2011
DOI: 10.1111/j.1537-2995.2010.03032.x
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Peroxiredoxin‐2 as a candidate biomarker to test oxidative stress levels of stored red blood cells under blood bank conditions

Abstract: The detailed analysis of these protein associations to the membrane of aged RBCs allowed Prx2 to be suggested as a potential RBC oxidative stress marker for the sake of developing new approaches in quality assurance of blood components.

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Cited by 88 publications
(92 citation statements)
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“…41 In particular, Rocha et al 42 reported that peroxiredoxin 2 located at the membrane in RBC from patients with hereditary spherocytosis concomitantly with an increase in oxidative stress. As we had previously observed 17 through western blotting studies, and confirmed here by 2-DE ( Figure 1A, Online Supplementary Table S1A), peroxiredoxin-2 relocated progressively at the membrane level from the third week to the end of the storage.…”
supporting
confidence: 58%
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“…41 In particular, Rocha et al 42 reported that peroxiredoxin 2 located at the membrane in RBC from patients with hereditary spherocytosis concomitantly with an increase in oxidative stress. As we had previously observed 17 through western blotting studies, and confirmed here by 2-DE ( Figure 1A, Online Supplementary Table S1A), peroxiredoxin-2 relocated progressively at the membrane level from the third week to the end of the storage.…”
supporting
confidence: 58%
“…However, the former hypothesis seems reasonable in the light of recent observations by our group which clearly indicate that membrane peroxiredoxin-2 in RBC that have been stored for a long time is still functional. 17 The likely effect of oxidative stress at the membrane protein level appeared not only to be limited to an increase in carbonyl levels (Online Supplementary Figure S2B), but also to an increase in fragmentation of structural proteins [spectrin alpha and beta chains, band 3 and protein 4.1 isoform 6 -structural constituent of cytoskeleton (GO:0005200)]. Fragments of band 4.1 were found at the membrane already at day 14 ( Figure 1A2).…”
Section: Alterations Of Red Blood Cell Membrane Shape and Vesiculatiomentioning
confidence: 99%
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“…Estes resultados são corroborados pela literatura que constata que as hemácias, durante o período de estocagem, perdem a resistê ncia à hemólise em meios hipotônicos (RAVAL et al, 2013;ALMIZRAQ et al, 2013). Vários estudos vêm sendo realizados para estabelecer uma correlação entre o aumento da fragilidade osmó tica e o estresse oxidativo (SROUR, et al, 2000;RINALDUCCI et al, 2011;D'ALESSANDRO et al, 2012;GRAZZINI e VAGLIO, 2012). No entanto, o estresse oxidativo relacionado às proteínas, e não aos lipídeos, tem sido apontado como o fator mais crítico para o comportamento reológico, incluindo a fragilidade osmótica e a elasticidade (SROUR, et al, 2000;KRIEBARDIS et al, 2007;HALE et al, 2011, SILVA et al 2017.…”
Section: Fragilidade Osmóticaunclassified
“…RBCs undergo a series of biochemical and biomechanical changes, collectively known as the ‘hypothermic storage lesion' (HSL) [9]. Characteristics of the HSL includes RBC membrane remodeling, decreased metabolites such as ATP and 2,3-DPG, loss of intracellular potassium, oxidative injury of protein structures and lipid peroxidation, membrane loss, vesiculation, and ultimately hemolysis [10,11,12]. There are increasing concerns regarding the effect of the HSL on hemorheology, including RBC aggregability, deformability and membrane remodeling, effects that could potentially lead to impairment of the oxygen delivery capacity of transfused blood [13,14,15].…”
Section: Introductionmentioning
confidence: 99%