use of red blood cell panels
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) ... Age of transfused blood is an independent risk factor for post injury multiple organ failure Am J Surg 1999, 178:570-572 47 Ho J, Sibbald WJ, Chin-Yee IH: Effects of storage on efficacy of red cell...
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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
... transfused fresh and old RBCs RBC: red blood cells more units at RBCs transfused of 28 or more days of storage in patients transfused or The relation between in-hospital mortality and the amount of ... cryoprecipitate, percentage of RBCs that were leukoreduced, mechanism of Page of 11 (page number not for citation purposes) injury, use of DVT prophylaxis, ICU free days, and cause of death The GCS recorded ... mortality and the amount of RBC units transfused at 28 or more days of storage in patients transfused or more units of RBCs RBC: red blood cells Page of 11 (page number not for citation purposes)...
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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 ... range 0.27 to 0.65 0.27 to 0.54 Transfused blood Duration of storage (days) Number of red blood cell units 0.985 Demographic features Age (months) Male sex no of patients (%) 0.089 Weight (kgs) ... were used in the priming solution of the CPB circuit were included in the bloodprime group The use of RBCs in the priming solution is a current practice at our institution in cases when the use of...
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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 ... E -Cell system version 1.1 was used as the simulation platform in this work The software can be downloaded from http://www.e -cell. org/ Our prototype model of the RBC was developed on the basis of ... 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 ... heterogeneity of red blood cells distribution in the network by triggering the effects of red blood cell screening (103) and plasma skimming (53, 122) shown in Fig 1.10 CELL SCREENING Cell- cell interactions ... SKIMMING Cell- free layer Side branch Figure 1.10: Red blood cell screening and plasma skimming at an arteriolar bifurcation The black ellipsoid represents a red blood cell Red blood cell screening...
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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 ... whole blood viscosity measured in viscometer due to the presence of cell- free layer as discussed above, but higher than the plasma viscosity because of the protrusion of RBCs into the cell- free...
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Báo cáo y học: "The use of a blood conservation device to reduce red blood cell transfusion requirements: a before and after study" doc
... and use of the blood conservation device The same variables were entered into a separate logistic regression model to ascertain the independent predictors of ICU and hospital mortality We used ... of Hb, it is logical that use of such a device will reduce transfusion requirements In this beforeand-after study, use of a blood conservation device in the presence of a restrictive transfusion ... standardised restrictive transfusion practice can reduce the number of units of PRBC transfused The secondary objective is to investigate if the use of the device is associated with a smaller decrease...
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Báo cáo khoa học: "Red blood cell elution time of strains of Newcastle disease virus" pptx
... eht rof nim 54 ot 02 dna niarts cinegosem eht fo selpmas rof nim 87 ot 34 ,niarts cinegolev eht fo selpmas rof nim 981 ot 48 morf deirav suriv esaesid eltsacweN eht rof emit noitule ehT p stluseR ... ecneluriv rof ecnacifingis sti dna snieorpocylg lariv eht fo egavaelc cityloetorP R ttoR ,DH knelK ,Y iagaN 1791 ,488-678 ,651 cossA deM teV mA J ainepokuelnap enilef fo yduts eht rof serudecorp ... noitule gnol( ,desaerced si ytivitca esadinimaruen eht erehw taht stseggus tluser siht ,epolevne lariv eht no xelpmoc a mrof esadainimaruen dna ninitulggameh eht ecniS nietorpocylg ninitulggameh...
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Báo cáo khoa học: " Red blood cell transfusions and the risk of acute respiratory distress syndrome among the critically ill: a cohort study" ppt
... European Consensus Conference definition of ARDS [20] and relied upon the presence of PaO2/FiO2 (arterial partial pressure of oxygen/fraction of inspired oxygen) of less than or equal to 200 mm Hg, ... Kristiansson M, Soop M, Saraste L, Sundqvist KG: Cytokines in stored red blood cell concentrates: promoters of systemic inflammation and simulators of acute transfusion reactions? Acta Anaesthesiol Scand ... effects of transfusion-associated immunomodulation: fact or fiction? Blood 2001, 97:1180-1195 30 Lee TH, Stromberg RR, Heitman J, Tran K, Busch MP: Quantitation of residual white cells in filtered blood...
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báo cáo hóa học:" Use of a novel cell-based fusion reporter assay to explore the host range of human respiratory syncytial virus F protein" ppt
... with Cell Quest and FloJo Analysis Software Cell fusion assays 293T cells were co-transfected with pHRSVFOptA2 and pBD-NFκB (effectors cells), and the panel of cell lines from a variety of different ... A) Comparison of fusion activity of wild-type and a fusion peptide mutant of HRSV F Figure A) Comparison of fusion activity of wild-type and a fusion peptide mutant of HRSV F 293T cells co-transfected ... GFP Infection of hamster BHK-21 cells also resulted in a time dependent increase in the number of GFP positive cells, although the appearance of a large number of bright GFP positive cells seemed...
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Báo cáo hóa học: " Red blood cell transfusion in the critically ill patient" docx
... question of the effect of RBC storage on clinical outcomes: The Red Cell Storage Duration Study (RECESS) (Section 7) Tranfus Apher Sci 2010, 43:107-116 Ness PM: Does transfusion of stored red blood cells ... for blood banks [65,66] Question of leukoreduction Many of the adverse effects associated with the transfusion of allogeneic RBCs have been shown to be related to the infusion of white blood cells ... to reduce blood losses, for example use of antifibrinolytic agents, such as tranexamic acid or epsilon-aminocaproic acid (EACA) and techniques of cell salvage during surgery; also, the use of...
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Cell Membrane: The Red Blood Cell as a Model ppt
... mg mLÀ1 of the red cells), most of which is hemoglobin (335 mg mLÀ1 of the red cells), lipids (5.1 mg mLÀ1 of the red cells), and carbohydrates (80 mg mLÀ1 of the red cells) The red cell membranes ... pathogenesis of hereditary spherocytosis appeared to be related to possible 1.3 The Dawn of Red Cell Membrane Research abnormalities in the red cell membrane constituents It is well known that red cell ... Elucidation of the Pathogenesis of Red Cell Membrane Disorders In parallel with the investigation of normal red cell membrane protein biochemistry, or a little bit later, the disease states of red cell...
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Báo cáo nghiên cứu khoa học: "USE OF IMMOBILIZED YEAST CELL IN ALCOHOL FERMENTATION FROM MOLASSES" ppsx
... Equation is used to determine OD value of cell biomass N’ = X*10n (3) Where N’ is the amount of cells in the sample X is the total cells of sample that was calculated standard curve of various ... 0C 30 Concentration of total sugar % (w/w) 12 Mass of consumed sugar g 9.2 Mass of cell g 1.0 Time of fermentation h 72 Re -use time Storage of stability at 40C day 10 Mass of alcohol g 4.69 Fermentative ... exchanged for gram m (g) is sample of weight 2.2.2.Measurement of cell biomass concentration [6] [7] Thomas’ cell counting chamber Equation is used to count the numbers of cell in biomass N = [((a/b)*400)...
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Báo cáo khoa học: "Use of serum squamous cell carcinoma antigen for follow-up monitoring of cervical cancer patients who were treated by concurrent chemoradiotherapy" pot
... specificity of serum SCC-Ag in predicting tumor recurrence The results reported here and those of others indicate that routine surveillance of serum SCC-Ag during follow-up can be used to predict ... cell carcinoma antigen; PPV = positive predictive value; NPV = negative predictive value IIB III/IV Histology – No (%) Squamous cell carcinoma 102 (91.1) Adenocarcinoma ( 6.2) Adenosquamous cell ... performed ROC analysis of ΔSCC-Ag to determine the optimal levels for predicting the probability of tumor recurrence (Figure 2) The area under the ROC curve of ΔSCC-Ag, which is considered to indicate...
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Báo cáo y học: "Intra-operative intravenous fluid restriction reduces perioperative red blood cell transfusion in elective cardiac surgery, especially in transfusion-prone patients: a prospective, randomized controlled trial" ppsx
... (≤6 units) blood product exposure and reduced long-term survival [3] As the risk of transfusion-associated adverse outcomes may depend on the amount of transfusion [4], reduction of blood transfusions ... A (62 of 100 patients) compared to group B (75 of 92 patients, p < 0.001) Intraoperatively, 81 patients were transfused, receiving 142 units of PRCs The number of intraoperative PRC Page of 10 ... transfused, receiving 289 units of PRCs, and the total number of PRC units transfused was significantly lower in group A (113 units) compared to group B (176 units, p < 0.0001) The percentage of...
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Báo cáo khoa học: "Use of dried blood samples for monitoring hepatitis B virus infection" ppsx
... advantage of DBS samples over routine blood samples is that only a small quantity of blood, typically 50 μl, is required to make one dried blood spot They are easy to obtain, stable for long periods of ... 20 The supernatant was stored at -70 degree C until use Replicate sets of DBS samples were prepared dropping 50 μl of whole blood in each circle (5 spots per card) of the filter paper (SS&S903, ... DBS at: -20 Figure of Stability the dried blood samples Stability of the dried blood samples PCR amplifications of HBV DNA from DBS 1% Agarose gel showing a 322 bp fragment of the HBV-"a determinant"...
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Báo cáo khoa học: "Risk factors for post-ICU red blood cell transfusion: a prospective study" docx
... Logistic Organ Dysfunction; RBC, red blood cell; SAPS, Simplified Acute Physiology Score Page of (page number not for citation purposes) We examined the characteristics of patients discharged from ... previous history of anaemia, especially in the setting of neoplastic disorder Page of (page number not for citation purposes) Table Multiple logistic regression analysis of predictive factors ... LOD, Logistic Organ Dysfunction; OR, odds ratio; RBC, red blood cell One of the most important factors associated with post-ICU transfusion of RBC was sepsis as an admission diagnosis A previous...
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Báo cáo y học: "Anemia and red blood cell transfusion in neurocritical care" pdf
... interferes with the release of O2 for use by tissues [74] Risks of red blood cell transfusion Even if anemia is harmful, this does not necessarily prove that liberal use of allogeneic RBCs to normalize ... storage on red blood cell rheological properties J Surg Res 2002, 102:6-12 Tsai AG, Cabrales P, Intaglietta M: Microvascular perfusion upon exchange transfusion with stored red blood cells in norTransfusion ... since the implementation of universal leukoreduction in many jurisdictions [84] It has been suggested that the use of fresher blood might further minimize the risks of transfusion, while also...
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