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Published on: November 21, 2018
Recent studies on the trimethyltin actions in central nervous systems
Norihito Shintani1, Kiyokazu Ogita, Hitoshi Hashimoto
1Laboratory of Molecular Neuropharmacology, Graduate School of Pharmaceutical Sciences, Osaka University, Suita City, Japan. shintani@phs.osaka-u.ac.jp
Summary
Trimethyltin (TMT) causes neurodegeneration and neurogenesis in mouse hippocampus. This review summarizes TMT toxicity research, highlighting its use as a model for studying brain repair and degeneration mechanisms.
Area of Science:
- Neuroscience
- Toxicology
- Cell Biology
Background:
- Trimethyltin (TMT) is a neurotoxic organotin compound.
- TMT induces central nervous system injury in mammals.
- High-dose TMT causes neurodegeneration and neurogenesis in the mouse hippocampal dentate gyrus.
Purpose of the Study:
- To review previous studies on TMT toxicity.
- To discuss the current status of research on TMT.
- To highlight TMT as an in vivo model for neurogenesis and neurodegeneration.
Main Methods:
- Review of existing literature on TMT toxicity.
- Analysis of studies using gene-engineered mice to investigate TMT mechanisms.
- Examination of molecular pathways involved in TMT-induced neuronal damage.
Main Results:
- TMT induces specific neurodegeneration and neurogenesis in the hippocampal dentate gyrus.
- Gene-engineered mice facilitate research into TMT toxicity mechanisms.
- Involvement of stannin, NF-kappaB, presenilin-1, apolipoprotein E, and PACAP in TMT toxicity identified.
Conclusions:
- TMT serves as a valuable in vivo model for studying neurodegeneration and neurogenesis.
- Research implicates specific molecular factors in TMT-induced neuronal susceptibility.
- Understanding TMT toxicity mechanisms offers insights into neuronal repair and degeneration.