autoregulation of vital and nonvital organ blood flow in the preterm and term neonate
Báo cáo y học: "Effect of a lung recruitment maneuver by high-frequency oscillatory ventilation in experimental acute lung injury on organ blood flow in pigs" ppsx
... mechanical ventilation The administration of epinephrine and the infusion of Ringer's solution during the rest of the experiment were then kept constant After two hours, and in randomized order, a ... jejunum and the heart The stabilization of organ blood flows may be due to the absence of severe changes of systemic hemodynamics in lung-injured pigs and the assumption that blood flow autoregulation ... end-diastolic pressure, and intracranial pressure during lung recruitment in both ventilatory modes The cerebral blood flow, myocardial blood flow, renal blood flow, and blood flow of the jejunum, however,...
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Báo cáo y học: "The role of ATP and adenosine in the control of hepatic blood flow in the rabbit liver in vivo" pps
... prosthesis inserted into the portal vein and the inferior vena cava of the in vivo rabbit model Figure Diagram of silastic H-shaped prosthesis inserted into the portal vein and the inferior vena cava of ... relating the readings to the wet weight of the liver, determined at the end of each experiment The "buffering capacity" of the HA was expressed in % as: [Increase in HA flow / Decrease in PV flow] ... equilibration, the effect of a reduction in PV flow on HA flow (i.e the buffer response) was tested PV flow was reduced by clamping the mesenteric vein, proximal to the insertion of the splenic vein, and...
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Báo cáo y học: "Effect of a lung recruitment maneuver by high-frequency oscillatory ventilation in experimental acute lung injury on organ blood flow" pdf
... mechanical ventilation The administration of epinephrine and the infusion of Ringer's solution during the rest of the experiment were then kept constant After two hours, and in randomized order, a ... jejunum and the heart The stabilization of organ blood flows may be due to the absence of severe changes of systemic hemodynamics in lung-injured pigs and the assumption that blood flow autoregulation ... end-diastolic pressure, and intracranial pressure during lung recruitment in both ventilatory modes The cerebral blood flow, myocardial blood flow, renal blood flow, and blood flow of the jejunum, however,...
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Báo cáo khoa học: "Vasopressin in vasodilatory shock: ensure organ blood flow, but take care of the heart" ppsx
... almost 50% of the causes of death in patients with advanced vasodilatory shock [5] Considering the heart as the obviously most vulnerable link of the cardiovascular chain, it must be one of our goals ... effects of AVP on myocardial oxygen balance As shown in Figure of the paper, the dobutamine-induced increase in CI was accompanied by an increase in heart rate from approximately 85 to 135 beats/minute ... reason for the AVP-induced depression in CI in this experiment Nonetheless, this study underlines important points of hemodynamic management in vasodilatory shock: Systemic blood flow must be...
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Báo cáo y học: "Correlation of exhaled breath temperature with bronchial blood flow in asthma" pptx
... bronchial blood flow We acknowledge that the trachea may not be the main site of inflammation in asthma, but inflammation in asthma extends from the larynx to the terminal bronchioles and the tracheal ... constant of the thermometer response was found by measuring the time for the temperature to reach 63% of the final reading This avoided large errors in estimating when the asymptotic final reading ... Hyperaemia and hyperperfusion are consistent features of tissue inflammation, therefore, the finding of increased exhaled air temperature and bronchial blood flow in asthmatic patients may be due to the...
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Characteristics of flow in the wake region of a bluff vertical cylinder in the presence of waves,currents and combined wave current flows 2
... bluff cylinder interaction, and the presence of the downstream cylinder has little effect in altering the beat frequencies in the combined wave current flow With an offset of 0.6 D in the downstream ... understand the problem Temporal and spatial descriptions of flow field in the vicinity and wake of two interacting cylinders have been systematically captured through the use of PIV and point measurements ... that the spatial features of the flow around and in the wake of the bluff upstream cylinder remain invariant over successive wave period in waves only flows However, with the introduction of currents...
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Characteristics of flow in the wake region of a bluff vertical cylinder in the presence of waves,currents and combined wave current flows 1
... Fundamentally, the flow interaction between the bluff column of the SPAR and one of the columns of the TAD can be represented by two interacting cylinders in waves and currents The upstream cylinder would ... cross sectional shape of the cylinder, turbulence in the incipient free stream flow before the cylinder, as well as shear in the incoming current flow Unless the flow is in the very low Reynolds ... occurred In this flow combination, the inline force on the cylinder is similar to that in pure oscillatory flows, but the amplitude of the lift force in 20 combined flows had an increase of about...
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Characteristics of flow in the wake region of a bluff vertical cylinder in the presence of waves,currents and combined wave current flows 3
... of T / 10 Figure C2 PIV images of a single cylinder in combined waves and currents flow T = 0.7 s, C = 75 mm/s, at time increments of T / 10 Figure C3 PIV images of a single cylinder in combined ... images of a single cylinder in currents only flow C=50 mm/s, at time increments of T/10 Figure C6 PIV images of a single cylinder in currents only flow C = 75 mm/s, at time increments of T/10 ... PIV images of a single cylinder in currents only flow C =100 mm/s, at time increments of T/10 Figure C8 PIV images of downstream cylinder at x = ½ D, y = in combined waves and currents flow, T =...
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Characteristics of flow in the wake region of a bluff vertical cylinder in the presence of waves,currents and combined wave current flows 4
... time intervals of T’ (First 24T’ s of run Downstream cylinder spacing at x = ½ D, y = 0.6 D) Figure H2 Iso surface plots of wave and currents run, C= 75 mm/s, T=0.7s, at time intervals of T’ ... of run Downstream cylinder spacing at x = ½ D, y = 0.6 D) Figure H3 Iso surface plots of wave and currents run, C=100mm/s, T=0.7s, at time intervals of T’ (First 24T’ s of run Downstream cylinder ... surface plots of wave and currents run, C =50mm/s, T =0.7s, at time intervals of T’ (At Stable Beating Downstream cylinder spacing at x = ½ D, y = 0.6 D) Figure H6 Iso surface plots of wave and currents...
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Báo cáo khoa học: Identification and characterization of a nuclear receptor subfamily I member in the Platyhelminth Schistosoma mansoni (SmNR1) pot
... SmNR1(Ile247-Ser372) and SmRXR1(Glu251-Asn376) in vitro DNA binding of a protein containing 20 amino acids at the 5¢ end of the DBD, the DBD and the 40 amino acids at the 3¢ end of the DBD of SmNR1 (Ile247-Ser372) ... to bind to the tested DNA elements To determine the role of the C-terminal extension of SmNR1 and SmRXR1 in binding to DNA elements, in vitro synthesized SmNR1 (Ile247 to Ser372) (containing ... 20 amino acids at the 5¢ end of the DBD, the DBD and 40 amino acids at 3¢ end of the DBD) and SmRXR1 (Glu251 to Asn376) (containing 20 amino acids at 5¢ end of the DBD, the DBD and 40 amino acids...
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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
... different in structure from spherulin 3a by 14 amino acid substitutions, eight of them located in the first two b-strands of the N-terminal half of NKA48, upstream of the homodimer interface and accessible ... lower organisms in Fig contain two domain folds, spherulin 3a and NKA48 contain only a single domain fold The stability of these two proteins is highly dependent on calcium binding [25] The typical ... glycines, serines, and aromatics that are conserved in a bc-crystallin fold The residues shown in grey indicate the side chains and backbone sites that are involved in calcium binding [24] The...
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Báo cáo "The role of color luminescence centers Mn, Cu, Co in the semicondutors with wide band gap ZnS, ZnO and their applications " pptx
... band is greater than that of the blue band As increasing the concentration of Cu, the intensity of the blue band decreases while the intensity of the green band increases and reaches to maximum ... that interaction between Cu2+ ions and ions of the lattice and between Cu2+ each other make the intensity of the green band decrease Hence, at xCu = 5.10-4 mol% the intensities of these two bands ... the increasing of concentration of Co beyond 10-1 mol%, interaction can occur between Co2+ ions and ions of the lattice or between Co2+ ions each other Thereby, the intensity of the red band...
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Báo cáo khoa học: Expression and characterization of cyanobacterium heme oxygenase, a key enzyme in the phycobilin synthesis Properties of the heme complex of recombinant active enzyme potx
... 210 min, exhibiting the bands of the remaining oxy complex The 340 nm-band of NADPH decreases in proportion to the decrease of Soret band at 410 nm and to the increases of broad band spreading ... position and the intensity of these bands are dependent not only on the spin state or thermal spin-state equilibria but also on the nature of the sixth ligand and the type of apoprotein, we could ... high-spin derivatives of ferric hemoproteins, while the latter bands (a- and b-bands) are usually weak in the high-spin derivatives but are distinctly observed in the low-spin derivatives [49] As the...
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Báo cáo khoa học: Identification and structural characterization of a sialylated lacto-N-neotetraose structure in the lipopolysaccharide of Haemophilus influenzae pptx
... 4-substituted and confirming the 3-linkages for the galactose residues of the Sial-lNnT unit (Fig 7) This confirms that a terminal Sial-lNnT unit is linked to the Hep I residue of the LPS inner core in the ... excitation of H-1 H-resonance of the GlcNAc residue in the TOCSY step and of H-3/H-4 1H-resonance of the GlcNAc residue in the NOESY step (A) The assignments of the 1H-resonances of the Gal II ... supplemented with Neu5Ac The structure of the inner core glycoforms is shown and ions arising from the inner core and from the addition of the sialylated tetrasaccharide are indicated Ó FEBS 2002...
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Báo cáo khoa học: Thermodynamic and kinetic analysis of the isolated FAD domain of rat neuronal nitric oxide synthase altered in the region of the FAD shielding residue Phe1395 docx
... being the midpoint of these E1 and E2 values [35]; and that for the FAD domain of P450 BM3; e E12 value cited for the FAD domain of P450 BM3 is the midpoint of the E1 and E2 values determined ... differences in the environment of the FAD cofactor in the different proteins These differences might also be manifest in the semiquinone forms, as the relative intensities of the semiquinone signal in ... bleaching of the absorption in the region of the two major absorption bands of the flavin, while there is development, and then decay, of absorption at longer wavelength due to the formation of the...
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Báo cáo khoa học: Proteome analysis of a rat liver nuclear insoluble protein fraction and localization of a novel protein, ISP36, to compartments in the interchromatin space pptx
... 40-2-3 protein’ Therefore, we further determined the localization of this protein in the nucleus as described below The other proteins are discussed in detail in the Discussion Predicted amino acid ... no in the NCBI protein database proteins Filamentous proteins listed in Table 1, i.e lamin B1, lamin A, lamin C, vimentin, keratin types and and actin, were all included in this group Lamins ... the murine, human and bovine 36 kDa protein (no in Table 1) were found in the UniProt database The amino acid sequence of the human ortholog is shown in Fig 3A We designated the protein as ‘interchromatin...
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chhabra & richardson (1999) non newtonian flow in the process industries fundamental and engineering applications
... While the index ˛ is a measure of the degree of shear-thinning behaviour (the greater the value of ˛, greater is the extent of shear-thinning), 1/2 represents the value of shear stress at which the ... is obtained; the height, shape and enclosed area of the hysteresis loop depend on the duration of shearing, the rate of increase/decrease of shear rate and the past kinematic history of the sample ... be much less widespread in the chemical and processing industries However, with the recent growing interest in the handling and processing of systems with high solids loadings, it is no longer...
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báo cáo hóa học: " Influence of passive leg movements on blood circulation on the tilt table in healthy adults" pdf
... position The distribution of the blood correlates directly to the sinus of the angle of inclination Between 30 and 60 degrees this angle is linear [18] For inclines larger than 60 degrees, there ... different: on the tilt stepper there are stepping like movements and the legs can be loaded during extension and unloaded in flexion In the tilt ergometer, the movements are the other way round There ... permission from the local Ethics Committee and the informed consent of the volunteers, the response of the blood circulation was analyzed in healthy subjects The exclusion criteria included: recurrent...
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