Results 21 to 30 of about 569,284 (129)

Central Role of Mast Cells in Mastocytosis, Hereditary α-Tryptasemia, Mast Cell Activation Syndrome, Urticaria, and Angioedema

open access: yesEuropean Medical Journal Allergy & Immunology, 2022
Mast cells are the central cells in the pathogenesis of many conditions that are associated with mediator release. New information is emerging about the role of mast cells in a number of conditions. This review summarises current knowledge on the topic.
Michael Rudenko
doaj   +1 more source

Prevalence of genetic diamine oxidase (DAO) deficiency in women with fibromyalgia in Spain

open access: yes, 2022
Abstract Diamine oxidase (DAO) is the enzyme responsible for the metabolism of intestinal histamine. Single nucleotide polymorphisms (SNPs) of the AOC1 gene are associated with low enzymatic activity or functionality in the metabolism of histamine.
Gülşah Okutan   +6 more
openaire   +1 more source

The effect of potassium-deficiency on diamine oxidase activity in Pea

open access: yesBiologia Plantarum, 1976
Pea plants grown in nutrient solution in which K+ ions were equimolarly replaced with Na+, NH4+ or Rb+ did not show morphological symptoms of potassium-deficiency. The activity of diamine oxidase in these plants was higher than in controls. Similarly higher diamine oxidase activity was found in plants grown in a complete nutrient solution supplemented ...
LibušE Paprskářová, J. Minář
openaire   +1 more source

Plasma Diamine Oxidase Activity Is Greater in Copper-Adequate than Copper-Marginal or Copper-Deficient Rats [PDF]

open access: yesThe Journal of Nutrition, 2000
The object of this study was to determine whether serum diamine oxidase activity could distinguish among adequate, marginal and deficient copper status in rats. Male weanling Sprague-Dawley rats (n = 21) were randomly assigned to one of three dietary regimens, with copper concentrations of 0.52, 1.73 and 6.7 mg/kg diet. On completion of the study, body
C A, Kehoe   +5 more
openaire   +2 more sources

Effect of acupoint catgut embedding on intestinal mucosal epithelial barrier in ulcerative colitis rats

open access: yes针刺研究, 2021
Objective To observe the effect of acupoint catgut embedding on intestinal mucosal epithelial injury, and expression of epithelial tight junction proteins and mRNAs and protein kinase C(PKC) protein(intestinal mucosal epithelial barrier-related molecules)
WANG Huan, ZHU Ying, LOU Yu
doaj   +2 more sources

Diamino oxidase (DAO)-enriched extracts from germinated yellow pea (Pisum sativum L.) for histamine degradation

open access: yesJournal of Agriculture and Food Research
Diamine oxidase (DAO; EC 1.4.3.22) is the main enzyme responsible for breaking down dietary histamine, and its deficiency can lead to histamine intolerance. Management of this condition typically involves a low-histamine diet and oral DAO supplementation.
Aitana Duch-Calabuig   +4 more
doaj   +1 more source

Some properties of diamine oxidase from Pisum sativum [PDF]

open access: yes
Partial purification of diamine oxidase from pea seedlings, Pisum sativum, was accomplished by homogenization of 8-10 day etiolated epicotyl tissue, followed by ammonium sulfate fractionation and DEAE Sephadex column chromatography.
Yamasaki, Edith Fusayo
core   +6 more sources

Effects of an Organic Acid Blend on Growth Performance, Redox Homeostasis, and Intestinal Microbiota of Broilers in an Antibiotic‐Free Production System Under Winter Environmental Challenges

open access: yesAnimal Research and One Health, EarlyView.
Schematic summary of the effects of organic acids on growth performance and gut health‐related parameters in broilers. ABSTRACT This study was conducted to evaluate the effects of an organic acid blend on growth performance, redox homeostasis, and intestinal microbiota of broilers raised in an antibiotic‐free system during the winter season in China ...
Rong‐Hui Huang   +11 more
wiley   +1 more source

Role of diamine oxidase in the pathogenesis of chronic urticaria [PDF]

open access: yes, 2022
Chronic urticaria is a polyetiological disease proceeding by various immunological and non-immunological (pseudo-allergic) mechanisms. Food intolerance is a distinct type of pseudo-allergies, manifesting, e.g., with histamine intolerance syndrome, caused
N. M. Kalinina, N. V. Mikryukova
core   +1 more source

Beyond Gut Modulation: A Critical Review of the Therapeutic Potential, Safety, and Clinical Prospects of Natural Polysaccharides for IBD

open access: yesFood Safety and Health, EarlyView.
In this review, we critically summarized the application of natural polysaccharides (NPs) for the treatment of IBD. This approach combines, in a unique way (right), the basic structure–activity relationships of NPs from different origins (left) with their multipronged mode of action, which involves modulation of the gut microbiota and other ...
Felix Danso   +3 more
wiley   +1 more source

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