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Neuregulin 1 protects against ischemic brain injury via ErbB4 receptors by increasing GABAergic transmission.
Guan, Y-F; Wu, C-Y; Fang, Y-Y; Zeng, Y-N; Luo, Z-Y; Li, S-J; Li, X-W; Zhu, X-H; Mei, L; Gao, T-M.
Affiliation
  • Guan YF; State Key Laboratory of Organ Failure Research, Key Laboratory of Psychiatric Disorders of Guangdong Province, Department of Neurobiology, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China.
  • Wu CY; State Key Laboratory of Organ Failure Research, Key Laboratory of Psychiatric Disorders of Guangdong Province, Department of Neurobiology, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China; Bayi Brain Hospital, The Military General Hospital of Beijing PLA, Beijin
  • Fang YY; State Key Laboratory of Organ Failure Research, Key Laboratory of Psychiatric Disorders of Guangdong Province, Department of Neurobiology, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China.
  • Zeng YN; State Key Laboratory of Organ Failure Research, Key Laboratory of Psychiatric Disorders of Guangdong Province, Department of Neurobiology, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China.
  • Luo ZY; State Key Laboratory of Organ Failure Research, Key Laboratory of Psychiatric Disorders of Guangdong Province, Department of Neurobiology, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China.
  • Li SJ; State Key Laboratory of Organ Failure Research, Key Laboratory of Psychiatric Disorders of Guangdong Province, Department of Neurobiology, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China.
  • Li XW; State Key Laboratory of Organ Failure Research, Key Laboratory of Psychiatric Disorders of Guangdong Province, Department of Neurobiology, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China.
  • Zhu XH; State Key Laboratory of Organ Failure Research, Key Laboratory of Psychiatric Disorders of Guangdong Province, Department of Neurobiology, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China.
  • Mei L; Department of Neuroscience and Regenerative Medicine, Medical College of Georgia, Georgia Regents University, Augusta, GA 30912, USA.
  • Gao TM; State Key Laboratory of Organ Failure Research, Key Laboratory of Psychiatric Disorders of Guangdong Province, Department of Neurobiology, School of Basic Medical Sciences, Southern Medical University, Guangzhou 510515, China. Electronic address: tgao@smu.edu.cn.
Neuroscience ; 307: 151-9, 2015 Oct 29.
Article in En | MEDLINE | ID: mdl-26318331
ABSTRACT
Identifying novel neuroprotectants that can halt or even reverse the effects of stroke is of interest to both clinicians and scientists. Neuregulin 1 (NRG1) is an effective neuroprotectant, but its molecular mechanisms are largely unclear. In this study, NRG1 rescued cortical neurons from oxygen-glucose deprivation (OGD) model, but the effect was blocked by neutralizing NRG1 and ErbB4 inhibition. In addition, γ-Aminobutyric acid (GABA) receptor agonists had no synergistic effect with NRG1, and the neuroprotective effect of NRG1 against OGD was partly blocked by GABA receptor antagonists. Importantly, NRG1 neuroprotection against brain ischemia was abolished in the mice with specific deletion of ErbB4 in parvalbumin (PV)-positive interneurons. In summary, NRG1 protects against ischemic brain injury via ErbB4 receptors by enhancing GABAergic transmission.
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Full text: 1 Collection: 01-internacional Database: MEDLINE Main subject: Brain Injuries / Synaptic Transmission / Neuroprotective Agents / Neuregulin-1 / Receptor, ErbB-4 / Gamma-Aminobutyric Acid Type of study: Etiology_studies / Prognostic_studies Limits: Animals Language: En Journal: Neuroscience Year: 2015 Document type: Article Affiliation country:

Full text: 1 Collection: 01-internacional Database: MEDLINE Main subject: Brain Injuries / Synaptic Transmission / Neuroprotective Agents / Neuregulin-1 / Receptor, ErbB-4 / Gamma-Aminobutyric Acid Type of study: Etiology_studies / Prognostic_studies Limits: Animals Language: En Journal: Neuroscience Year: 2015 Document type: Article Affiliation country:
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