Results 51 to 60 of about 118,565,731 (151)

Evidence that biliverdin-IXβ reductase and flavin reductase are identical [PDF]

open access: yesBiochemical Journal, 1996
A search of the database shows that human biliverdin-IXβ reductase and flavin reductase are identical. We have isolated flavin reductase from bovine erythrocytes and show that the activity co-elutes with biliverdin-IXβ reductase. Preparations of the enzyme that are electrophoretically homogeneous exhibit both flavin reductase and biliverdin-IXβ ...
F, Shalloe   +3 more
openaire   +2 more sources

Protein/Protein Interactions in the Mammalian Heme Degradation Pathway \u3ci\u3eHEME OXYGENASE-2, CYTOCHROME P450 REDUCTASE, AND BILIVERDIN REDUCTASE\u3c/i\u3e [PDF]

open access: yes, 2014
Background: Heme oxygenase, cytochrome P450 reductase, and biliverdin reductase are the key enzymes in heme degradation. Results: Specific electrostatic and hydrophobic interactions form the binding interface between heme oxygenase and cytochrome P450 ...
Zuiderweg, Erik R. P.   +4 more
core  

ABCB10 exports mitochondrial biliverdin, driving metabolic maladaptation in obesity [PDF]

open access: yes, 2021
Although the role of hydrophilic antioxidants in the development of hepatic insulin resistance and nonalcoholic fatty liver disease has been well studied, the role of lipophilic antioxidants remains poorly characterized.
Gharakhanian, Raffi   +49 more
core   +1 more source

Biliverdin reductase-induced phytochrome chromophore deficiency in transgenic tobacco [PDF]

open access: yes, 2001
Targeted expression of mammalian biliverdin IXalpha reductase (BVR), an enzyme that metabolically inactivates linear tetrapyrrole precursors of the phytochrome chromophore, was used to examine the physiological functions of phytochromes in the ...
Brian Thomas   +13 more
core   +2 more sources

A Novel Plasma Heme Assay Reveals Disease Severity in Beta‐Thalassemia and Sickle Cell Anemia

open access: yesAmerican Journal of Hematology, Volume 101, Issue 7, Page 1706-1716, July 2026.
ABSTRACT Anemia results from imbalanced hemoglobin or red blood cell production and clearance. Hemolytic anemia, caused by premature red blood cell removal, can be intravascular (in blood) or extravascular (erythrophagocytosis). Hemolysis is common in Sickle Cell Disease (SCD) and Beta‐Thalassemia anemia (β‐thalassemia), the most prevalent inherited ...
Laurent Kiger   +14 more
wiley   +1 more source

Computational and experimental studies on the catalytic mechanism of biliverdin-IXbeta reductase

open access: yes, 2008
BVR-B (biliverdin-IXbeta reductase) also known as FR (flavin reductase) is a promiscuous enzyme catalysing the pyridine-nucleotide-dependent reduction of a variety of flavins, biliverdins, PQQ (pyrroloquinoline quinone) and ferric ion. Mechanistically it
Mulholland, Adrian J   +3 more
core   +1 more source

Photophysical and Computational Exploration of Human Serum Albumin Mediated Sensing of Bilirubin via a D‐π‐A Probe

open access: yesChemistry–Methods, Volume 6, Issue 7, July 2026.
This work reports the efficacy of an ensemble‐based sensor, A3‐HSA, for selective bilirubin sensing. Experimental and computational studies showed that the strong binding of bilirubin to HSA facilitated the replacement of D‐π‐A probe A3 at the IB site of HSA.
Anamika Bandyopadhyay   +1 more
wiley   +1 more source

Expression of Biliverdin Reductase A in peripheral blood leukocytes is associated with treatment response in HCV-infected patients. [PDF]

open access: yesPLoS ONE, 2013
Hepatitis C virus (HCV) infection is associated with systemic oxidative stress. Since the heme catabolic pathway plays an important role in antioxidant protection, we attempted to assess the gene expression of key enzymes of heme catabolism, heme ...
Iva Subhanova   +9 more
doaj   +1 more source

Silencing the Signal: The Metastasis Suppressor NDRG1 Disrupts Small Extracellular Vesicle‐Mediated Crosstalk in Pancreatic Cancer

open access: yesJournal of Extracellular Vesicles, Volume 15, Issue 7, July 2026.
NDRG1 suppresses pancreatic cancer progression by disrupting small extracellular vesicle biogenesis, altering cargo composition, and inhibiting EV uptake by cancer cells—thereby impairing tumour–stroma communication and fibrotic activation. This study reveals NDRG1 as a novel regulator of extracellular vesicle dynamics and a promising therapeutic ...
Jiawei Chang   +8 more
wiley   +1 more source

Osimertinib Resistance in EGFR‐Mutated Non–Small Cell Lung Cancer: Mechanisms and Therapeutic Strategies

open access: yesMedComm, Volume 7, Issue 7, July 2026.
This review illustrates the key mechanisms of osimertinib resistance in EGFR‑mutant NSCLC, including EGFR‑dependent mutations, bypass pathway activation, and SMARCA4‑mediated epigenetic regulation. We also summarize emerging targeted therapies and future perspectives to overcome EGFR‑TKI resistance.
Junfeng Guo, Qiuyuan Wen, Songqing Fan
wiley   +1 more source

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