ArticleCirculation research2017
Cytochrome b5 Reductase 3 Modulates Soluble Guanylate Cyclase Redox State and cGMP Signaling.
Article in Circulation research, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 60 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
60 citing papers in PubMed, 89 citations in OpenAlex.
- NO modulates human airway smooth muscle function by altering glucose-6-phosphate dehydrogenase effects on sGC function in asthma.Redox biology · 2026Article
- Cytochrome bBiomedicine & pharmacotherapy = Biomedecine & pharmacotherapie · 2026Article
- Beta arrestin 1 is a key regulator of pulmonary vascular tone.Proceedings of the National Academy of Sciences of the United States of America · 2026Article
- Recent advances in the investigation of the regulatory network underlying reactive nitrogen species-mediated tumorigenesis: molecular mechanisms and targeted therapeutic strategies.Redox report : communications in free radical research · 2025Review
- Endothelial CYB5R3 couples store-operated calcium entry to TRPV2 activation and vascular fitness.bioRxiv : the preprint server for biology · 2025Article
- Erythrocytes enhance oxygen-carrying capacity through self-regulation.Frontiers in physiology · 2025Review
- Targeting alveolar epithelial cell metabolism in pulmonary fibrosis: Pioneering an emerging therapeutic strategy.Frontiers in cell and developmental biology · 2025Review
- CYB5R3 T117S tempers fetal hemoglobin induction by hydroxyurea in patients with sickle cell disease.Blood advances · 2024Article
- Nitric Oxide Signaling and Sensing in Age-Related Diseases.Antioxidants (Basel, Switzerland) · 2024Review
- Potentiation of BKCa channels by cystic fibrosis transmembrane conductance regulator correctors VX-445 and VX-121.The Journal of clinical investigation · 2024Article
- Realveolarization with inhalable mucus-penetrating lipid nanoparticles for the treatment of pulmonary fibrosis in mice.Science advances · 2024Article
- What do we really know about the external urethral sphincter?Continence (Amsterdam, Netherlands) · 2024Review
- Vitamin E/Coenzyme Q-Dependent "Free Radical Reductases": Redox Regulators in Ferroptosis.Antioxidants & redox signaling · 2024Review
- CYB5R3 functions as a tumor suppressor by inducing ER stress-mediated apoptosis in lung cancer cells via the PERK-ATF4 and IRE1α-JNK pathways.Experimental & molecular medicine · 2024Article
- Article
- Hypoxia Dysregulates the Transcription of Myoendothelial Junction Proteins Involved with Nitric Oxide Production in Brain Endothelial Cells.Biomedicines · 2023Article
- CYB5R3 in type II alveolar epithelial cells protects against lung fibrosis by suppressing TGF-β1 signaling.JCI insight · 2023Article
- Flipping Off and On the Redox Switch in the Microcirculation.Annual review of physiology · 2023Review
- Cellular Factors That Shape the Activity or Function of Nitric Oxide-Stimulated Soluble Guanylyl Cyclase.Cells · 2023Review
- Dental Pulp Inflammation Initiates the Occurrence of Mast Cells Expressing the αInternational journal of molecular sciences · 2023Article
Corrections and comments
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Authors and funding
15 authors at 1 institution in 1 country.
Funding
Abstract
rationaleSoluble guanylate cyclase (sGC) heme iron, in its oxidized state (Fe
objectiveAlthough reactive oxygen species are known to oxidize the sGC heme iron, the basic mechanism(s) governing sGC heme iron recycling to its NO-sensitive, reduced state remain poorly understood. METHODS AND
resultsOxidant challenge studies show that vascular smooth muscle cells have an intrinsic ability to reduce oxidized sGC heme iron and form protein-protein complexes between cytochrome b5 reductase 3, also known as methemoglobin reductase, and oxidized sGC. Genetic knockdown and pharmacological inhibition in vascular smooth muscle cells reveal that cytochrome b5 reductase 3 expression and activity is critical for NO-stimulated cGMP production and vasodilation. Mechanistically, we show that cytochrome b5 reductase 3 directly reduces oxidized sGC required for NO sensitization as assessed by biochemical, cellular, and ex vivo assays.
conclusionsTogether, these findings identify new insights into NO-sGC-cGMP signaling and reveal cytochrome b5 reductase 3 as the first identified physiological sGC heme iron reductase in vascular smooth muscle cells, serving as a critical regulator of cGMP production and protein kinase G-dependent signaling.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.