Results 21 to 30 of about 422 (150)

Biliverdin–copper complex at physiological pH [PDF]

open access: yesDalton Transactions, 2019
In physiological settings, biliverdin and Cu 2+ build a paramagnetic complex with formal structure: radical cation/Cu 1+ or radical anion/Cu 3+ .
Milena S. Dimitrijević   +8 more
openaire   +10 more sources

Eggshell Biliverdin as an Antioxidant Maternal Effect [PDF]

open access: yesBioEssays, 2020
AbstractIn this essay, the hypothesis that biliverdin pigment plays an antioxidant role in the avian eggshell is proposed. Due to its ability to scavenge free radical species and to reduce mutation, biliverdin potentially counteracts the oxidative action of pathogens that penetrate the eggshell and/or protects the shell membrane from oxidation, thus ...
openaire   +3 more sources

Theoretische Studien zur Entwicklung eines besseren Verständnisses von Kofaktorstrukturen und Mechanismen von Fotorezeptoren und metallhaltigen Enzymen mittels quantenchemischer und moleküldynamischer Ansätze

open access: yes, 2020
In this work two phytochromes, namely Cyanobacterial phytochrome Cph1 and Agrobacterium tumefaciens phytochrome Agp2, as well as formate dehydrogenase of Rhodobacter Capsulatus (RcFDH), are investigated. Part III shows the development and its application
Belger, Dennis Heinz
core   +1 more source

Direct Antioxidant Properties of Bilirubin and Biliverdin. Is there a Role for Biliverdin Reductase? [PDF]

open access: yesFrontiers in Pharmacology, 2012
Reactive oxygen species (ROS) and signaling events are involved in the pathogenesis of endothelial dysfunction and represent a major contribution to vascular regulation. Molecular signaling is highly dependent on ROS. But depending on the amount of ROS production it might have toxic or protective effects.
Jansen, Thomas, Daiber, Andreas
openaire   +3 more sources

Study of fluorescent labelled bilirubine preparation [PDF]

open access: yes, 2013
Heme is a prosthetic group containing iron atom at the center of the tetrapyrrole cycle, which is the part of hemoglobin. Heme is metabolized by heme oxygenase to linear tetrapyrrolic pigment - biliverdine.
Felklová, Veronika
core  

Biliverdin as a Pigment in a Fish [PDF]

open access: yesNature, 1945
IN Belone belone, the garfish, the bones, scales and fin rays are of a bright green colour. The chemical nature of this well-known colouring matter has long remained unknown. It cannot be extracted from the tissues in which it occurs by any organic, or neutral, weak acid or alkaline inorganic solvent.
openaire   +1 more source

NADPH oxydase et dégénérescence fibreuse de la cardimyopathie hypertensive : rôle modulateur de l'hémine

open access: yes, 2011
Nous avons étudié les propriétés cardioprotectrices de l’hémine, un composé hémique inducteur de l’hème oxygénase-1 (HO-1), dans un modèle, in vivo d’hypertension rénovasculaire « Two- kidney, one clip (2K1C) » chez le rat, et dans un modèle cellulaire ...
Worou, Morel Elvis Eyiowawi
core  

Effet des fibrates sur la synthèse périphérique et le métabolisme hépatique de la bilirubine, un endobiotique aux propriétés anti-oxydantes et athéro-protectrice

open access: yes, 2018
La bilirubine, metabolite de Thème, est un antioxydant puissant exerçant des fonctions athéro-protectrices à des concentrations modérées; cependant elle est neurotoxique à des concentrations élevées. Synthétisée lors du métabolisme de l'hème par l'action
El Husseini, Diala
core  

Karbon monoksid gazının sıçan beyninde dopamin ve glutamat geri alımına ve cGMP düzeylerine etkisi

open access: yes, 2001
Karbon monoksid (CO) renksiz, kokusuz ve toksik bir gaz olup organizmada hem molekülünün biliverdine yıkımı sırasında bir yan ürün olarak oluşmaktadır ve son yıllarda nitrik oksid (NO) ile birlikte gaz yapısında nörotransmiter veya nöromodülatör olarak ...
Taskıran, Dilek
core  

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