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Isatin, regional distribution in rat brain and tissues
1Royal Postgraduate Medical School, Institute of Obstetrics and Gynaecology, Department of Chemical Pathology, Queen Charlotte's and Chelsea Hospital, Goldhawk Road, London W6 0XG, England.
Neurochemistry International
|May 28, 2010
Summary
Isatin, a key component of tribulin, shows varied distribution in rat tissues. Highest concentrations were found in the vas deferens and seminal vesicles, with notable levels in the hippocampus.
Area of Science:
- Biochemistry
- Neuroscience
- Pharmacology
Background:
- Isatin is identified in rat tissues and human urine.
- It is a major component of tribulin, an endogenous monoamine oxidase inhibitor.
Purpose of the Study:
- To investigate the regional distribution of isatin in rat tissues.
- To quantify isatin concentrations in specific brain and reproductive organs.
Main Methods:
- Gas chromatography/mass spectrometry was used for isatin measurement.
- Tissue samples from different regions of the rat were analyzed.
Main Results:
- Isatin exhibited a distinct regional distribution in rat tissues.
- Highest concentrations were observed in the vas deferens (3.4 ?g/g) and seminal vesicles (1.6 ?g/g).
- Significant isatin levels were also found in the hippocampus (0.13 ?g/g).
Conclusions:
- Isatin distribution is not uniform across rat tissues.
- The findings highlight the specific localization of isatin in reproductive tissues and brain regions like the hippocampus.
