Exp Neurobiol.  2009 Jun;18(1):62-65. 10.5607/en.2009.18.1.62.

Sustained Expression of Neuritin mRNA After Repeated Electroconvulsive Stimulations in the Rat Hippocampal Formation

Affiliations
  • 1Department of Anatomy, Brain Korea 21, College of Medicine, Korea University, Seoul 136-705, Korea. kimhyun@korea.ac.kr
  • 2Department of Neurology, College of Medicine, Korea University, Seoul 136-705, Korea.

Abstract

In the present study, we compared the expression patterns of neuritin mRNA in the dentate gyrus of hippocampal formation following single (1xECS) or repeated elctroconvulsive seizures (8xECS) treatments to the rat. The expression of neuritin mRNA was transiently increased, and returned to basal level within 12 hours after 1xECS. Whereas initial induction of neuritin mRNA was similarly seen, these increased mRNA level was maintained for 24 hours in 8xECS group. In contrast, induction profile of BDNF was similar following 1x and 8xECS. These results suggest that regulation of neuritin expression may be plastically changed by repeated ECS treatment.

Keyword

neuritin; elctroconvulsive seizure (ECS); neuronal plasticity; dentate gyrus

MeSH Terms

Animals
Brain-Derived Neurotrophic Factor
Dentate Gyrus
Hippocampus
Neuronal Plasticity
Plastics
Rats
RNA, Messenger
Seizures
Brain-Derived Neurotrophic Factor
Plastics
RNA, Messenger
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