Folia Medica Indonesiana
ISSN 0303-7932
Vol. 44 / No. 2 / Published : 2008-04
Order : 8, and page :102 - 106
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Original Article :
Pharmacodynamic effects of ligustroside glycoside (a cns active substance) isolated from fraxinus graffithii clarke against chemically induced seizures on mice
Author :
- Achmad Basori*1
- Department of Pharmacology, Airlangga University School of Medicine, Jl Prof Dr Moestopo 4-7, Surabaya
Abstract :
A study was conducted to prove whether ligustroside (A CNS Active substance) isolated from bark of Fraxinus Graffithii Clarke has antiseizure effects against chemically induced seizure. antiseizure test indicated that ligustroside increased seizure treshold on epileptic animals injected by CD90 metrazol i.p. (ED50 anti Met : 278.54 mg/kg BW), CD90 bicuculline (ED50 anti Bicuc : 424.57 mg/kg BW), and CD90 picrotoxin (ED50 anti Picro : 466.53 mg/kg BW). These experiments also reported that ligustroside decreased metrazol lethality test on animals. The capability of ligustroside to increase seizure threshold against anti metrazol test , anti bicuculline test, and anti picrotoxin test, meant that ligustroside may have antiseizure effects by increasing GABA- facilitated inhibition in CNS through interaction with benzodiazepine receptor of GABA-BZD-BARB/PICRO-CL receptor complexes. It is strongly supposed that clinically ligustroside would be active against absence seizures and myoclonic seizures. Further research will be needed to explore interaction between ligustroside and GABA-BZD-BARB/PICRO-CL receptor complex
Keyword :
ligustroside, chemically induced seizure, antiseizure effect,
References :
Basori, A,(1999) Isolation and pharmacodynamic screening of ligustroside (A CNS active substance) isolated from Fraxinus graffithii Clarke - : Folia Medica Indonesiana
Porter, RJ & Meldrum, BS,(2001) Antiseizure drugs, in BG Katzung (ed), Basic and Clinical Pharmacology, 8th edn NY : Lange Medical Books
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