Phosphorus nuclear magnetic resonance spectroscopy: In vivo
... Resonance Spectroscopy: In Vivo Magnesium Measurements in the Skeletal ... 31P nuclear magnetic resonance spectroscopy was used to study the skeletal ...
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Phosphorus magnetic resonance spectroscopy in malformations of
Aug 17, 2011 ... rus magnetic resonance spectroscopy (31P-MRS) at 3.0 T. The voxels in the ... human brain, along with measurements of pH, magnesium. Accepted ...... cerebral gray and white matter measured in vivo by P-31 nuclear mag-.
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Chapter 14 : Magnetic resonance spectroscopy - National
However, the recent applica- tion of non-invasive magnetic resonance spectroscopy .... magnesium concentration (Gupta and Gupta, 1984). 14.3 MRS studies of .... and its loss or attenuation is an important in vivo indicator of acute or .... of cerebral metabolism in newborn infants by phosphorus nuclear magnetic resonance ...
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31P nuclear magnetic resonance studies of crayfish (Orconectes
31P nuclear-magnetic resonance (NMR) has been used to observe in vivo the steady-state levels of phosphorus- ... We have used 31P NMR spectroscopy and a selective spin inversion transfer ... exchange rates in vivo between ATP and arginine phosphate ..... free phosphoarginine, magnesium-complexed ATP and ADP.
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Phosphorus-31 nuclear-magnetic-resonance study of
A quantitative analysis of the phosphorus-31 NMR spectra of excised perfused rat liver has ... Cytosolic pH value (pH,) is 7.25 k 0.05 and free magnesium concentration 0.5 mM. 2. .... the levels of ADP and Pi in rat liver in vivo by using "P -NMR.
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Methods for Measurement of Intracellular Magnesium:NMR and
This review covers two methods, in vivo nuclear magnetic resonance ... For ligands observed by NMR spectroscopy, the extraction of the bound/free ratio from ..... the observed shift difference between a and (3 phosphate resonances as the.
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Phosphorus Magnetic Resonance Spectroscopy in Nutritional
the potential use of in vivo phosphorus magnetic resonance spectroscopy e1p. 449 ... the amount of magnesium (Mg2+) bound to the ATP molecule. Thus, 31p ..... resonance spectroscopy C1p NMR) as a tool for in vivo monitoring of.
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31 P, 13 C, and 1 H NMR Study of the Direct Interaction of Cocaine
cocaine interaction withmagnesium adenosine 5-triphosphate (ATP)using 31P, 13C, and 1HNMRusing aBruker 200 MHz ... observed by in vivo phosphorus-31 NMR of the brain ... at 200.133 MHz;carbon NMR spectra were recorded in.
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Estimation of Cytoplasmic Free Mg Levels and Phosphorylation
31P NMR spectra show well defined peaks due to G6P, cyto- plasmic P| ... The concen- trations of phosphorus metabolites were determined from quantitative 31P NMR spectra. The ... with Mg2"1" can not be expected without suitable in vivo.
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Nuclear magnetic resonance in environmental engineering - Springer
biodegradation bioreactors NMR imaging NMR spectroscopy nutrient ... and magnesium for ATP and ADP in aqueous solution: a multinuclear NMR study. ..... in biological phosphorus removal processes based on in vivo C-NMR labeling ...
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Interplay of Mg , ADP, and ATP in the cytosol and mitochondria
Oct 13, 2014 ... β-phosphorus resonance of ADP depend on pH and [Mg2+] (13). ... (NM) so as to narrow resonance peaks on in vivo NMR spectra,.
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Musculoskeletal spectroscopy - Advanced Signal-Processing for
Magnetic resonance spectroscopy (MRS) of skeletal muscle has been ... channel for 1H-decoupling and nuclear Overhauser en- ..... magnesium concentration in skeletal muscle (61,133–. 137). ... plementation-part II: in vivo magnetic resonance spectros- copy. ... 6-phosphate is improved by proton-decoupled 31P- MRS.
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A phosphorus nuclear magnetic resonance study of metabolites and
31P nuclear magnetic resonance (n.m.r.) spectroscopy was used to investigate ... n.m.r.. 3. The [PCr] was higher and the inorganic phosphate (Pi) concentration lower ..... there being less magnesium-bound ATP in this tissue than in, say, skeletal muscle ..... Direct in vivo measurement of absolute metabolite concentrations.
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NON-INVASIVE INVESTIGATION OF CEREBRAL METABOLISM IN
Phosphorus nuclear magnetic resonance spectroscopy(3'P NMRS) can be used .... a, and y phosphorus nuclei of magnesium-complexed adenosine triphosphate ... to results obtained in vivo, the chemical shift of peak 7 (6 - 72--tSD 0-11 ppm, ...
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Development of Cell Perfusion Device and 31 P NMR Spectrum Test
Apr 24, 2012 ... The method of cell perfusion -NMR can monitor the 31P spectrum online, and ... free magnesium in HL-60 cells by using 31P Nuclear magnetic ... Phosphorus 31 P NMR: Principles and applications[J] ... Evaluation of the effects of photoradiation therapy on brain tumors with vivo 31P- NMR Spectroscopy[J].
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univERsity oF copEnhAGEn
phosphorus (Pi) at rest, during, and after exercise. We used ... phosphocreatine; NMRS, nuclear magnetic resonance spectroscopy; Pi, inorganic phos- phate; MVC, maximal ..... alcoholic patients oral Mg supplementation increased exer- .... and the assessment of mitochondrial function in vivo in human skeletal muscle by ...
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Magnesium in human physiology and pathology - Journal of Public
triphosphate), with a guanidinium-phosphate bond in w phos- phocreatine, enol .... Phosphorus nuclear magnetic resonance spectroscopy: in vivo magnesium.
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1. Title: P-MRS demonstrates a reduction in absolute concentrations
5Laboratory for Quantitative Nuclear Magnetic Resonance in Medicine and Biology, ... patients and controls in previous phosphorus magnetic resonance spectroscopy (. 31 ... The inorganic phosphate ([Pi]) and magnesium ([Mg ... In vivo energy metabolism can be studied by phosphorus magnetic resonance spectroscopy.
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P-31 Magnetic Resonance Spectroscopy. A tool for - Reumatismo
P-31 MRS. MRS is a nuclear magnetic resonance technique ... formation in vivo from a defined volume of tissue. Different ... tracellular magnesium ion concentration. ... major peaks of the Phosphorus-MR spectrum are: phosphocreatine. (PCr) ...
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Intracellular-free Magnesium in the Smooth Muscle of Guinea - NCBI
in 31p NMR (nuclear magnetic resonance) spectra, [Mg~+]i and pHi were concomi- ... During this procedure, the Pi (inorganic phosphate) peak became smaller.
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