brain nerve and muscle biopsy
Báo cáo y học: "Excitability changes in the sciatic nerve and triceps surae muscle after spinal cord injury in mice." docx
... between week and strong muscles in animals with SCI In that, weaker muscles expressed lower threshold than stronger muscles, Ahmed et al Journal of Brachial Plexus and Peripheral Nerve Injury ... better understanding of the many simultaneous changes occurring in the peripheral nerves and muscles after SCI These twitches were measured at the maximal twitch force of each muscle, using the ... of Brachial Plexus and Peripheral Nerve Injury 2010, 5:8 http://www.jbppni.com/content/5/1/8 Page of 11 Figure Muscle twitches, evoked by sciatic nerve stimulation, in control and spinal cord injured...
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Tài liệu Báo cáo khoa học: Tachykinin-related peptide precursors in two cockroach species Molecular cloning and peptide expression in brain neurons and intestine docx
... screening of TKRPs in brain neurons and tritocerebral glomeruli of P americana and L maderae Immunocytochemical results have shown a number of TKRP immmunopositive cells in the brain of L maderae ... we could demonstrate both LemTKRP-1 and LemTKRP2 in the P americana midgut in this investigation and both peptides were chemically isolated from the brain and intestine of L maderae [14,15] The ... in further cleavage of TKRP-2 and -3 Thus, the unprocessed TKRP-2 and -3 are probably present in the brain, but in a much lower concentration than in the midgut and require some biochemical enrichment...
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EVOLUTION OF THE MOLECULAR BIOLOGY OF BRAIN TUMORS AND THE THERAPEUTIC IMPLICATIONS pdf
... inherently resistant to radiation and standard cytotoxic chemotherapies The existence of blood -brain and blood-tumor barriers impede drug delivery to the tumor and adjacent brain infiltrated with tumor ... iduronacid and N-acethylgalactosa‐ mine polymer and protein core), heparansulphate (glycuronacid and N-sulphoglucosa‐ mine polymer and protein core) and keratansulphate (galactose and Nacethylgalactosamine ... neurocan, and aggrecan), whereby brevican and neurocan are brain- spe‐ cific molecules Lecticans contain HA and tenascin binding sites and thus mediates linkage in protein–PG-GAG networks [85-86] Brain...
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self-regulation - brain, cognition and development - a. berger (apa, 2011) ww
... compares and analyzes the similarities and differences between an expected stimulus and/ or action and a presented and/ or performed stimulus and/ or action In other words, we suggested that conflict and ... understanding by demonstrating that the brain is far more plastic at all ages than previously thought and, thus, that the speed and extent to which experience and behavior can shape the brain ... self-regulation is the ability to monitor and modulate cognition, emotion, and behavior to accomplish one’s goal, and/ or to adapt to the cognitive and social demands of specific situations When referring...
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the mit press the handbook of brain theory and neural networks second edition nov 2002
... prediction, and feature extraction II.3 Brain, Behavior, and Cognition Neuroethology and Evolution COMMAND NEURONS AND COMMAND SYSTEMS CRUSTACEAN STOMATOGASTRIC SYSTEM ECHOLOCATION: COCHLEOTOPIC AND ... AND CONNECTIONISM) The study of brain theory and neural networks thus has a twofold aim: (1) to enhance our understanding of human thought and the neural basis of human and animal behavior (brain ... parts of the human brain during different tasks (see IMAGING THE GRAMMATICAL BRAIN, IMAGING THE MOTOR I.2 Levels and Styles of Analysis BRAIN, and IMAGING THE VISUAL BRAIN) The grand aim of cognitive...
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báo cáo hóa học: " The effects of powered ankle-foot orthoses on joint kinematics and muscle activation during walking in individuals with incomplete spinal cord injury" pptx
... joint angles and footground contact, lower limb surface electromyography, pushbutton control signal, artificial muscle force and elastic band force We recorded bilateral ankle, knee and hip Page ... partial bodyweight support using the hand-held pushbuttons to command plantar flexor torque assistance at his ankles (right) nal onset and initial rise of artificial muscle tension (~50 ms) of the device ... subjects Hornby et al [34] and Colombo et al [35] examined individuals with spinal cord injury and found differences in muscle activation patterns between stepping with Lokomat® and stepping with manual...
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báo cáo hóa học: " Kinematics and muscle activity of individuals with incomplete spinal cord injury during treadmill stepping with and without manual assistance" docx
... each muscle were then averaged over two trials of the same condition and speed within a subject, and finally averaged across subjects for the same condition and speed Bars indicate mean ± standard ... (VL), rectus femoris (RF), and medial hamstring (MH) and averaged kinematic profiles for the ankle, hip and knee Averages are taken from six subjects with spinal cord injury and six neurologically ... with (MA) and without (WO) manual assistance and control (C) subEMG profiles for EMG profiles for subjects with spinal cord injury walking with (MA) and without (WO) manual assistance and control...
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báo cáo hóa học: " Brain inflammation and oxidative stress in a transgenic mouse model of Alzheimer-like brain amyloidosis" pptx
... Biological) Brain Aβ1-40 and Aβ1-42 levels Sequential extraction of brain samples was performed with high-salt buffer and formic acid, respectively to measure soluble and insoluble Aβ1-40 and Aβ1-42 ... deposition of Aβ in brain [13,14] Despite this evidence, and the considerable theoretical and therapeutic interest, the relationship between brain inflammation responses and oxidative stress ... 450 nm Oxidized protein standards, internal controls and blanks were always assayed at the same time and in the same way All samples were always determined in triplicate and in a blind fashion Immunoblot...
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báo cáo hóa học: " Treatment with gelsolin reduces brain inflammation and apoptotic signaling in mice following thermal injury" potx
... attenuates diabetes-enhanced brain damage after transient forebrain ischemia and suppresses phosphorylation of ERK1/2 in the rat brain Brain Res 2010, 1344:200-208 59 Alessandrini A, Namura S, Moskowitz ... brain Gelsolin enhanced CD11b and CD45 monocyte/ macrophage recruitment into brain following burn injury Microgliosis is a common feature of central nervous system (CNS) injury and disease, and ... (PCR) Brains from the remaining mice (5-6 mice per group) were carefully dissected and collected, snap frozen in liquid nitrogen, and stored at -80°C Different regions (cortex, hippocampus and...
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báo cáo hóa học: " Interleukin-1alpha expression precedes IL-1beta after ischemic brain injury and is localised to areas of focal neuronal loss and penumbral tissues" pdf
... intact blood brain barrier (BBB) and its presence in the brain parenchyma indicates BBB disruption and injury [9] Staining of coronal brain sections from C57BL6/H mice (Figure 2C) and CX3CR1-GFP+/- ... protein is produced, and almost no information is available about IL-1α In this study we sought to determine the spatial distribution of IL-1α and IL-1β in the mouse brain early (4h) and late (24h) ... after ischemic brain injury and is localised to areas of focal neuronal loss and penumbral tissues Nadia M Luheshi1, Krisztina J Kovács2, Gloria Lopez-Castejon1, David Brough1#* and Adam Denes1,2#*...
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báo cáo hóa học:" The effect of muscle contusion on cortical bone and muscle perfusion following reamed, intramedullary nailing: a novel canine tibia fracture model" docx
... was to evaluate the effects of a standardized muscle contusion on blood flow to the tibia and its surrounding muscle following limited, intramedullary reaming and nail insertion of a segmental ... (ankle joint) The muscle fascia was incised The muscle was then reflected, and the periosteum was elevated off the anterolateral aspect of the tibia Blood flow to the muscle and bone were taken ... profound hyperemic response in muscle perfusion after muscle contusion (Figure and 3) This was pronounced within the zone of injury, although muscle perfusion at proximal and distal sites was also...
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báo cáo hóa học:" The effect of muscle contusion on cortical bone and muscle perfusion following reamed, intramedullary nailing: a novel canine tibia fracture model" potx
... was to evaluate the effects of a standardized muscle contusion on blood flow to the tibia and its surrounding muscle following limited, intramedullary reaming and nail insertion of a segmental ... (ankle joint) The muscle fascia was incised The muscle was then reflected, and the periosteum was elevated off the anterolateral aspect of the tibia Blood flow to the muscle and bone were taken ... profound hyperemic response in muscle perfusion after muscle contusion (Figure and 3) This was pronounced within the zone of injury, although muscle perfusion at proximal and distal sites was also...
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MUSCLE BIOPSY pot
... Mathai and Andrew McAinch 35 Membrane Transport in Human Skeletal Muscle 65 Carsten Juel Muscle Biopsy: Metabolic Diseases 83 Evaluation of Mitochondrial Functions and Dysfunctions in Muscle Biopsy ... and sometimes by imaging studies It is imperative to biopsy a muscle which is moderately involved Biopsy from severely affected muscle will only show fat and fibrosis and minimally involved muscle ... has been tested (19) The semi-open muscle biopsy and micro -biopsy techniques are common, simple and easily learned procedures that have superseded open muscle biopsy in clinical as well as research...
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explaining the brain mechanisms and the mosaic unity of neuroscience
... brain and the central nervous system Neuroscience is driven in large part by the desire to diagnose and treat diseases, to repair brain damage, to enhance brain function, and to prevent the brain s ... literature) Bernard Katz and Ricardo Miledi did much of this experimental and theoretical work In one experiment, they took a motor nerve and a muscle explanation and causal relevance 23 and put them in ... representational and computational properties of brain regions, the electrophysiological properties of nerve cells, and the structures and conformation changes of molecules Consider, as a simple and uncontroversial...
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Báo cáo y học: " Cigarette smoking associates with body weight and muscle mass of patients with rheumatoid arthritis: a cross-sectional, observational study" potx
... current and ex-smoker pack-groups However, an ANCOVA model with gender and pack-group as factors and age and weight as covariates (following stepwise elimination of ESR, CRP, DAS28, HAQ score, and ... inception and development of protocol and in the review of the manuscript and served as PhD program supervisor MK provided advice on protocol development and body composition assessments and participated ... local research ethics committee and research and development directorate approvals, and all volunteers provided informed consent A total of 400 volunteers (108 males and 292 females) with RA (1987...
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Báo cáo khoa hoc:" Selection for reduced muscle glycolytic potential in Large White pigs. II. Correlated responses in meat quality and muscle compositional traits" pps
... on muscle slaughtered using a combined glass electrode (Ingold, Mettler Toledo, Switzerland) and a portable pHmeter (CG818, Schott Gerdt, Germany) for adductor femoris and longissimus muscles and, ... depending on the muscle: no significant response in the longissimus and semimembranosus muscles and a significant increase in the semispinalis capitis muscle For longissimus muscle chemical composition, ... in the gluteus profundus and longissimus muscles Genetic correlations between water-holding capacity and IVGP were low for both biceps femoris and gluteus superficialis muscles, but water-holding...
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Traumatic brain injury and the effects of diazepam, diltiazem, and MK-801 on GABA-A receptor subunit expression in rat hippocampus ppt
... supported Both α1 and γ2 subunit expression increased acutely after injury, but were significantly decreased by 24 h, while α3 and β3 showed time-specific transient changes and α2 and α5 subunits ... TBI, while diltiazem and DZ treatments had nearly identical effects, normalizing γ2 and altering α1 and α3 expression DZ also significantly increased α2 expression in both sham and injured animals ... VGCC blocker, and DZ, a GABAAR agonist, had statistically identical effects on the expression of GABAAR subunits α1, α3, and γ2, normalizing γ2 and significantly increasing α1 and decreasing...
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Báo cáo y học: " Brain size and brain/intracranial volume ratio in major mental illness" doc
... studies of brain structure in mental illness As of the date of this writing, a Medline search combining CT, brain and schizophrenia retrieve 443 publications, and brain, schizophrenia, and MRI return ... were made using hand tracing, and the resulting bone and tissue external to this boundary was stripped leaving ICV containing brain and CSF for that slice Next the estimate of CSF - brain boundary ... variability in the Table Means and standard deviations (SD) for intracranial volume (ICV), total brain volume (TBV), ventricular volume (VV), ventricle /brain ratio (VBR), and brain volume/intracranial...
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Báo cáo khoa học: " The cross-reactivity of the enterovirus 71 to human brain tissue and identification of the cross-reactivity related fragments" ppsx
... cerebrum and medulla of brain tissue In small intestine, intestinal villus interstitial edema and epithelial cell vacuolar degeneration were observed In skeletal muscle, inflammation, muscle fiber ... infected mice brain tissues after naive or EV71 induced IgG injection (Fig 4B and 4D), while the staining was scarcely observed in normal mice brain tissue after IgG injection (Fig 4A and 4C) And the ... human brain tissues There were 10 peptides showed weak cross-reactivity with human brain tissues and there were peptides showed no cross-reactivity with human brain tissues Sera of patients and...
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Báo cáo y học: "Mechanisms of quadriceps muscle weakness in knee joint osteoarthritis: the effects of prolonged vibration on torque and muscle activation in osteoarthritic and healthy control subjects" pps
... muscle weakness in knee joint osteoarthritis: the effects of prolonged vibration on torque and muscle activation in osteoarthritic and healthy control subjects David A Rice#, Peter J McNair and ... in the conception and design of the study, collection, analysis and interpretation of the data and the drafting and revision of the manuscript PM was involved in the conception and design of the ... study, analysis and interpretation of the data and in the revision of the manuscript GL was involved in the conception and design of the study, collection and interpretation of the data and in the...
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