Comparison of three methods for the determination of baroreflex sensitivity in conscious rats

Baroreflex sensitivity was studied in the same group of conscious rats using vasoactive drugs (phenylephrine and sodium nitroprusside) administered by three different approaches: 1) bolus injection, 2) steady-state (blood pressure (BP) changes produced in steps), 3) ramp infusion (30 s, brief infusi...

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Bibliographic Details
Main Authors: V.M.A. Farah, E.D. Moreira, M.D. Pires, M.C.C. Irigoyen, E.M. Krieger
Format: Article
Language:English
Published: Associação Brasileira de Divulgação Científica 1999-03-01
Series:Brazilian Journal of Medical and Biological Research
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X1999000300018