Empty bladder and dehydrated pelvic patch water uptake in Bufo marinus: inhibition by captopril

Dehydration (10.3 ± 2.2%, N = 7) caused a significant increase in pelvic patch water uptake ( J V) from 875 ± 86 ( N = 21) to 2130 ± 150 ( N = 21) cm 3·cm −2·10 −7, while the pectoral J V increased from 258 ± 31 ( N = 21) to 545 ± 75 ( N = 21 cm 3·cm −2·10 −7. Captopril inhibited the pelvic patch J...

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Veröffentlicht in:Comparative biochemistry and physiology. A, Comparative physiology Comparative physiology, 1995-05, Vol.111 (1), p.47-50
Hauptverfasser: McDevitt, Virginia, Kenedy, Andrew, Parsons, Robert H.
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container_title Comparative biochemistry and physiology. A, Comparative physiology
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creator McDevitt, Virginia
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Parsons, Robert H.
description Dehydration (10.3 ± 2.2%, N = 7) caused a significant increase in pelvic patch water uptake ( J V) from 875 ± 86 ( N = 21) to 2130 ± 150 ( N = 21) cm 3·cm −2·10 −7, while the pectoral J V increased from 258 ± 31 ( N = 21) to 545 ± 75 ( N = 21 cm 3·cm −2·10 −7. Captopril inhibited the pelvic patch J V in empty bladder toads decreasing the J V from 978 ± 45 ( N = 27) to 607 ± 38 ( N = 27) cm 3·cm −2·10 −7. In dehydrated toads (15 ± 2%, N = 14), captopril reduced the pelvic patch J V from 1807 ± 213 ( N = 21) to 957 ± 91 ( N = 21) cm 3·cm −2·10 −7. Captopril injection decreased the blood pressure in dehydrated toads from 25.6 ± 1.9 ( N = 21) to 16.9 ± 1.5 ( N = 21) mmHg with no change in heart rate.
doi_str_mv 10.1016/0300-9629(95)98518-L
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subjects Animals
Blood Pressure - drug effects
Brackish
Bufo marinus
Bufo marinus - physiology
Captopril
Captopril - pharmacology
Dehydration
Dehydration - physiopathology
Empty bladder
Heart Rate - drug effects
Marine
Osmoregulation
Pelvic patch
Renin-angiotensin
Urinary Bladder - drug effects
Water - metabolism
Water uptake
Water-Electrolyte Balance - physiology
title Empty bladder and dehydrated pelvic patch water uptake in Bufo marinus: inhibition by captopril
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