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Updated: Jul 16, 2026

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A Novel and Translational Rat Model of Concussion Combining Force and Rotation with In Vivo Cerebral Microdialysis
Published on: July 12, 2019
[Bcl-2 expression following the brain concussion in rats].
Xu-yang Zhu1, Feng Wang, Wei-hua Fang
1Department of Forensic Medicine, Wannan Medical College, Wuhu 241001, China.
Fa Yi Xue Za Zhi
|March 3, 2007
Summary
Bcl-2 protein expression increases after brain concussion, peaking at 4 days. Detecting Bcl-2 may help diagnose concussions and estimate injury time.
Area of Science:
- Neuroscience
- Cellular Biology
- Biochemistry
Context:
- Brain concussion is a common traumatic brain injury.
- Understanding the molecular response to concussion is crucial for diagnosis and treatment.
- Bcl-2 protein plays a role in cell survival and apoptosis.
Purpose:
- To investigate the temporal expression pattern of Bcl-2 protein in rat brain following concussion.
- To determine if Bcl-2 protein can serve as a biomarker for brain concussion diagnosis and post-injury time estimation.
Summary:
- Bcl-2 protein was not expressed in control rat brains.
- Following brain concussion, Bcl-2 protein expression was detected within 1 hour.
- Expression levels peaked at 4 days post-concussion and subsequently decreased.
Impact:
- Bcl-2 protein detection could aid in the clinical diagnosis of brain concussion.
- Measuring Bcl-2 levels may help estimate the time elapsed since a brain injury.
- This research provides a potential molecular marker for traumatic brain injury assessment.

