life cycle of red blood cells
Báo cáo y học: " Age of red blood cells and mortality in the critically ill" ppsx
... of Figure Predicted risk of death against maximum age of red blood cells A locally weighted nonparametric smoother (LOWESS) for the predicted probability of death and the maximum age of red blood ... to deformability of stored red cells Br J Haematol 1983, 53:237-240 Card RT, Mohandas N, Perkins HA, Shohet SB: Deformability of stored red blood cells Relationship to degree of packing Transfusion ... of the length of storage of transfused red cells Transfusion 1999, 39:701-710 Offner PJ, Moore EE, Biffl WL, Johnson JL, Silliman CC: Increased rate of infection associated with transfusion of...
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phosphatidylserine exposure in red blood cells: a suggestion for the active role of red blood cells in blood clot formation
... and old red blood cells 100 4.5.5 Phosphatidylserine exposure of young and old red blood cells 101 4.5.6 Phosphatidylserine exposure of stored red blood cells 103 4.5.7 Membrane redox ... and old red blood cells 23 2.5.2 Ca2+ content in young and old red blood cells 24 2.5.3 Influence of ageing on membrane redox system in red blood cells 25 2.5.4 Relevance of ageing ... redox activity of young and old red blood cells 105 4.5.8 Surface structure of young and old red blood cells 105 Discussion 107 5.1 Role of Ca2+ in red blood cells under physiological...
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Báo cáo y học: "ene expression analysis of human red blood cells"
... (Table 1) Table The purity of human RBCs fraction tested by independent methods blood cell count RBCs (n=5) (cells/ µL) cytometer white blood cells platelets (cells/ µL) (cells/ µL) 6600000±2000 n.d.* ... Interestingly, human RBCs contain 40-50% of genes encoding cell cycle processes (including 3-5% of genes for transcription/translation) as compared to only 10-20% of genes responsible for self-destruction ... Rassaf T et al Red blood cells express a functional endothelial nitric oxide synthase Blood 2006;107:2943-2951 19 Newman PJ, Gorski J, White GC2 et al Enzymatic amplification of platelet-specific...
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Tài liệu Báo cáo khoa học: Glycomics-based analysis of chicken red blood cells provides insight into the selectivity of the viral agglutination assay docx
... were selected MALDI-TOF/TOF In addition to LC-MS ⁄ MS analysis, we also completed TOF ⁄ TOF analysis of selected peaks to confirm structure using a MDS Sciex 4800 MALDI-TOF ⁄ TOFÔ instrument (Applied ... measurement of various concentrations of solutions can then be used to quantify viral titer Additionally, the introduction of antisera capable of neutralizing a viral strain reduces the ability of virus ... Glycan analysis of cRBCs U Aich et al of RBCs occurs when the addition of a limiting amount of virus results in ‘crosslinking’ of RBCs through binding of multiple RBCs to HAs present...
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Báo cáo khoa học: V1–Varia V1-001P Hemolysis of human red blood cells by riboflavin-Cu(II) system: enhancement by azide. ppt
... Bickle2 Laboratory of Dr Ettrich, Institute of Physical Biology of USB and Institute of Landscape Ecology of AS CR, Nove Hrady, Czech Republic, 2Laboratory of Dr Bickle, Department of Microbiology, ... University of Ege Faculty of Pharmacy, Izmir, Turkey, 2Department of Genetics, University of Georgia Fred Davison Life Sciences Complex, Athens, GA, 30602, USA E-mail: ztopcu@yahoo.com Eukaryotic cells ... catalysis of NO oxidation can maintain uninterrupted fluxes of NO and oxygen to the interior of the protein molecule, formation of RNS inside the molecule, and transfer of the reaction products out of...
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Báo cáo khoa học: "Nucleated red blood cells in the blood of medical intensive care patients indicate increased mortality risk: a prospective cohort study" doc
... measured on the day of the first appearance of nucleated red blood cells in blood n.s., not significant APACHE II, Acute Physiology and Chronic Health Evaluation II; NRBC, nucleated red blood ... Incidence of nucleated red blood cells in the blood of hospitalised patients Infusion Ther Transfus Med 2001, 28:263-266 Stachon A, Sondermann N, Imöhl M, Krieg M: Nucleated red blood cells indicate ... the blood In-hospital mortality of medical intensive care patients in relation to the concentration of nucleated red blood cells (NRBCs) in the blood Numbers in parenthesis denote the ratio of...
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Investigating the cytoadherence of plasmodium falciparum infected red blood cells
... considered to be important to parasite multiplication inside the human body, and the altered mechanical properties of infected red blood cells (iRBCs) are considered to be the main cause of malaria ... while it is having another blood meal (Eichner et al 2001; Aly et al 2009; Baker 2010) Figure 1.2 shows the life cycle of Plasmodium falciparum, and the life cycle of other species are similar ... photobleaching GAG sulfated glycosaminoglycan HSP heat shock protein nRBCs normal red blood cells iRBCs infected red blood cells KAHRP knob associated histidine rich protein PAM pregnancy-associated...
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Atomic force microscopy study of malaria infected red blood cells
... thousands of merozoites Upon the rupture of these exoerythrocytic schizonts, the released merozoites flow into the blood stream to infect red blood cells Parasite invasion of red blood cells (RBCs) ... OF MALARIA INFECTED RED BLOOD CELLS LI ANG (B S., FUDAN UNIVERSITY, CHINA) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF MACHANICAL ENGINEERING NATIONAL UNIVERSITY OF ... List of Figures List of Figures Figure 1.1 Life cycle of malaria parasite Adapted from (Miller et al., 2002) with permission Figure 1.2 The main stages of the asexual erythrocytic cycle...
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Atomic force microscope imaging of human red blood cells and theri mechanical properties
... List of Figures v List of Tables .viii Abbreviations and Notations ix Summary x Chapter Introduction 1.1 Red Blood Cell Membrane 1.2 Micro-rheology of Red Blood ... 3D view of a fresh RBC 48 Figure 22 Cross section profile of a dehydrated RBC 50 Figure 23 Force curves of A, B, C, D, and E of the dehydrated RBC 51-53 Figure 24 Young’s modulus of points ... modulus of points A, B, C, D, and E of a swollen RBC in PBS solution 59 Figure 28 Cross section profile of a fresh RBC in PBS solution 60 Figure 29 Force curves of A, B, C, D, and E of a fresh...
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Báo cáo khoa học: Stage specific expression of poly(malic acid)-affiliated genes in the life cycle of Physarum polycephalum Spherulin 3b and polymalatase potx
... depression of PMLA were not observed Level of polymalatase mRNA at different stages in the life cycle The amount of polymalatase transcript at different stages in the life cycle was monitored by ... have been unsuccessful because of loss of synthetic activity during rupture of plasmodia in the preparation of extracts [15] The PMLA synthetic capacity of plasmodia of the yellow strains such as ... suppression of PMLA synthesis Among other possibilities, this effect on PMLA synthesis could be the result of loss of induction at the transcriptional level, of loss of activation of the synthetase...
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ANNALS OF THE NEW YORK ACADEMY OF SCIENCES - Full cost accounting for the life cycle of coal potx
... estimates of the social cost of carbon—the valuation of the damages due to emissions of one metric ton of carbon, of $30/ton of CO2 equivalent (CO2 e),20 with low and high estimates of $10/ton ... the life cycle of coal, using a framework of environmental externalities, or “hidden costs.” Externalities occur when the activity of one agent affects the well-being of another agent outside of ... the social cost of carbon.20 Life cycle assessment results, based on 2004 data and emissions from a subset of power plants, indicated 0.037 kg of CO2 e of methane emitted per kWh of electricity...
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Báo cáo hóa học: " The effect of red blood cell transfusion on tissue oxygenation and microcirculation in severe septic patients" pdf
... waiver of written informed consent (# 09-953) Red blood cell transfusion characteristics Packed red blood cell units were obtained from the blood bank (St John’s Mercy Medical Center) None of the ... transfusion is one of the most commonly used interventions in the ICU to treat severe anemia, which often occurs in sepsis In the United States, more than 14 million units of packed red blood cells (RBCs) ... Annals of Intensive Care 2011, 1:46 http://www.annalsofintensivecare.com/content/1/1/46 Page of 11 Table Physiologic and near-infrared spectroscopy-derived variables before and hour after red blood...
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Báo cáo y học: "Decreased response to IL-12 and IL-18 of peripheral blood cells in rheumatoid arthritis" doc
... ng/ml of IL-12, and various concentrations of IL-18 (b) PBMCs were cultured for days with the combination of IL-12 and IL-18 (c) PBMCs were cultured for days with ng/ml of IL-12 and ng/ml of IL-18, ... induction of IFN-γ synthesis in T cells and NK cells, T-cell proliferation, and cytokine production [15] Significant levels of expression of IL-18 have been previously demonstrated in the synovium of ... the beginning of anti-TNF treatment Our results showed a decreased response of RA peripheral blood to IL-12 and IL-18, leading to a reduced production of IFN-γ compared with that of healthy controls...
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Báo cáo y học: "Clock mutation affects circadian regulation of circulating blood cells" pot
... circulating redblood cells CircadianClock mutant mice Circadian variations in peripheral circulating redblood cells (RBC) in Clock mutant mice (A) Number of RBC and (B) blood levels of hemoglobin ... observations, and determined the acrophase (the timing of the cosine maximum) of numbers of total white blood cells, lymphocytes, and red blood cells, hemoglobin and corticosterone levels We defined ... nature of this regulation has prevented elucidation of the underlying mechanisms of circadian changes in circulating blood cells [2] The present study found that a homozygous mutation of the...
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Báo cáo y học: "A role for the histone deacetylase HDAC4 in the life-cycle of HIV-1-based vectors" ppsx
... also observed the appearance of HDAC4 foci in infected cells, with the majority of cells containing foci at hrs post-infection (Figs and 3) Most of the infected cells contained multiple HDAC4 ... HIV-1based vector in the absence of the inhibitor (Fig 4) However, treatment of infected cells with the inhibitor significantly reduced (ca 3.5 fold) the total number of cells that contained foci (Fig ... role in the lifecycle of these vectors To test this hypothesis, we have knocked down HDAC4 in HeLa cells using siRNA treatment and determined if HDAC4 is required for stable integration of HIV-1-...
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Báo cáo y học: "Duration of red blood cell storage is associated with increased incidence of deep vein thrombosis and in hospital mortality in patients with traumatic injuries" potx
... days of storage in patients transfused or more units of RBCs RBC: red blood cells Page of 11 (page number not for citation purposes) Critical Care Vol 13 No Spinella et al Table Relation of RBC ... transfusion of RBCs of increased age (OR = 8.9, 95% CI = to 40; P = 0.004) The incidence of death from MOF was increased in the patients transfused RBCs of increased compared with decreased age, 11 of ... units of RBCs, DVT, and in-hospital mortality was increased with the transfusion of old RBCs when compared with a group of patients of similar severity of injury who were transfused RBCs of decreased...
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Báo cáo y học: "Duration of red blood cell storage and outcomes in pediatric cardiac surgery: an association found for pump prime blood" doc
... purposes of the analysis of metabolic changes during CPB, only the storage time of the blood used for priming the CPB machine was considered, and the composition of the two groups therefore differed ... bilirubin (mg/dL) 0.503 Blood loss (mL/12 hours) 0.156 Red blood cells transfusions No of patients (%) Fresh frozen plasma transfusions No of patients (%) Platelets transfusions No of patients (%) ICU ... allocation The median value of blood storage time was assessed, and patients were attributed to the newer blood group if they received only blood that had been stored for a period of time (days) equal...
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Báo cáo y học: "Dynamic simulation of red blood cell metabolism and its application to the analysis of a pathological condition" docx
... human red blood cells J Theor Biol 1996, 179:329-368 Ni TC, Savageau MA: Application of biochemical systems theory to metabolism in human red blood cells Signal propagation and accuracy of representation ... Association of phosphofructokinase and aldolase with the membrane of the intact erythrocyte J Biol Chem 1984, 259:9374-8 Jenkins JD, Kezdy FJ, Steck TL: Mode of interaction of phosphofructokinase ... also generates NADPH This reduction power is employed by various other intracellular processes, in particular the reduction of GSSG A major function of GSH in Page of 11 (page number not for...
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Effect of red blood cell aggregation on arteriolar cell free layer formation and its physiological functions
... of the cells to the center of the tube in a process known as red blood cell axial migration (40, 58, 103, 140) Axial migration of the red blood cell is induced by the “tank-treading” motion of ... edge of red blood cell core to the luminal surface of the endothelium As a result, the cell-free layer width represents the dynamic positioning of the outermost red blood cells in the cell core of ... measurements of dynamic changes in the lumen and wall of the small blood vessels during the hemorheological alterations of blood flow (6) It is also desirable for the examination of the effect of red blood...
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Effects of red blood cell aggregation, hematocrit and tube diameter on wall shear stress in microtubes
... WSS of blood samples at 40% Hct in microtubes of ID 30 µm, 50 µm and 100 µm in non-aggregating blood 73 Figure B2 Comparison of relative WSS of blood samples at 40% Hct in microtubes of ... Hct Hematocrit (Hct) is the ratio of the volume of red blood cells (RBCs) to the total blood volume Hct is well known to be a major rheological determinant of blood viscosity and flow resistance ... Relative WSS of blood samples at Hct of 20%, 40% and 60% over pseudoshear rates in microtube of ID 30 µm in three aggregating mediums 78 Figure B5 Comparison of relative WSS of blood samples...
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