Results 31 to 40 of about 120,483,411 (287)

A Dual Role of Heme Oxygenase-1 in Tuberculosis [PDF]

open access: yesFrontiers in Immunology, 2022
Iron metabolism is vital for the survival of both humans and microorganisms. Heme oxygenase-1 (HO-1) is an essential stress-response enzyme highly expressed in the lungs, and catabolizes heme into ferrous iron, carbon monoxide (CO), and biliverdin (BV)/bilirubin (BR), especially in pathological conditions which cause oxidative stress and inflammation ...
Sen Yang   +4 more
openaire   +3 more sources

Ascorbic acid partly antagonizes resveratrol mediated heme oxygenase-1 but not paraoxonase-1 induction in cultured hepatocytes - role of the redox-regulated transcription factor Nrf2

open access: yesBMC Complementary and Alternative Medicine, 2011
Background Both resveratrol and vitamin C (ascorbic acid) are frequently used in complementary and alternative medicine. However, little is known about the underlying mechanisms for potential health benefits of resveratrol and its interactions with ...
Hori Osamu   +9 more
doaj   +1 more source

Impairment of neutrophil oxidative burst in children with sickle cell disease is associated with heme oxygenase-1

open access: yesHaematologica, 2015
Sickle cell disease is a risk factor for invasive bacterial infections, and splenic dysfunction is believed to be the main underlying cause. We have previously shown that the liberation of heme in acute hemolysis can induce heme oxygenase-1 during ...
Ceri Evans   +6 more
doaj   +1 more source

Heme-oxygenases during erythropoiesis in K562 and human bone marrow cells. [PDF]

open access: yesPLoS ONE, 2011
In mammalian cells, heme can be degraded by heme-oxygenases (HO). Heme-oxygenase 1 (HO-1) is known to be the heme inducible isoform, whereas heme-oxygenase 2 (HO-2) is the constitutive enzyme.
Liliane R Alves   +10 more
doaj   +1 more source

Carbon monoxide: from toxin to endogenous modulator of cardiovascular functions

open access: yesBrazilian Journal of Medical and Biological Research, 1999
Carbon monoxide (CO) is a pollutant commonly recognized for its toxicological attributes, including CNS and cardiovascular effects. But CO is also formed endogenously in mammalian tissues. Endogenously formed CO normally arises from heme degradation in a
R.A. Johnson, F. Kozma, E. Colombari
doaj   +1 more source

Heme oxygenase-1 deletion affects stress erythropoiesis. [PDF]

open access: yesPLoS ONE, 2011
BACKGROUND:Homeostatic erythropoiesis leads to the formation of mature red blood cells under non-stress conditions, and the production of new erythrocytes occurs as the need arises.
Yu-An Cao   +5 more
doaj   +1 more source

Heme Oxygenase-1 [PDF]

open access: yesCirculation, 2006
Schmid and coworkers1 were the first to report on the presence of heme oxygenase (HO) in liver microsomes capable of degrading heme to bilirubin, and this activity was subsequently dissociated from cytochrome P-450.2,3 HO catalyzes the first and rate-limiting step in the oxidative degradation of heme (Fe-protoporphyrin-IX) to carbon monoxide (CO ...
Roland, Stocker, Mark A, Perrella
openaire   +2 more sources

Heme Oxygenase-1 in Tumors: Is It a False Friend? [PDF]

open access: yesAntioxidants & Redox Signaling, 2007
Heme oxygenase-1 (HO-1) catalyzes the oxidation of heme to biologically active products: carbon monoxide (CO), biliverdin, and ferrous iron. It participates in maintaining cellular homeostasis and plays an important protective role in the tissues by reducing oxidative injury, attenuating the inflammatory response, inhibiting cell apoptosis, and ...
Józkowicz, Alicja   +2 more
openaire   +3 more sources

Human AKI and Heme Oxygenase-1 [PDF]

open access: yesJournal of the American Society of Nephrology, 2012
Findings derived from animal models of AKI gain clinical credence and appeal when translational studies corroborate their occurrence in human AKI. In the current issue of JASN , Zager et al.
openaire   +2 more sources

Ferritin heavy chain mediates the protective effect of heme oxygenase-1 against oxidative stress

open access: yes, 2017
The phenomenon that heme oxygenase-1 (HO-1) protects cell from injury yet its enzymatic product, iron, may facilitate generation of free radical has been long puzzling. Here we establish a functional connection between ferritin heavy chain (FHC) and HO-1.
Cheng, Hui-Teng;Yen, Chung-Jen;Chang, Chen-Chih;Huang, Kuo-Tong;Chen, Kuo-Hsuan;Zhang, Rui-Yang;Lee, Ping-Yi;Miaw, Shi-Chuen;Huang, Jenq-Wen;Chiang, Chih-Kang;Wu, Kwan-Dun;Hung, Kuan-Yu   +1 more
core   +1 more source

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