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Untenberger Markus M Biomedizinische NMR Forschungs GmbH am Max-Planck Institut für biophysikalische Chemie, Göttingen, - - 2014
To develop and evaluate a practical phase unwrapping method for real-time phase-contrast flow MRI using temporal and spatial continuity. Real-time phase-contrast MRI of through-plane flow was performed using highly undersampled radial FLASH with phase-sensitive reconstructions by regularized nonlinear inversion. Experiments involved flow in a phantom and the human aorta (10 ...
Endo Shunsuke S Department of General Thoracic Surgery, Jichi Medical University, Tochigi, - - 2014
To elucidate the role of fluid mechanical factors in the localized genesis and development of atherosclerotic lesions in man.METHODS: Flow patterns and preferred sites of atherosclerotic lesions in the human aortic arch were studied in detail using isolated transparent aortic trees prepared from humans postmortem and by means of flow ...
Sohrabi Salman - - 2014
To quantify the transport and adhesion of drug particles in a complex vascular environment, computational fluid particle dynamics (CFPD) simulations of blood flow and drug particulate were conducted in three different geometries representing the human lung vasculature: artificial, original and over-smoothed geometry. The flow boundary conditions used include both steady-state ...
Gürtler Ricardo E RE Laboratory of Eco-Epidemiology, Department of Ecology, Genetics and Evolution, Universidad de Buenos Aires-IEGEBA (CONICET-UBA), Buenos Aires, - - 2014
Triatoma infestans -the principal vector of the infection that causes Chagas disease- defies elimination efforts in the Gran Chaco region. This study identifies the types of human-made or -used structures that are key sources of these bugs in the initial stages of house reinfestation after an insecticide spraying campaign. We ...
Nowak Sascha S Institute of Inorganic and Analytical Chemistry, University of Münster, Corrensstrasse 30, 48149, Münster, Germany, - - 2014
Low gas flow ICP-OES with a total argon consumption below 0.7 L/min is introduced for the analysis of trace elements in blood samples to investigate the influence of samples containing an organic solvent in a demanding matrix on the performance of this plasma for the first time. Therefore, gadolinium was determined ...
Yonan K A KA Department of Biology and Chemistry and Department of Computer of Mathematical Sciences, New Mexico Highlands University, Las Vegas, New - - 2014
Non-invasive transcranial Doppler (TCD) is widely used for blood velocity (BV, cm/sec) measurements in the human middle cerebral artery (MCA). MCABV measurements are accepted as linear with MCA blood flow (MCABF). Magnetic resonance angiography (MRA) provides measurements of MCA lumen diameters that can be combined with TCD MCABV to calculate ...
Cui Jiwei J Department of Chemical and Biomolecular Engineering, The University of Melbourne, Parkville, Victoria, 3010, - - 2014
Super-soft PEG hydrogel particles with tunable elasticity are prepared via a mesoporous silica templating method. The deformability behavior of these particles, in a microfluidic blood capillary model, can be tailored to be similar to that of human red blood cells. These results provide a new platform for the design and ...
Manjappa Bhagyalakshmi B aDepartment of Studies and Research in Biochemistry and Centre for Bioscience and Innovation, Tumkur University, Tumkur, Karnataka bDepartments of Studies in Biochemistry, University of Mysore, Manasagangothry, Mysore, India cDepartments of Studies in Biochemistry, Kuvempu University, Shankaraghatta, Shimoga, Karnataka, India dDepartments of Sericulture, Yuvaraja's College, University of Mysore, Mysore, - - 2014
The current study explores the anticoagulant and fibrin clot-hydrolyzing properties of Momordica charantia seed extract (MCSE). MCSE hydrolyzed casein with the specific activity of 0.780 units/mg per min. Interestingly, it enhanced the clot formation process of citrated human plasma from control 146 to 432 s. In addition, the intravenous injection of MCSE ...
Riezzo Irene I Department of Forensic Pathology, University of Foggia, Ospedale C. D'Avanzo, Viale degli Aviatori 1, 71100 Foggia, FG, - - 2014
Dogs are commonly used to detect explosives, narcotics, and other illegal materials. In the forensic setting, cadaver dogs are trained to detect and locate concealed human remains or fluids due to the high sensitivity and selectivity of the canine olfactory system and the relative ease with which dogs can be ...
Stevens Lori L Department of Biology, College of Arts and Sciences, University of Vermont, Burlington, Vermont, United States of - - 2014
Triatoma dimidiata, currently the major Central American vector of Trypanosoma cruzi, the parasite that causes Chagas disease, inhabits caves throughout the region. This research investigates the possibility that cave dwelling T. dimidiata might transmit the parasite to humans and links the blood meal sources of cave vectors to cultural practices ...
Shalaby Sherif S Department of Vascular Surgery, Yale University School of Medicine, New Haven, - - 2014
Extracellular signal-regulated kinase 5 (ERK5) has been reported to regulate endothelial cell integrity and protect from vascular dysfunction under continuous laminar flow. However, the effect of flow on ERK5 levels has not been determined. Confluent human umbilical vein endothelial cells (HUVECs) were seeded on fibronectin coated glass slides and serum ...
Killeen Gerry F - - 2014
Eliminating malaria requires vector control interventions that dramatically reduce adult mosquito population densities and survival rates. Indoor applications of insecticidal nets and sprays are effective against an important minority of mosquito species that rely heavily upon human blood and habitations for survival. However, complementary approaches are needed to tackle a ...
Babayemi Joshua J Department of Chemistry, Faculty of Science, University of Ibadan, Ibadan, - - 2014
This study investigated the material/substance flow of polybrominated diphenyl ethers listed in the Stockholm Convention (SC) as persistent organic pollutant (POP-PBDEs) in the most relevant plastic fractions in Nigeria. Considering the prohibition of production and the use of POP-PBDEs and knowing that these pollutants are still contained in electrical and ...
Park Hyun-Seok HS Busan-Ulsan Regional Cardio-Cerebral Vascular Center, Dong-A University Hospital, Busan, Republic of - - 2014
In this study, we evaluated the relationship between the rCBV (regional cerebral blood flow volume) ratio on perfusion-weighted imaging (PWI) and the extent of collateral flow on conventional angiography. We recruited 98 patients with AIS (within 24h after ischemic events). All the patients were evaluated by MRI, including PWI and ...
Falcone Franco H FH Division of Molecular and Cellular Science, The School of Pharmacy, The University of Nottingham, Boots Science Building, Science Road, Nottingham, NG7 2RD, UK, - - 2014
The purification of basophils from peripheral blood has represented a formidable challenge for researchers since they were discovered by Paul Ehrlich in 1879. From the first published attempts in the late 1960s, it took half a century to develop robust protocols able to provide sufficient numbers of pure, functionally unimpaired ...
Devin Jessica K JK Department of Medicine, Vanderbilt University Medical Center, Nashville, TN (J.K.D., - - 2014
Dipeptidyl-peptidase 4 (DPP4) inhibitors improve glycemic control in patients with diabetes mellitus by preventing the degradation of glucagon-like peptide-1 (GLP-1). GLP-1 causes vasodilation in animal models but also increases sympathetic activity; the effect of GLP-1 in the human vasculature and how it is altered by DPP4 inhibition is not known. ...
Reverón Rafael Romero - - 2014
Herophilus (c335 - c280 B.C.) was the founder of the school of anatomy of Alexandria, and was among the first physicians to conduct anatomical dissections in public. He made extraordinary anatomical discoveries and developed standards for measuring the flow of blood from the heart through the arteries. Erasistratus (c310- c250 ...
Toh Rou Jun RJ 1] Division of Chemistry &Biological Chemistry School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore [2] BioSystems &Micromechanics IRG (BioSyM), Singapore-MIT Alliance for Research and Technology (SMART) Centre, 1 CREATE Way, #04-13/14 Enterprise Wing, 138602, - - 2014
The electrochemical behavior of iron ion in haemoglobin provides insight to the chemical activity in the red blood cell which is important in the field of hematology. Herein, the detection of haemoglobin in human red blood cells on glassy carbon electrode (GC) was demonstrated. Red blood cells or raw blood ...
Bernardoni Juliana L JL Laboratório de Imunopatologia, Instituto Butantan, São Paulo, SP, - - 2014
Snake venom metalloproteinases (SVMPs) are major components in most viperid venoms that induce disturbances in the hemostatic system and tissues of animals envenomated by snakes. These disturbances are involved in human pathology of snake bites and appear to be essential for the capture and digestion of snake's prey and avoidance ...
Mücke Thomas - - 2013
The end-to-side anastomosis is frequently used in microvascular free flap transfer, but detailed rheological analyses are not available. The purpose of this study was to introduce a new modified end-to-side (Opened End-to-Side, OES-) technique and compare the resulting flow pattern to a conventional technique. The new technique was based on ...
Brut V - - 2013
BACKGROUND: Canine atopic dermatitis can be a result of exposure to aeroallergens or trophallergens. Hemodynamic alterations occur in dogs with food hypersensitivity. HYPOTHESIS/OBJECTIVES: To evaluate if hemodynamic alterations occur in dogs with NFICAD with lowered resistance to diastolic flow at fasting, after feeding, or both. ANIMALS: Ten healthy dogs and ...
Knutsson Linda - - 2013
PURPOSE: To evaluate whether a non-linear blood ΔR(2)*-versus-concentration relationship improves quantitative cerebral blood flow (CBF) estimates obtained by dynamic susceptibility contrast (DSC) MRI in a comparison with Xe-133 SPECT CBF in healthy volunteers. MATERIAL AND METHODS: Linear as well as non-linear relationships between ΔR(2)* and contrast agent concentration in blood ...
Pugliesi G - - 2012
The beginning of functional luteolysis in cattle ranges from Days 16-19 (Day 0=ovulation). During functional luteolysis, luteal size and blood flow decrease in heifers. The wide range of beginning of luteolysis and the low sensitivity of quick progesterone (P4) assays preclude targeting an individual for a specific period of luteolysis. ...
Liotta Janice L - - 2012
Abstract An examination was made of Giemsa-stained microfilariae in thin blood films from dogs naturally or experimentally infected with Dirofilaria immitis or Dirofilaria repens. The blood was from 9 dogs infected with D. immitis and 9 dogs infected with D. repens. Measurements (total length, length of cephalic space, anterior end ...
Jaspers Karolien - - 2012
To validate a novel semi-automatic segmentation algorithm for MR-derived volume and function measurements by comparing it with the standard method of manual contour tracing. The new algorithms excludes papillary muscles and trabeculae from the blood pool, while the manual approach includes these objects in the blood pool. An epicardial contour ...
Rojo Naiara - - 2012
The bacteriostatic properties of carbon disulphide (CS(2)) hamper its biodegradation in conventional biofilters. The response of four biofilters operating in downflow mode and reverse-flow mode was compared in a laboratory-scale plant treating CS(2) under sudden short-term changes in operating conditions. A process shutdown for 24 h, an inlet concentration increase and ...
Khiabani Reza H - - 2012
Total cavopulmonary connection is the result of a series of palliative surgical repairs performed on patients with single ventricle heart defects. The resulting anatomy has complex and unsteady hemodynamics characterized by flow mixing and flow separation. Although varying degrees of flow pulsatility have been observed in vivo, non-pulsatile (time-averaged) boundary ...
Wang Xiaohua - - 2012
Cell salvage devices are routinely used to process red blood cells (RBCs) shed during cardiac surgery. The purpose of this study was to evaluate three commercially available cell saver (CS) devices in terms of erythrocyte function and the quality of washed RBCs during cardiopulmonary bypass (CPB). Thirty patients undergoing CPB ...
Håkansson Andreas - - 2012
Direct determination of hydrodynamic radius from retention time is an advantage of the field-flow fractionation techniques. However, this is not always completely straight forward since non-idealities exist and assumptions have been made in deriving the retention equations. In this study we investigate the effect on accuracy from two factors: (1) ...
Zheng Wenfu - - 2012
This microfluidic flow-stretch chip integrates fluid shear stress (FSS) and cyclic stretch (CS), two major mechanical stimulations in cardiovascular systems, for cultured cells. The model chip can deliver FSS and CS simultaneously or independently to vascular cells to mimic the haemodynamic microenvironment of blood vessels in vivo. By imposing FSS-only, ...
Sparrow Rosemary L RL Research and Development, Australian Red Cross Blood Service, Melbourne, Victoria, Australia. - - 2012
Microparticles (MPs) are shed from normal blood cells and may contribute to the coagulation potential of plasma. Transfusion of fresh frozen plasma (FFP) is used to correct coagulopathies and blood loss in trauma or major surgery. The role of MPs in FFP clinical efficacy is unknown. Regulations that govern the ...
Watanabe Mayumi - - 2012
Mycoplasma arginini, an organism usually recovered from mammals, was isolated from the blood of a febrile patient with advanced non-Hodgkin lymphoma. The patient's condition improved without administration of antimycoplasmal drugs. Simulation of blood culture showed that automated blood culture instruments may fail to detect the organism.
van de Hoef Tim P - - 2012
The assessment of functional coronary lesion severity using intracoronary physiological parameters such as coronary flow velocity reserve and the more widely used fractional flow reserve relies critically on the establishment of maximal hyperemia. We evaluated the diagnostic accuracy of the stenosis resistance index during nonhyperemic conditions, baseline stenosis resistance index, ...
Sunohara M D - - 2012
This 5-yr study compared, via an upstream-downstream experimental design, nutrient and microbial water quality of an intermittent stream running through a small pasture (∼2.5 animals ha) where cattle are restricted from the riparian zone (restricted cattle access [RCA]) and where cattle have unrestricted access to the stream (unrestricted cattle access ...
Nishida Yoshihiro - - 2012
Abstract Objective. The aim is to evaluate intrapartum fetal oxidative stress in real-time by umbilical cord blood dimethyl sulfate (DMSO)-induced ascorbyl free radical (AFR) measured by an electron spin resonance (ESR) method. Methods. 75 mothers delivering at gestational age after 37 weeks were recruited. They were divided into three groups: ...
Diaw Mor - - 2012
The present study compared the changes in blood viscosity, hydration status, body temperature and heart rate between a group of sickle cell trait (SCT) carriers and a control (Cont) group before and after a soccer game performed in two conditions: one with water offered ad libitum (hydration condition; Hyd) and ...
France Christopher R - - 2012
BACKGROUND: We previously demonstrated in a group of mostly experienced blood donors that fear of blood draws was a significant predictor of vasovagal reactions. Importantly, being asked about one's fear immediately before donation did not increase reaction rates. This study further evaluates the relationship between fear and reactions among high ...
Wagner Thomas Richard - - 2012
Context-Fear inhibits potential donors' willingness to engage in behaviors. Theoretically, fright and anxiety are differentially associated with blood and organ donation, respectively. Fright is the experience of an immediate harm, whereas anxiety is a fear of the unknown.Objective-To compare the fear-related concepts of fright and anxiety in relation to blood ...
Mikola A - - 2012
This article presents the findings on the effects of flow equalization and prefermentation on nitrification in a full-scale municipal plant. Existing primary clarifiers in one process train were modified for diurnal flow equalization and for a low-rate volatile fatty acid production. The performance of the biological process was compared with ...
Attin T - - 2012
OBJECTIVE: The aim of the study was to evaluate the impact of flow velocity under laminar flow conditions of different acidic solutions on enamel erosion. MATERIAL AND METHODS: A total of 240 bovine enamel specimens were prepared and allocated to 30 groups (n = 8 each). Samples of 18 groups were superfused ...
Kirtz G - - 2012
Objective: Haematological changes in dogs and climatic conditions favourable for the vector may assist in the quick in-house diagnosis of canine babesiosis. Material and methods: Blood samples from 358 dogs suspected to have canine babesiosis were evaluated. The diagnosis was confirmed in 113 dogs by detection of Babesia canis by ...
Venturoni Francesco - - 2012
A multi-gram scale protocol for the N-acyl amidation of bile acids with glycine and taurine has been successfully developed under continuous flow processing conditions. Selecting ursodeoxycholic acid (UDCA) as the model compound and N-ethoxycarbonyl-2-ethoxy-1,2-dihydroquinoline (EEDQ) as the condensing agent, a modular mesoreactor assisted flow set-up was employed to significantly speed ...
Everaert N - - 2012
1. The aim of this study was to investigate if genetic predisposition to ascites interacts with changed incubation conditions, and how this might affect the post-hatch performance and ascites susceptibility. 2. An ascites sensitive (A) and resistant (E) broiler line were incubated under standard or high CO(2) conditions (up to ...
Cheng Zhiliang - - 2012
An original ultrasound (US) directly intensified photocatalytic reactor was designed to degrade azo dye pollutant methyl orange (MeO) using Degussa TiO(2) as the photocatalyst. The sonolytic, photocatalytic and sonophotocatalytic degradation of MeO in the new reactor and the synergistic effect between sonolysis and photocatalysis were investigated. Effects of operation parameters ...
Miskiewicz Agnieszka - - 2012
The possibility of application of fluorescein and radioactive 99mTc as tracers for determination of residence time distribution of liquid phase and for diagnosing hydrodynamic conditions in apparatuses for membrane separation was studied. Two different ultrafiltration systems with diverse arrangement of liquid flow: the apparatus with helical flow generated by the ...
Gong Xiuqing - - 2012
Go with the (segmented) flow: A gas-liquid microfluidic reactor system has been developed to study Pd-catalyzed carbonylation reactions over a range of flow regimes and reaction conditions. The segmented gas-liquid flow regime, in comparison to annular flow, enables reactions to be studied over longer reaction times and without the buildup ...
Villaescusa Alejandra - - 2012
Multiparametric flow cytometry was used to compare peripheral blood lymphocyte subset distribution between healthy working police Labrador Retrievers (LRs; n=12) and German Shepherd dogs (GS; n=11) living in the same environment. The CD4/CD8 ratio was significantly higher in LR than in GS because of the lower percentage of CD8+ T ...
Pei Haisheng - - 2012
The application of strongly acidic electrolyzed water (SAEW) in a flow-through system for the treatment of recalcitrant corn stover resulted in enhanced hemicellulose degradation at 160°C and 180°C compared to hydrochloric acid treatment under the same pH. Pretreatment conditions were optimized by varying the four main factors: pH, flow rate, ...
Youn Sung Won - - 2012
We present our experience of flow control with the aid of a circular compression device (CCD) for embolization of scalp arteriovenous fistulae (sAVFs). A 21-year-old female presented with a pulsating scalp mass with sAVFs fed by the superficial temporal arteries. A CCD with a beveled circular handle and concentric hole ...
Pritsch Michael - - 2012
Real-time quantitative nucleic acid sequence-based amplification (QT-NASBA) is a sensitive method for detection of sub-microscopic gametocytaemia by measuring gametocyte-specific mRNA. Performing analysis on fresh whole blood samples is often not feasible in remote and resource-poor areas. Convenient methods for sample storage and transport are urgently needed. Real-time QT-NASBA was performed ...
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