Results 41 to 50 of about 15,300 (182)

Prilocaine-Induced Methemoglobinemia During Surgically Assisted Rapid Palatal Expansion (SARPE) Under General Anesthesia: A Case Report

open access: yesCase Reports in Dentistry
Methemoglobinemia is a condition in which methemoglobin levels in the blood increase. Methemoglobin lacks oxygen-binding ability, resulting in oxygen deprivation in tissues.
Yusuke Kurosawa   +4 more
doaj   +1 more source

1,4-diaminobenzene and diphenylamine-induced severe methemoglobinaemia treated by hyperbaric oxygen therapy – Case report

open access: yesMedycyna Pracy, 2018
Methemoglobin is an oxidized form of hemoglobin that is not capable of carrying oxygen. Exposure to exogenous oxidizing agents can cause severe methemoglobinemia and subsequent hypoxia.
Jacek Piechocki   +2 more
doaj   +1 more source

Peroxynitrite‐induced structural remodeling and aggregation of hemoglobin under nitroxidative stress

open access: yesProtein Science, Volume 35, Issue 9, September 2026.
Abstract Peroxynitrite (PN), generated by the reaction of nitric oxide with superoxide, is a potent reactive nitrogen species (RNS) implicated in nitroxidative protein damage in cardiovascular and neurodegenerative diseases. Hemoglobin (Hb), the principal oxygen‐transport protein of erythrocytes, is a key intravascular scavenger and target of PN ...
Shaik Basha   +3 more
wiley   +1 more source

VITAMINE C EFFECT ON SILVER NITRATE INDUCED METHEMOGLOBINEMIA:ANIMAL STUDY

open access: yesJournal of Research in Medical Sciences, 2001
Introduction. Methemoglobinemia is a condition characterized by increased quantities of hemoglobin in which the iron of heme is oxidized to the ferric(Fe3+) form. Methemoglobin is useless as an oxygen carrier and thus causes a varying degree of cyanosis.
M.A RAJABI, S.J ALE DAVOOD
doaj  

Rational Design of Bimetallic MOF‐Derived Cu/Co@N‐C Nanocubes for Ultrasensitive Electrochemical Nitrite Detection

open access: yesRare Metals, Volume 45, Issue 8, August 2026.
ABSTRACT A facile coprecipitation‐pyrolysis strategy was employed to fabricate Cu/Co nanoparticles (NPs) embedded in nitrogen‐doped carbon matrices (Cu/Co@N‐C) through the carbonization of CuCo‐MOF precursors. Moreover, monometallic counterparts of Cu@N‐C and Co@N‐C were also prepared via carbonization of bimetallic CuZn‐MOF and CoZn‐MOF, respectively.
Weinan Yao   +7 more
wiley   +1 more source

Numerical study of the effect of methemoglobin concentration in the blood on the absorption of light by human skin

open access: yesНаучно-технический вестник информационных технологий, механики и оптики
Lasers are widely used in dermatology to remove telangiectasias. Increasing the effciency of sclerosis of deep-lying and large telangiectasias with laser radiation is possible by changing the optical transmission of the skin when it is heated and ...
A. V. Belikov, V. Yu. Chuchin
doaj   +1 more source

ADAPTAÇÃO DA METODOLOGIA DE ANÁLISE DE METEMOGLOBINA COMO BIOMARCADOR DE EFEITO DA EXPOSIÇÃO AO AGROTÓXICO DIFLUBENZURON

open access: yesQuímica Nova, 2015
This work aimed to adapt the analysis of methemoglobin recommended by Evelyn - Malloy (visible spectrophotometry), in order to facilitate its application in the field, or to analysis in clinical laboratory, of existing sites of diflubenzuron application.
Cristiane Barata-Silva   +5 more
doaj   +1 more source

From variant detection to interpretation in idiopathic erythrocytosis: A structured approach applied to a clinical cohort

open access: yesBritish Journal of Haematology, Volume 209, Issue 2, Page 837-841, August 2026.
Targeted next‐generation sequencing combined with a structured interpretative framework integrating gene–disease validity, population data, computational predictions, ACMG criteria and structural modelling enabled prioritisation of rare variants in idiopathic erythrocytosis, highlighting the genetic heterogeneity and biological complexity underlying ...
Alessandra Giannella   +21 more
wiley   +1 more source

Safety and efficacy of a feed additive consisting of nicarbazin (NICACOX®) for chickens for fattening and chickens reared for laying (Huvepharma N.V.)

open access: yesEFSA Journal, Volume 24, Issue 8, August 2026.
Abstract Following a request from the European Commission, EFSA was asked to deliver a scientific opinion on the safety and efficacy of a feed additive consisting of nicarbazin (NICACOX®) as a coccidiostat for chickens for fattening and chickens reared for laying.
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP)   +28 more
wiley   +1 more source

Effect of Acute Hypoxia on the Functional State of Erythrocytes and Hemoglobin in Black Scorpionfish [PDF]

open access: yesJournal of Stress Physiology & Biochemistry, 2023
In the present work the influence of hypoxia on black scorpionfish (Scorpaena porcus) nucleated red blood cells has been studied at in vivo (whole blood) and in vitro (cell suspension) experiments.
Aleksander A. Soldatov   +3 more
doaj  

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