Wavelet-based analysis of low-frequency fluctuations of blood pressure and sympathetic nerve activity in rats

Neuroscience Letters

Volumn 358, Issue 3, 2004, Pages 165-168

  Tsai, Meng Li ^a   Shann, Wei Chang ^b   Luo, Wen Ren ^b   Yen, Chen Tung ^c  

^a NATIONAL ILAN UNIVERSITY   (Taiwan)

^b NATIONAL CENTRAL UNIVERSITY   (Taiwan)

^c NATIONAL TAIWAN UNIVERSITY   (Taiwan)

Author keywords

Blood pressure; Fast Fourier transformation; Low frequency fluctuation; Sympathetic nerve activity; Transfer function; Wavelet

Indexed keywords

DIPEPTIDYL CARBOXYPEPTIDASE;

ANIMAL EXPERIMENT; ARTICLE; BLOOD PRESSURE; CONTROLLED STUDY; ELECTROSTIMULATION; HEART INNERVATION; MALE; NERVE STIMULATION; NONHUMAN; PARALYSIS; PRESSORECEPTOR; PRIORITY JOURNAL; RAT; SYMPATHETIC INNERVATION; SYMPATHETIC TONE; VAGOTOMY; VASCULARIZATION;

ACTION POTENTIALS; ANGIOTENSIN-CONVERTING ENZYME INHIBITORS; ANIMALS; BLOOD PRESSURE; BLOOD VESSELS; ELECTRIC STIMULATION; FOURIER ANALYSIS; MALE; PERIODICITY; RATS; RATS, WISTAR; SIGNAL PROCESSING, COMPUTER-ASSISTED; SYMPATHETIC FIBERS, POSTGANGLIONIC; VAGOTOMY; VASOMOTOR SYSTEM;

EID: 1642352839     PISSN: 03043940     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.neulet.2004.01.033     Document Type: Article

References (15)

1. Akay M. Introduction: wavelet transforms in biomedical engineering. Ann. Biomed. Eng. 23:1995;529-530.
2. Akselrod S., Eliash S., Oz O., Cohen S. Hemodynamic regulation in SHR: investigation by spectral analysis. Am. J. Physiol. 253:1987;H176-H183.
3. Brown D.R., Brown L.V., Patwardhan A., Randall D.C. Sympathetic activity and blood pressure are tightly coupled at 0.4 Hz in conscious rats. Am. J. Physiol. 267:1994;R1378-R1384.
4. Cerutti C., Gustin M.P., Paultre C.Z., Lo M., Julien C., Vincent M., Sassard J. Autonomic nervous system and cardiovascular variability in rats: a spectral analysis approach. Am. J. Physiol. 261:1991;H1292-H1299.
5. Furlan R., Porta A., Costa F., Tank J., Baker L., Schiavi R., Robertson D., Malliani A., Mosqueda-Garcia R. Oscillatory patterns in sympathetic neural discharge and cardiovascular variables during orthostatic stimulus. Circulation. 101:2000;886-892.
6. Janssen B.J.A., Oosting J., Slaaf D.W., Persson P.B., Struijker-Boudier H.A.J. Hemodynamic basis of oscillations in systemic arterial pressure in conscious rats. Am. J. Physiol. 269:1995;H62-H71.
7. Julien C., Zhang Z.Q., Cerutti C., Barrès C. Hemodynamic analysis of arterial pressure oscillations in conscious rats. J. Auton. Nerv. Syst. 50:1995;239-252.
8. Perlini S., Giangregorio F., Coco M., Radaelli A., Soldà P.L., Bernardi L., Ferrari A.U. Autonomic and ventilatory components of heart rate and blood pressure variability in freely behaving rats. Am. J. Physiol. 269:1995;H1729-H1734.
9. Persson P.B., Stauss H., Chung O., Wittmann U., Unger T. Spectrum analysis of sympathetic nerve activity and blood pressure in conscious rats. Am. J. Physiol. 263:1992;H1348-H1355.
10. Radaelli A., Bernardi L., Valle F., Leuzzi S., Salvucci F., Pedrotti L., Marchesi E., Finardi G., Sleight P. Cardiovascular autonomic modulation in essential hypertension: effect of tilting. Hypertension. 24:1994;556-563.
11. Stauss H.M., Kregel K.C. Frequency response characteristic of sympathetic-mediated vasomotor waves in conscious rats. Am. J. Physiol. 271:1996;H1416-H1422.
12. Stauss H.M., Mrowka R., Nafz B., Patzak A., Unger T., Persson P.B. Does low frequency power of arterial blood pressure reflect sympathetic tone? J. Auton. Nerv. Syst. 54:1995;145-154.
13. Task Force of the European Society of Cardiology and the North American Society of Pacing and Electrophysiology, Heart rate variability. Standards of measurement, physiological interpretation, and clinical use. Circulation. 93:1996;1043-1065.
14. Tsai M.L., Chu L.W., Chai C.Y., Yen C.T. Frequency dependent sympathetic modulation of vasomotor tone in the anesthetized rat. Neurosci. Lett. 221:1997;109-112.
15. Tsai M.L., Shaw F.Z., Yen C.T. The quantitative relationship between the fluctuations of blood pressure and sympathetic nerve activity in pentobarbital anesthetized rats. Neurosci. Lett. 263:1999;85-88.