histaminase

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his·tam·i·nase

(hĭ-stăm′ə-nās′, -nāz′, hĭs′tə-mə-)

An enzyme that catalyzes the inactivation of histamine and is found in the digestive system.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

histaminase

(hɪˈstæmɪˌneɪs)

(Biochemistry) an enzyme, occurring in the digestive system, that inactivates histamine by removal of its amino group. Also called: diamine oxidase

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

his•tam•i•nase

(hɪˈstæm əˌneɪs, -ˌneɪz)

n.

an enzyme that catalyzes the decomposition of histamine, used in treating allergies.

[1925–30]

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Noun

histaminase - enzyme that acts as a catalyst in converting histidine to histamine

enzyme - any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions

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References in periodicals archive ?

A newer supplement product containing an enzyme known as diamine oxidase (DAO) has been shown to give rapid symptom relief for allergic reactions.

The Whole-Body Approach to Treating Allergies

However, patients with higher urticaria activity scores at baseline did show a decline in diamine oxidase activity with the diet.

Low-histamine diet reduces urticaria disease activity

Determination of Serum Diamine Oxidase (DAO) and D-Lactate.

The Evaluation of Antioxidant and Anti-Inflammatory Effects of Eucommia ulmoides Flavones Using Diquat-Challenged Piglet Models

The levels of inflammatory factors tumor necrosis factor (TNF)-[micro], interleukin (IL)-6, IL-1[sz], and diamine oxidase (DAO) measured by enzyme-linked immunosorbent assay were used to evaluate the inflammation reactivity as well as the integrity of small intestine.

Effect of Candida albicans on Intestinal Ischemia-reperfusion Injury in Rats

Metabolism of histamine is mostly dependent on one-carbon metabolism via histamine N-methyltransferase (H-NMT) and deamination via diamine oxidase (DAO).

The nutri-genomic impact on histamine metabolism

Several markers have been studied, including [alpha]-fetoprotein (AFP), fetal fibronectin test (fFN), insulin-like growth factor binding protein-1 (IGFBP-1), prolactin, diamine oxidase activity, [beta]-subunit of human chorionic gonadotropin ([beta]-hCG) and placental [alpha]-microglobulin-1 in order to identify PROM (9,10).

Role of alpha feto protein as a marker in diagnosis of premature rupture of membranes in rural population

The oxime derivatives of 5-acyl-3-methylsulfanyl-1,2,4- triazine were tested with pea-seedling diamine oxidase as the enzyme is known to be inhibited by oxime compounds.

Synthesis and Biological Activity Evaluation of Schiff Bases of 5-Acyl-1,2,4-Triazine

Inflammation markers (tumor necrosis factor and myeloperoxidase) and indices of intestinal damage (serum diamine oxidase) were increased.

A multi-component herbal preparation, STW 5, shows anti-apoptotic effects in radiation induced intestinal mucositis in rats

In experiment 1 and 2, the levels of diamine oxidase (DAO) in the serum were analyzed according to a test kit (Nanjing Jiancheng Bioengineering Institute, Nanjing, China), which were expressed as U/L.

Effects of dietary supplementation with the combination of zeolite and attapulgite on growth performance, nutrient digestibility, secretion of digestive enzymes and intestinal health in broiler chickens

Kunii, "Sensitive colorimetric assay of serum diamine oxidase," Clinica Chimica Acta, vol.

Protective effect of Huoxiang Zhengqi oral liquid on intestinal mucosal mechanical barrier of rats with postinfectious irritable bowel syndrome induced by acetic acid

1,4-Diamino-2-butyne as the mechanism-based pea diamine oxidase inhibitor.

Purification and properties of amine oxidase from pea seedlings/Amiini oksudaasi puhastamine ja omadused

Copper is absorbed from the small intestine, bound to plasma albumin, and transported to the liver where copper is incorporated into various copper metalloenzymes (cytochrome oxidase, superoxide dismutase, lysine oxidase, dopamine beta-hydroxylase, spermine oxidase, tyrosinase, uricase, benzylamine oxidase, diamine oxidase, and tryptophan 3,3-dioxygenase) and into the plasma protein ceruloplasmin.