• citation needed] Erythrocyte antibody rosetting (EA-rosetting), occurs when an antibody molecule that is specific for an epitope on another cell is embedded in the membrane of a red blood cell and then reacted against a cell carrying the epitope that the antibody is specific for. (wikipedia.org)
  • Anion exchanger 1 (AE1), also known as band 3 or SLC4A1, plays a key role in the removal of carbon dioxide from tissues by facilitating the exchange of chloride and bicarbonate across the plasma membrane of erythrocytes. (rcsb.org)
  • K). One possible explanation for the lower transition temperature of calf erythrocytes is that the microviscosity of the protein-lipid boundary might be considerably less in the membrane of the calf cell than in the adult cell. (eurekamag.com)
  • Hierarchical nanostructured erythrocyte -like hollow carbon ( EHC ) with a hollow hemispherical macroporous core of ca. 230 nm in diameter and 30-40 nm thick mesoporous shell was synthesized and explored as a cathode catalyst support in a proton exchange membrane fuel cell ( PEMFC ). (rsc.org)
  • Increased erythrocyte membrane sialic acid was found to adversely affect cell deformability. (iospress.com)
  • 2000). The high polyunsaturated fatty acid content of the erythrocyte membrane and the continuous exposure to high concentrations of oxygen and iron in heamoglobin are factors that make erythrocytes very sensitive to oxidative injury (Bernabucci et al . (scialert.net)
  • Hence, the present study was designed to examine the effect of T. chebula on erythrocyte oxidation products level, antioxidant status, membrane ATPases and glycoproteins in aged rats compared with young rats. (scialert.net)
  • However, a number of well known and experimentally documented secretory/erythrocyte membrane associated proteins lack these motifs, thus emphasizing the existence of multiple pathways that operate in parallel [ 9 ]. (biomedcentral.com)
  • Results of search for 'su:{Erythrocyte membrane. (who.int)
  • Erythrocyte membrane phosphorylation in Plasmodium berghei infected mice / by Porntip Chaimanee. (who.int)
  • Treatment of erythrocytes with 0.5 mM thiram for 4 h increased the level of oxidative stress markers, decreased antioxidant power and lowered the activity of antioxidant and membrane bound enzymes . (bvsalud.org)
  • Erythrocyte-binding antigens of Plasmodium falciparum are targets of human inhibitory antibodies and. (edu.au)
  • Erythrocyte-binding antigens of Plasmodium falciparum are targets of human inhibitory antibodies and function to evade naturally acquired immunity. (edu.au)
  • Abs that inhibit Plasmodium falciparum invasion of erythrocytes form an important component of human immunity against malaria, but key target Ags are largely unknown. (edu.au)
  • Rosetting Responses of Plasmodium-infected Erythrocytes to Antimalarials. (tropmedres.ac)
  • In malaria, rosetting is a phenomenon involving the cytoadherence of uninfected erythrocytes to infected erythrocytes (IRBC) harboring the late erythrocytic stage of Plasmodium spp. (tropmedres.ac)
  • To quantify parasite release process, human erythrocytes infected with Plasmodium falciparum were injected into sealed chambers at optimal density, where they progressed through the end of the erythrocyte cycle. (biomedcentral.com)
  • The asexual erythrocyte cycle of the human malaria parasite Plasmodium falciparum causes severe forms of disease [ 1 ]. (biomedcentral.com)
  • [ 2 , 3 ] These antibodies can cross the placenta during pregnancies in alloimmunized women and, if the fetus is positive for these specific erythrocyte surface antigens, result in hemolysis of fetal erythrocytes and anemia. (medscape.com)
  • Lipid peroxidation, hemolysis and thiol contents were studied in intact goat erythrocytes exposed to phenylhydrazine. (scirp.org)
  • An increase in lipid peroxidation, hemolysis and thiol content was observed after phenylhydrazine treatment of erythrocyte. (scirp.org)
  • No effect of Ca2+ on control lipid peroxidation, hemolysis and thiol contents of erythrocytes was observed. (scirp.org)
  • After incubation for 30 min, the effect of the drugs on erythrocytes hemolysis as well as some biomarkers of oxidative stress (none protein thiols, protein carbonyl, thiobarbituric acid reactive substance) were investigated. (medsci.org)
  • The osmotic fragility test (OFT) is used to measure erythrocyte resistance to hemolysis while being exposed to varying levels of dilution of a saline solution. (medscape.com)
  • At times, the result of the osmotic fragility test may be expressed as the concentration of NaCl in solution that causes 50% hemolysis of erythrocytes. (medscape.com)
  • By transducing two genes (c-MYC and BCL-XL) into iPS cells and ES cells, a research team has succeeded in producing erythrocyte progenitor cells with almost unlimited ability to replicate in vitro, which they then differentiated successfully into mature erythrocytes. (sciencedaily.com)
  • The present study investigates the effect of curcumin on PMRS activity of erythrocytes isolated from Wistar rats in vitro and in vivo and validated through an in silico docking simulation study using Molegro Virtual Docker (MVD). (hindawi.com)
  • The present study was conducted to investigate the in vitro dose-dependent effect of curcumin on PMRS activity of erythrocytes and validated through in vivo studies on Wistar rats. (hindawi.com)
  • Babesia divergens Shows Equal Predilection for Human ABO Blood Types in an In Vitro Erythrocyte Preference Assay. (lu.se)
  • B. divergens in human group A, B and O erythrocytes in vitro and measured rates of multiplication. (lu.se)
  • The predilection for the different erythrocyte types was also determined using an in vitro erythrocyte preference assay when the parasites were grown in group A, B or O erythrocytes over time and then offered to invade differently stained. (lu.se)
  • Preservation of erythrocytes fragility and morphology by PS are related to its free radicals scavenging effect. (medsci.org)
  • Human erythrocytes have no nucleus, mitochondria or endoplasmic reticulum, whereas chicken erythrocytes have a nucleus and mitochondria and are closer in internal morphology, to cells such as the hepatocyte. (nih.gov)
  • It also enhanced the generation of reactive oxygen and nitrogen species (ROS and RNS) and altered the morphology of erythrocytes . (bvsalud.org)
  • ABSTRACT Erythrocyte indices used to differentiate between iron deficiency anaemia (IDA) and thalassaemias have been studied mainly in countries with a high prevalence of IDA or beta-thalassaemias. (who.int)
  • Although these erythrocytes consisted mostly of fetal-type hemoglobin, they were confirmed to have oxygen-carrying capacity and to have circulatory capacity following transfusion into mice. (sciencedaily.com)
  • In the lower erythrocyte, hemoglobin appears to be normally distributed, and the cytoplasmic matrix appears uniform. (cellimagelibrary.org)
  • Compared with the Group 2 patients, Group 1 had a significantly higher mean percentage of hypochromic erythrocytes (Hypo-He), and significantly lower levels of hemoglobin (Hb) and Hb content of reticulocytes (RET-He) (p (tubitak.gov.tr)
  • The temperature dependence of osmotic fragility in calf and adult cattle erythrocytes was compared. (eurekamag.com)
  • There is no true consensus among laboratories in terms of a reference range of values for the osmotic fragility of erythrocytes. (medscape.com)
  • The osmotic fragility test can be performed on freshly drawn blood (within 2 hours from collection), but some laboratories incubate collected samples at 37°C for 24 hours to improve the sensitivity of the test, since a greater extent of osmotic lysis is noted for abnormal erythrocytes than normal ones. (medscape.com)
  • The results suggest that oxidative damage of erythrocyte caused by phenyl hydrazine could be prevented by calcium channel antagonist, diltiazem, which may act as antioxidant also. (scirp.org)
  • These results indicate that the administration of T. chebula acts as a free radical scavenger with potential antioxidant effects in erythrocytes of aged rats. (scialert.net)
  • Glucose-6-phosphate dehydrogenase is the first enzyme in the pentose phosphate pathway and the main intracellular source of reduced nicotidamineadenine nucleotidephosphate (NADPH), involved in diverse physiological processes such as antioxidant defense, (for instance in the erythrocyte) endothelial growth modulation, erithropoyesis, vascularization and phagocitosis. (univalle.edu.co)
  • A significant restoration in the antioxidant power and activity of antioxidant enzymes was observed upon the treatment of erythrocytes with 1 and 2 mM rutin . (bvsalud.org)
  • To determine the frequency and clinical characteristics of polymyalgia rheumatica (PMR) with low erythrocyte sedimentation rate (ESR) at diagnosis in a community based cohort of 232 patients. (nih.gov)
  • What is an Erythrocyte Sedimentation Rate (ESR)? (medlineplus.gov)
  • An erythrocyte sedimentation rate (ESR) is a blood test that that can show if you have inflammation in your body. (medlineplus.gov)
  • Measurements of C-reactive protein (CRP) concentration and erythrocyte sedimentation rate (ESR) are frequently ordered jointly in clinical practice. (jabfm.org)
  • Serum or plasma C-reactive protein (CRP) concentration and erythrocyte sedimentation rate (ESR) are employed in routine clinical practice as laboratory markers of systemic inflammation. (jabfm.org)
  • These changes are caused by parasite proteins exported to the erythrocyte using novel trafficking machinery assembled in the host cell. (gla.ac.uk)
  • To understand these unique modifications, we used a large-scale gene knockout strategy combined with functional screens to identify proteins exported into parasite-infected erythrocytes and involved in remodeling these cells. (gla.ac.uk)
  • Each event of parasite release inside the chamber at the site of erythrocyte rupture leaves on the chamber wall a footprint, composed of 1) separated parasites, 2) a digestive vacuole with haemozoin, and 3) fragments of the ruptured membranes. (biomedcentral.com)
  • Besides the direct estimation of parasite release from infected erythrocytes, this method provides a morphological evaluation of normal infected cells approaching the end of the plasmodial life cycle, or pathological forms accumulated as the result of experimental intervention in the parasite release process. (biomedcentral.com)
  • These two space-time coupled events, parasite release and invasion, termed cycle transition, is the shortest stage of the plasmodial erythrocyte cycle. (biomedcentral.com)
  • Parasite secretes an array of proteins within the host erythrocyte and beyond to facilitate its own survival within the host cell and for immunomodulation. (biomedcentral.com)
  • Maternal alloimmunization, also known as isoimmunization, occurs when a woman's immune system is sensitized to foreign erythrocyte surface antigens, stimulating the production of immunoglobulin G (IgG) antibodies. (medscape.com)
  • This article reviews the pathophysiology, diagnosis, and management of erythrocyte Rh D alloimmunization and includes a discussion of rarer erythrocyte antigens. (medscape.com)
  • Also, see the documentation for the primary exam data for Laboratory 39 (Erythrocyte Protoporphyrin). (cdc.gov)
  • Note: Erythrocyte Protoporphyrin was performed at Centers for Disease Control and Prevention in 2001 and the State of New York Department of Health in 2002. (cdc.gov)
  • Free erythrocyte protoporphyrin (FEP) is measured by a modification of the method of Sassa et al. (cdc.gov)
  • thus, iron depletion may develop and then erythrocyte zinc protoporphyrin (ZPP) is formed during the final step of heme synthesis. (vin.com)
  • Erythrocyte total protoporphyrin is the initial screening exam to diagnose EPP and XLP, if the total is elevated with metal-free protoporphyrin it is suggestive of EPP or XLP. (medscape.com)
  • citation needed] Erythrocyte antibody complement rosetting (EAC-rosetting), occurs when antibody in the presence of complement is bound to the surface of a red blood cell. (wikipedia.org)
  • Therefore, we studied the erythrocyte sialic acid content and hemorheological parameters in well controlled non-insulin dependent type 2 diabetic patients (17 non-obese and 19 obese). (iospress.com)
  • These results implicate erythrocyte sialic acid in the erythrocyte rheology of hypertensive, obese, type 2 diabetic patients. (iospress.com)
  • The concentrations of glycolytic intermediates and adenine nucleotides were determined in erythrocytes from patients with diabetic ketoacidosis before and during insulin treatment. (diabetesjournals.org)
  • In this study, we isolated aldose reductase from erythrocytes of 31 diabetic patients and 6 nondiabetic control subjects, measured its activity, and compared it to simultaneously measured erythrocyte sorbitol levels. (diabetesjournals.org)
  • These cells appeared more sensitive to lysis by mouse complement than sensitized mouse and sheep erythrocytes, most probably by their ability to escape the C3b inactivator system. (uu.nl)
  • During the differentiation process from hematopoietic progenitor cells, chromosomes in the cell nucleus aggregate and the cell becomes a mature erythrocyte by subsequently losing this nucleus (enucleation). (sciencedaily.com)
  • Intracellular malaria parasites leave their host erythrocytes to infect neighbouring cells after each cycle of asexual replication. (biomedcentral.com)
  • Additionally, we show that multiple proteins play a role in generating increased rigidity of infected erythrocytes. (gla.ac.uk)
  • To study the changes of quantitative expression, adhering activity and genomic density polymorphism of complement types in erythrocytes (CR1) of patients with gallbladder carcinoma and the related clinical significance. (wjgnet.com)
  • A simple photometric assay was devised for determining classical complement pathway activity in mouse serum using sensitized rabbit erythrocytes as target cells. (uu.nl)
  • Identification of subclinical iron deficiency using new erythrocytes, " by NAZMİ MUTLU KARAKAŞ, SERAP KİRKİZ KAYALI et al. (tubitak.gov.tr)
  • Background/aim: This study aims to investigate the diagnostic utility of new erythrocytes, leukocytes, and reticulocytes parameters for the identification of subclinical iron deficiency (ID) in children under 6 years with nonsevere acute infection in pediatric outpatients. (tubitak.gov.tr)
  • In a disease such as hereditary spherocytosis, erythrocytes have a smaller ratio of surface area to volume and are thus more susceptible to osmotic stress, as opposed to the increased resistance characteristic of thalassemia, iron deficiency anemia, or any other condition that would cause an increased surface area-to-volume ratio. (medscape.com)
  • In this study, we used novel approaches to determine the importance of P. falciparum erythrocyte-binding Ags (EBAs), which are important invasion ligands, as targets of human invasion-inhibitory Abs and define their role in contributing to immune evasion through variation in function. (edu.au)
  • P. falciparum strain 3D7 (ATCC, Manassas, VA) was grown in group A + or O erythrocytes in RPMI 1640 medium (Gibco) supplemented with 25 mM Hepes (Gibco), 4.5 mg/mL glucose (Sigma), 0.1 mM hypoxanthine (Gibco), 25 μg/mL gentamicin (Gibco) and 0.5% AlbuMax (Gibco) according to the Trager-Jensen method [ 4 ]. (biomedcentral.com)
  • We used a method based on selective isolation of allantoin from deproteinized plasma and erythrocyte lysate samples on AG 1-X8 resin and its derivatization to glyoxylate-2, 4-dinitrophenylhydrazone. (degruyter.com)
  • Cross-reactivity was determined in both plasma and erythrocyte pellet. (eur.nl)
  • Extracellular Ca2+ potentiates the phenylhydrazine-induced lipid peroxidation and hemoly- sis of erythrocytes significantly. (scirp.org)
  • Chowdhury, T.D., Das, N., Chattopadhyay, A. and Datta, A.G. (1999) Effect of oxidative stress and erythropoietin on cytoskeletal protein and lipid organization in human erythrocytes. (scirp.org)
  • 001). Scanning electron micrograph indicates spherocytes formation by PQ incubation, but in the other groups the discocyte shape of erythrocytes was preserved. (medsci.org)
  • Incubation of erythrocytes at 37°C for 24 hours increases the test's sensitivity. (medscape.com)
  • However, prior treatment of erythrocytes with rutin (0.5, 1 and 2 mM) for 2 h, followed by 4 h incubation with 0.5 mM thiram , led to a decrease in the level of oxidative stress markers in a rutin concentration-dependent manner. (bvsalud.org)
  • Pre-incubation with rutin lowered the generation of ROS and RNS which will reduce oxidative damage in erythrocytes . (bvsalud.org)
  • On the other hand, PQ cause significant increases of protein carbonyl by 115% and thiobarbituric acid reactive substance by 225% while non-protein thiols were significantly decreased by 112 % compared with control erythrocytes. (medsci.org)
  • We measured allantoin and uric acid in human plasma and erythrocytes obtained from patients with chronic renal failure before hemodialysis (n=30) and blood donors (n=30). (degruyter.com)
  • Significant higher levels of allantoin in both plasma and erythrocytes of patients with chronic renal failure indicate that allantoin may be used as a good marker of oxidative stress. (degruyter.com)
  • Vanuxem D, Guillot C, Grimaud C. [Effect of smoking on carboxyhemoglobin and erythrocyte filtration]. (unboundmedicine.com)
  • TY - JOUR T1 - [Effect of smoking on carboxyhemoglobin and erythrocyte filtration]. (unboundmedicine.com)
  • 30 mU/L, erythrocyte sialic acid (15.06±3.4/ug/10 cells) correlated inversely with the erythrocyte filtration rate and positively with insulin levels. (iospress.com)
  • Response of the human erythrocyte and another cells to the decrease in their activity. (univalle.edu.co)
  • Erythrocyte uroporphyrinogen decarboxylase activity is a reliable diagnostic test for PCT. (medscape.com)
  • Polymerase chain reaction (PCR), Hind III restriction enzyme digestion, quantitative assay of CR1 and adhering activity assay of CR1 in erythrocytes were used. (wjgnet.com)
  • The most common routes of maternal sensitization are via blood transfusion or fetomaternal hemorrhage (ie, transplacental passage of fetal erythrocytes) associated with delivery, trauma, spontaneous or induced abortion, ectopic pregnancy, or invasive obstetric procedures. (medscape.com)
  • However, more studies correlating ZPP, serum iron and ferritin are necessary to investigate the clinical use of erythrocyte ZPP determination. (vin.com)
  • RePub, Erasmus University Repository: Using fluorescence polarization immunoassay for determination of erythrocyte methotrexate polyglutamates, a quick and easy test? (eur.nl)
  • Using fluorescence polarization immunoassay for determination of erythrocyte methotrexate polyglutamates, a quick and easy test? (eur.nl)
  • Phenazopyridine induced methaemoglobinaemia associated with decreased activity of erythrocyte cytochrome b5 reductase. (bmj.com)
  • To assess the role of this putative factor in normovolaemic rats, we measured erythrocyte and renal Na + , K + -adenosine triphosphatase activity after the infusion of a mixture of high-affinity digoxin-binding Fab fragments (Digibind) capable of removing digoxin from pump sites. (portlandpress.com)
  • As the c-MYC gene and BCL-XL gene are present within erythrocyte progenitor cells, methods that make use of them actually mimic the body's own system and can therefore be thought of as safer with a view to future clinical application than the previously developed systems for large-scale erythrocyte production using oncogene-derived from Human papillomavirus that are not normally expressed in the human body. (sciencedaily.com)
  • Allantoin as a marker of oxidative stress in human erythrocytes" Clinical Chemistry and Laboratory Medicine , vol. 46, no. 9, 2008, pp. 1270-1274. (degruyter.com)
  • Simple frequency domain spectral analysis methods showed that all the acid extractable ADP (and ATP) was MR-visible in human erythrocytes. (nih.gov)
  • However, such methods gave variable estimates for 31P-NMR spectra of fresh chicken erythrocytes from which no conclusions could be drawn about the MR-visibility of ADP. (nih.gov)
  • Erythrocyte filterability (IFR µl/sec), measured by gravity methods using 5/µm Nucleopore filters, did not show significant differences between non-obese (31.72±3.94) and obese (32.4±5.4) subjects when compared with controls (28.05±5.29). (iospress.com)
  • Only when the data were fitted by a method incorporating prior knowledge of the ATP and ADP peak structure, using the time domain VARPRO method, was it possible to conclude that in fresh chicken erythrocytes, similar to other nucleated cells (liver, muscle), all the acid extractable ADP appeared to be MRS invisible, indicating binding or sequestration by intracellular organelles. (nih.gov)
  • This study was designed to find out if the oral administration of SSD is capable of generating oxidative stress in erythrocytes, liver and kidney using albino rats as experimental models. (ajol.info)
  • Going forward, this technology is expected to contribute to a more reliable transfusion system by offering a new option that allows a stable supply of erythrocytes to be produced without depending on the availability of donor blood. (sciencedaily.com)
  • Hopes for the creation of a more stable transfusion system have centered on the establishment of a technology for large-scale erythrocyte production ex vivo, using for instance iPS cells or ES cells. (sciencedaily.com)
  • Up to now, however, there have been no reports of erythrocyte production in sufficient quantities for use in transfusion. (sciencedaily.com)
  • According to rough calculations, the amount of culture medium needed to produce enough erythrocytes for a normal transfusion pack (containing one trillion units) is 1,000 -- 2,000 liters when using direct differentiation from undifferentiated iPS cells, whereas 50-100 liters is sufficient with the newly developed method. (sciencedaily.com)
  • Erythrocyte Count" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings) . (jefferson.edu)
  • When erythrocytes are exposed to a hypotonic environment, water enters the cell and causes swelling and eventual lysis. (medscape.com)
  • The susceptibility of osmotic lysis of erythrocytes is a function of surface area to volume ratio. (medscape.com)
  • If transplacental passage of fetal erythrocytes is suspected or at time of delivery, the rosette screening test is used to determine the presence of a fetomaternal hemorrhage. (medscape.com)
  • Erythrocyte rosetting or E-rosetting is a phenomenon seen through a microscope where red blood cells (erythrocytes) are arranged around a central cell to form a cluster that looks like a flower. (wikipedia.org)
  • Erythrocytes are red blood cells. (medlineplus.gov)
  • The best analysis available from a combination of sources continues to affirm the identification of the shown biological components as being that of erythrocytes, or red blood cells. (carnicominstitute.org)
  • Ca2+ does not influence much the thiol content of phenylhydrazine treated erythrocytes. (scirp.org)
  • Erythrocyte sialic acid content (µg/109 cells) was lower in the non-obese (12.62±2.41) than obese (14.08±2.73) compared to controls (16.17±1.79). (iospress.com)
  • The levels of isosteviol in plasma and erythrocytes partitions were determined in these samples, after separation, at intervals over a 60-minute period. (tropmedres.ac)
  • Curcumin also increased the GSH level in erythrocytes and plasma while simultaneously decreasing the oxidant potential (PFEOP) of plasma. (hindawi.com)
  • Microscopic results were cause epidemiologic records show no bacterial pneumonia complicated by absent from the available postmortem evidence of infl uenza or excess deaths abundant erythrocyte sickling in a pa- examination record. (cdc.gov)
  • These results suggest that rutin can be used to mitigate thiram -induced oxidative damage in human erythrocytes . (bvsalud.org)
  • Erythrocytes are produced in the body by progressive evolution of hematopoietic stem cells into hematopoietic progenitor cells and then erythroblasts. (sciencedaily.com)
  • The research showed that an increase in the expression of the c-MYC gene led to an enhancement of the replication ability of erythrocyte progenitor cells. (sciencedaily.com)
  • It was also found that the expression of the BCL-XL gene was higher during the maturation process of erythrocyte progenitor cells than during their replication process. (sciencedaily.com)
  • The increased levels of oxidants and decreased levels of enzymatic, nonenzymatic antioxidants, glycoproteins and ATPases were observed in erythrocytes of aged rats. (scialert.net)
  • Thus the protective effect of pravastatin (PS) against PQ induced oxidative damage to human erythrocytes was investigated in the current studies upon loading to erythrocytes. (medsci.org)
  • It is concluded that pravastatin has protective effect against erythrocytes dysfunction related any situations associated with increased oxidative stress, especially when loaded with PQ. (medsci.org)
  • Protective effect of rutin against thiram-induced cytotoxicity and oxidative damage in human erythrocytes. (bvsalud.org)
  • The present study was designed to evaluate the protective effect of rutin against thiram -induced damage in human erythrocytes . (bvsalud.org)