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Spatial structure of beta-amyloid Aβ1-40 in complex with a biological membrane model
H NMR Two-Dimensional NMR (TOCSY, NOESY) Spectroscopy Alzheimer’s Disease Beta-Amyloid Oligopeptides Micelle
2013/1/28
The spatial structure of beta-amyloid Aβ1-40 in complex with sodium dodecyl sulfate micelles as a model membrane system was investigated by 1H-1H two-dimensional NMR (TOCSY, NOESY) spectroscopy and mo...
The spatial and temporal relationship between oxidative stress and neuronal degeneration in 3-nitropropionic acid model
Energy Impairment 3-Nitropropionic Acid Oxidative Stress Neurodegeneration
2013/2/20
The current study investigates the role of oxidative stress and calcium homeostasis in the development of selective striatal lesions in metabolic impairment model caused by 3-nitropropionic acid (3NP)...
A new method of spatial compounding imaging
Ultrasound imaging Spatial compounding Speckle reduction
2010/1/6
A new method of spatial compound imaging is presented that improves image quality without the usual requirement to decreasethe frame rate. The new method of imaging utilizes three transducers for data...
Engineered spatial patterns of FGF-2 immobilized on fibrin direct cell organization
Tissue engineering Inkjet technology Solid freeform fabrication Growth factor Printing technology Biological patterning
2009/12/22
The purpose of this study was to initiate the exploration of cell behavioral responses to inkjet printed spatial patterns of hormones
biologically immobilized on biomimetic substrates. This approach ...
A Prospective Study on Algorithms Adapted to the Spatial Frequency in Tomography
Algorithms Tomography
2009/9/8
The use of iterative algorithms in tomographic reconstruction always leads to a frequency adapted rate of convergence in that low frequencies are accurately reconstructed after a few iterations, while...
Method for Graduation of Osteoporosis by Applying Spatial Frequency Analysis and Cluster Analysis to Digital Radiographs of Lumbar Vertebrae
Osteoporosis Spatial Frequency Analysis Cluster Analysis Digital Radiograph 2DFFT
2009/6/1
Diagnostic standard of osteoporosis in the Japanese Society for Bone and Mineral Research has proposed to diagnose osteoporosis by visual interpretation of bone contraction degree on lateral lumber pl...
Influences of reduced masticatory sensory input from soft-diet feeding upon spatial memory/learning ability in mice
reduced masticatory sensory soft-diet feeding spatial memory/learning ability mice
2009/3/2
It has been reported that reduction of masticatory afferent stimulation might influence learning and memory function. In order to clarify the influences of reduced masticatory sensory input on spatial...
A quantitative method for determining spatial discriminative capacity
A quantitative method spatial discriminative capacity
2010/2/25
Subjects' capacity to discriminate the amplitude difference between two vibrotactile stimulations was degraded as the inter-stimulus distance approached the limit of their two-point spatial discrimina...
Analysis of cardiac signals using spatial filling index and time-frequency domain
cardiac signals spatial filling index time-frequency domain
2010/3/1
This paper presents the spatial filling index and time-frequency analysis of heart rate variability signal for disease identification. Renyi's entropy is evaluated for the signal in the Wigner-Ville a...
Simultaneous storage of medical images in the spatial and frequency domain: A comparative study
simultaneous storage medical images the spatial and frequency domain
2010/3/1
It can be seen from results, the process does not affect the picture quality. This is attributed to the fact that the change in LSB of a pixel changes its brightness by 1 part in 256. Spatial and DFT ...