Literature DB >> 2995853

Effect of picrotoxinin on benzodiazepine receptor binding.

A Y Chweh, R A Ulloque, E A Swinyard, H H Wolf.   

Abstract

The effect of picrotoxinin on [3H]flunitrazepam binding to benzodiazepine receptors was investigated. In mouse forebrain membranes, picrotoxinin inhibited basal, GABA- and pentobarbital-stimulated [3H]flunitrazepam binding; this inhibitory activity was temperature- and chloride ion-dependent. Scatchard analysis of the data indicates that picrotoxinin decreases the number of binding sites without altering binding affinity. In cerebellar membranes, picrotoxinin did not alter [3H]flunitrazepam receptor binding.

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Year:  1985        PMID: 2995853     DOI: 10.1007/bf00964624

Source DB:  PubMed          Journal:  Neurochem Res        ISSN: 0364-3190            Impact factor:   3.996


  15 in total

1.  Measurement of cell growth in tissue culture with a phenol reagent (folin-ciocalteau).

Authors:  V I OYAMA; H EAGLE
Journal:  Proc Soc Exp Biol Med       Date:  1956-02

2.  Benzodiazepine receptors in rat brain.

Authors:  R F Squires; C Brastrup
Journal:  Nature       Date:  1977-04-21       Impact factor: 49.962

3.  Modulation by picrotoxin and IPTBO of 3H-flunitrazepam binding to the GABA/benzodiazepine receptor complex of rat cerebellum.

Authors:  M Karobath; G Drexler; P Supavilai
Journal:  Life Sci       Date:  1981-01-19       Impact factor: 5.037

4.  Studies on the relationship of gamma-aminobutyric acid-stimulated diazepam binding and the gamma-aminobutyric acid receptor.

Authors:  P J Marangos; A M Martino
Journal:  Mol Pharmacol       Date:  1981-07       Impact factor: 4.436

5.  Effect of picrotoxin on benzodiazepine receptors and GABA receptors with reference to the effect of C1- ion.

Authors:  M Fujimoto; T Okabayashi
Journal:  Life Sci       Date:  1981-02-23       Impact factor: 5.037

6.  Interactions of some anaesthetic, convulsant, and anticonvulsant drugs at GABA-benzodiazepine receptor-ionophore complexes in rat brain synaptosomal membranes.

Authors:  J H Skerritt; G A Johnston
Journal:  Neurochem Res       Date:  1983-10       Impact factor: 3.996

7.  Dihydropicrotoxinin binding sites in mammalian brain: interaction with convulsant and depressant benzodiazepines.

Authors:  F Leeb-Lundberg; C Napias; R W Olsen
Journal:  Brain Res       Date:  1981-07-20       Impact factor: 3.252

8.  Interactions of pentamethylenetetrazole and tetrazole analogues with the picrotoxinin site of the benzodiazepine-GABA receptor-ionophore complex.

Authors:  R Ramanjaneyulu; M K Ticku
Journal:  Eur J Pharmacol       Date:  1984-03-02       Impact factor: 4.432

9.  Convulsant potencies of tetrazoles are highly correlated with actions on GABA/benzodiazepine/picrotoxin receptor complexes in brain.

Authors:  R F Squires; E Saederup; J N Crawley; P Skolnick; S M Paul
Journal:  Life Sci       Date:  1984-10-01       Impact factor: 5.037

10.  Barbiturate receptor sites are coupled to benzodiazepine receptors.

Authors:  F Leeb-Lundberg; A Snowman; R W Olsen
Journal:  Proc Natl Acad Sci U S A       Date:  1980-12       Impact factor: 11.205

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  1 in total

1.  Acute barbiturate administration increases benzodiazepine receptor binding in vivo.

Authors:  L G Miller; S I Deutsch; D J Greenblatt; S M Paul; R I Shader
Journal:  Psychopharmacology (Berl)       Date:  1988       Impact factor: 4.530

  1 in total

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