Age-Dependent Changes in Calretinin Immunoreactivity and its Protein Level in the Gerbil Hippocampus

  • Lee, Choong Hyun
  • Hwang, In Koo
  • Choi, Jung Hoon
  • Yoo, Ki-Yeon
  • Park, Ok Kyu
  • 외 4명
Citations

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13
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15

초록

Calretinin (CR)-immunoreactive interneurons are well known as the interneuron specific interneurons in the hippocampus. CR-immunoreactive neurons form cellular network and regulate the activity of other GABAergic inhibitory interneurons in the hippocampus. In the present study, we investigated age-related changes in CR-immunoreactive neurons and protein levels in the gerbil hippocampus during normal aging. In all subregions of the gerbil hippocampus, the number of CR-immunoreactive neurons was significantly decreased in the postnatal month 6 (PM 6) group compared to that in the PM 1 group. Thereafter, CR-immunoreactive neurons were decreased with age. In addition, the number of CR-immunoreactive cells in the subgranular zone were significantly decreased in the PM 6 group. We also observed that CR protein levels were decreased gradually with age. These results indicate that both CR immunoreactivity and its protein level were decreased with age in the gerbil hippocampus during normal aging.

키워드

AgingCalretininCA regionsDentate gyrusGerbilHippocampusCALCIUM-BINDING PROTEINSMOUSE DENTATE GYRUSRAT HIPPOCAMPUSNONPYRAMIDAL CELLSNERVOUS-SYSTEMINTERNEURONSNEURONSNEUROGENESISEXPRESSIONMEMORY
제목
Age-Dependent Changes in Calretinin Immunoreactivity and its Protein Level in the Gerbil Hippocampus
저자
Lee, Choong HyunHwang, In KooChoi, Jung HoonYoo, Ki-YeonPark, Ok KyuHuh, Sung-OhLee, Yun LyulShin, Hyung-CheulWon, Moo-Ho
DOI
10.1007/s11064-009-0037-2
발행일
2010-01
유형
Article
저널명
Neurochemical Research
35
1
페이지
122 ~ 129