Influence of spaceflight, hindlimb suspension, and venous occlusion on alpha 1-adrenoceptors in rat vena cava

I Sayet, G Neuilly, J Mironneau… - Journal of applied …, 1995 - journals.physiology.org
Effects of hindlimb suspension, spaceflight, and venous occlusion were examined in isolated
strips from rat vena cava by using both [3H]prazosin-binding and contraction responses …

High-affinity binding sites for [3H] saxitoxin are associated with voltage-dependent sodium channels in portal vein smooth muscle

…, S Arnaudeau, K Jmari, L Rakotoarisoa, I Sayet… - European journal of …, 1990 - Elsevier
Saturable, high-affinity binding sites for [ 3 H]saxitoxin were identified in equine portal vein
smooth muscle membranes. These sites had a dissociation constant of 0.29 nM and a …

Relation between α1‐adrenoceptor subtypes and noradrenaline‐induced contraction in rat portal vein smooth muscle

I Sayet, G Neuilly, L Rakotoarisoa… - British journal of …, 1993 - Wiley Online Library
1 In vascular smooth muscle, α 1 ‐adrenoceptors have been classified recently into two or
three subtypes. We examined which α 1 ‐adrenoceptor subtypes are involved in the …

Effect of dihydropyridines on calcium channels in isolated smooth muscle cells from rat vena cava

J Mironneau, T Yamamoto, I Sayet… - British journal of …, 1992 - Wiley Online Library
. Whole‐cell patch‐clamp method was applied to single smooth muscle cells freshly isolated
from the rat inferior vena cava. 2 . Depolarizing pulses, applied from a holding potential of − …

Rat vena cava α1B-adrenoceptors: characterization by [3H] prazosin binding and contraction experiments

I Sayet, G Neuilly, L Rakotoarisoa, J Mironneau… - European Journal of …, 1993 - Elsevier
We examined which subtypes of α 1 -adrenoceptors are expressed in rat vena cava by
using both functional and [ 3 H]prazosin binding experiments. Pretreatment with …

Identification and properties of voltage-sensitive sodium channels in smooth muscle cells from pregnant rat myometrium.

…, S Arnaudeau, K Jmari, L Rakotoarisoa, I Sayet… - Molecular …, 1990 - ASPET
Saturable high and low affinity binding sites for [3H]saxitoxin were identified in myometrial
membranes of pregnant rats, with dissociation constants of 0.53 and 27 nM, respectively. The …

Modulation of 3H] dihydropyridine binding by activation of protein kinase C in vascular smooth muscle

C Mironneau, L Rakotoarisoa, I Sayet… - European Journal of …, 1991 - Elsevier
The influence of noradrenaline and protein kinase C modulators on (+)-[ 3 H]isradipine binding
to voltage-dependent calcium channels has been studied in membranes of equine portal …

[PDF][PDF] Selective modulation by membrane potential of desmethoxyverapamil binding to calcium channels in rat portal vein.

L Rakotoarisoa, I Sayet, C Mironneau… - Journal of Pharmacology …, 1990 - Citeseer
(-)-[3H] Desmethoxyverapamil(D888) binds saturably to intact strips from rat portal vein bathed
in physiological solution with a Kd value of 363 pM and a maximal binding capacity value …

Interactions of spironolactone with (+)‐[3H]‐isradipine and (−)‐[3H]‐desmethoxyverapamil binding sites in vascular smooth muscle

J Mironneau, I Sayet, L Rakotoarisoa… - British journal of …, 1990 - Wiley Online Library
Spironolactone partially inhibited the specific binding of (+)‐[ 3 H]‐isradipine and (−)‐[ 3 H]‐desmethoxyverapamil
to vascular smooth muscle membranes. It is suggested that …

Desmethoxyverapamil-sensitive calcium channels in rat portal vein smooth muscle

…, C Dacquet, P Pacaud, L Rakotoarisoa, I Sayet… - European journal of …, 1989 - Elsevier
The whole-cell patch clamp technique was used to analyze the properties of the
phenylalkylamine-sensitive calcium channels in smooth muscle cells isolated from the portal vein. …