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Neuroscience

Двойной Tracer ПЭТ-МРТ протокол для количественного измерения регионального мозга энергетических субстратов Поглощение в Крысы

Published: December 28, 2013 doi: 10.3791/50761

Materials

Name Company Catalog Number Comments
MRI scanner Varian 7 Tesla
Small-animal PET scanner Gamma Medica Lab-PET/-Triumph
Heat mat Sunbeam PN 143937
Heater system SA Instruments 761 100 Rev B
Respiratory gating SA Instruments SAII's P-resp
Clinical chemistry analyzer Siemens Healthcare Diagnosis 765000.931 Dimension Xpand Plus
Polyethylene tubing 50  Becton Dickinson 427411
Injection pump KD Scientific Model 210
Gamma-counter GMI Packard Cobra II
Centrifuge Thermo Scientific 75002416 Heraeus Pico 21
PMOD software PMOD Technologies PMOD 3.2 version
Geiger counter Fluke Biomedical ASM-990 Advanced Survey Meter
Reagent
Isoflurane Abbott Laboratories, Ltd B506
0.9% NaCl solution Hospira 4888010
Heparin Sandoz 1004336
Isopropenyl acetate Aldrich 11778 99%
Methyllithium Aldrich 197343 1.6 M
THF Aldrich 87371
Flex reagent cartridge glucose Siemens Healthcare Diagnosis DF40
Trizma base Sigma T6066-500G prepare tris buffer 100 mM pH 7.0
Sodium oxamate Sigma O2751 20 mM
NADH Roche 10128015001 0.15 mM
b-Hydroxybutyrate dehydrogenase Toyobo HBD-301 1 U/ml

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References

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  3. Lopez-Grueso, R., Borras, C., Gambiniy, J., Vina, J. El envejecimiento y la ovariectomia causan una disminucion del consumo cerebral de glucosa in vivo en ratas Wistar. Revista Espanola de Geriatria y Gerontologia. 45, 136-140 (2010).
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  10. Tantawy, M. N., Peterson, T. E. Simplified [18F]FDG image-derived input function using the left ventricle, liver, and one venous blood sample. Mol. Imaging. 9, 76-86 (2010).
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  12. Yu, A. S., Lin, H. D., Huang, S. C., Phelps, M. E., Wu, H. M. Quantification of cerebral glucose metabolic rate in mice using 18F-FDG and small-animal PET.. J. Nucl. Med.. 50, 966-973 (2009).
  13. Bentourkia, M., et al. PET study of 11C-acetoacetate kinetics in rat brain during dietary treatments affecting ketosis. Am. J. Physiol. Endocrinol. Metab. 296, 796-801 (2009).
  14. Menard, S. L., et al. Abnormal in vivo myocardial energy substrate uptake in diet-induced type 2 diabetic cardiomyopathy in rats. Am. J. Physiol. Endocrinol. Metab. 298, 1049-1057 (2010).
  15. Liistro, T., et al. Brain glucose overexposure and lack of acute metabolic flexibility in obesity and type 2 diabetes: a PET-[18F]FDG study in Zucker and ZDF rats. J. Cereb. Blood Flow Metab. 30, 895-899 (2010).
  16. Croteau, E., et al. Image-derived input function in dynamic human PET/CT: methodology and validation with 11C-acetate and 18F-fluorothioheptadecanoic acid in muscle and 18F-fluorodeoxyglucose in brain. Eur. J. Nucl. Med. Mol. Imaging. 37, 1539-1550 (2010).
  17. Bergeron, M., Cadorette, J., Beaudoin, J. F. Performance evaluation of the LabPETTM APD-based digital PET scanner. IEEE Trans. Nucl. Sci. 56, 10-16 (2009).
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  21. Patlak, C. S., Blasberg, R. G. Graphical evaluation of blood-to-brain transfer constants from multiple-time uptake data. Generalizations. J. Cereb. Blood Flow Metab. 5, 584-590 (1985).
  22. Sokoloff, L., et al. The 14C deoxyglucose method for the measurement of local cerebral glucose utilization: theory, procedure, and normal values in the conscious and anesthetized albino rat. J. Neurochem. 28, 897-916 (1977).
  23. Robinson, A. M., Williamson, D. H. Physiological roles of ketone bodies as substrates and signals in mammalian tissues. Physiol Rev. 60, 143-187 (1980).
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  25. Blomqvist, G., et al. Effect of acute hyperketonemia on the cerebral uptake of ketone bodies in nondiabetic subjects and IDDM patients. Am. J. Physiol. Endocrinol. Metab. 283, 20-28 (2002).
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Двойной Tracer ПЭТ-МРТ протокол для количественного измерения регионального мозга энергетических субстратов Поглощение в Крысы
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Cite this Article

Roy, M., Nugent, S., Tremblay, S.,More

Roy, M., Nugent, S., Tremblay, S., Descoteaux, M., Beaudoin, J. F., Tremblay, L., Lecomte, R., Cunnane, S. C. A Dual Tracer PET-MRI Protocol for the Quantitative Measure of Regional Brain Energy Substrates Uptake in the Rat. J. Vis. Exp. (82), e50761, doi:10.3791/50761 (2013).

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