with an overall frequency of 1/600-700 births. The overexpression of cystathionine β-synthase is thought to participate in the presentation of some phenotypes observed in Down syndrome ...
Olaya-C, M.   +4 more
core   +2 more sources

Endogenous Hydrogen Sulfide Enhances Carotid Sinus Baroreceptor Sensitivity by Activating the Transient Receptor Potential Cation Channel Subfamily V Member 1 (TRPV1) Channel

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2017
Background We aimed to investigate the regulatory effects of hydrogen sulfide (H2S) on carotid sinus baroreceptor sensitivity and its mechanisms. Methods and Results Male Wistar‐Kyoto rats and spontaneously hypertensive rats (SHRs) were used in the ...
Wen Yu   +9 more
doaj   +1 more source

Allosteric regulation accompanied by oligomeric state changes of Trypanosoma brucei GMP reductase through cystathionine-β-synthase domain

open access: yesNature Communications, 2020
Trypanosoma brucei guanosine 5′-monophosphate reductase (TbGMPR) catalyses the conversion of GMP to inosine 5′-monophosphate and contains a cystathionine-β-synthase (CBS) domain. Here the authors combine X-ray crystallography and kinetic measurements and
Akira Imamura   +12 more
doaj   +1 more source

Cystathionine β-Synthase Is Necessary for Axis Development in Vivo

open access: yesFrontiers in Cell and Developmental Biology, 2018
The cystathionine ß-synthase (CBS) is a critical enzyme in the transsulfuration pathway and is responsible for the synthesis of cystathionine from serine and homocysteine. Cystathionine is a precursor to amino acid cysteine.
Shubhangi Prabhudesai   +13 more
doaj   +1 more source

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