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Open AccessJournal ArticleDOI

The Carbon Monoxide-binding Pigment of Liver Microsomes I. EVIDENCE FOR ITS HEMOPROTEIN NATURE

Tsuneo Omura, +1 more
- 01 Jul 1964 - 
- Vol. 239, Iss: 7, pp 2370-2378
TLDR
The present paper gives a detailed account of the investigations on rabbit liver microsomes and crude microsomal digests, which have led to postulate the hemoprotein nature of the pigment.
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This article is published in Journal of Biological Chemistry.The article was published on 1964-07-01 and is currently open access. It has received 11895 citations till now. The article focuses on the topics: Carbon monoxide binding & Microsome.

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Citations
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Induction, suppression and inhibition of multiple hepatic cytochrome P450 isozymes in the male rat and bobwhite quail (Colinus virginianus) by ergosterol biosynthesis inhibiting fungicides (EBIFs).

TL;DR: EBIFs have complex patterns of induction, suppression and inhibition of cytochrome P450 isozymes in both mammals and birds, which vary according to both the fungicide and the species.
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Biochemical and toxic effects of polychlorinated biphenyls (PCBs), dibenzo-P-dioxins (PCDDs) and dibenzofurans (PCDFs) in the cormorant (phalacrocorax carbo) after in ovo exposure

TL;DR: Birds from the most contaminated colony showed an increase in ovo respiration rate, increased cytochrome P450 and EROD activity, and reduced plasma thyroid hormone and hepatic retinyl palmitate levels.
Journal ArticleDOI

Metalloporphyrins: Bioinspired Oxidation Catalysts

TL;DR: A review of the use of solely molecular oxygen as an environmentally benign oxidant source, in oxidation reactions catalyzed by bio-inspired metalloporphyrin analogues can be found in this article.
Journal ArticleDOI

Fatty Acid Desaturation in Experimental Diabetes Mellitus

TL;DR: Both the δ6 and δ9 desaturase defects (linoleic acid and stearoyl-CoA desaturation) required similar amounts of insulin and periods of time for correction, although these are different enzymes, consistent with the desaturation defect being due to a protein synthetic effect.
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Broad substrate specificity of human cytochrome P450 46A1 which initiates cholesterol degradation in the brain.

TL;DR: Activity of P450 46A1 suggest that, in addition to the involvement in cholesterol homeostasis in the brain, this enzyme may participate in metabolism of neurosteroids and drugs that can cross the blood-brain barrier and are targeted to the central nervous system.
References
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Journal Article

Protein Measurement with the Folin Phenol Reagent

TL;DR: Procedures are described for measuring protein in solution or after precipitation with acids or other agents, and for the determination of as little as 0.2 gamma of protein.
Journal ArticleDOI

The Carbon Monoxide-binding Pigment of Liver Microsomes II. SOLUBILIZATION, PURIFICATION, AND PROPERTIES

TL;DR: The present paper gives a detailed account of the investigations on rabbit liver microsomes and crude microsomal digests, which have led to postulate the hemoprotein nature of the pigment.
Journal ArticleDOI

Hepatic Triphosphopyridine Nucleotide-Cytochrome c Reductase: Isolation, Characterization, and Kinetic Studies

TL;DR: Evidence is presented which suggests that this enzyme participates in a microsomal elect,ron transport system which does not include cytochrome c and kinetic evidence has been obtained which allows certain conclusions to be drawn concerning the mechanism of catalysis by this enzyme.
Journal ArticleDOI

Microsomal triphosphopyridine nucleotide-cytochrome c reductase of liver.

TL;DR: The biological role of reduced triphosphopyridine nucleotide (TPNH) and the metabolic pathways of its hydrogen atom and electron appear to be fundamentally different from those of reduced diphosphipyridineucleotide (DPNH).
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