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KMID : 1147720160090050242
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Journal of Acupuncture and Meridian Studies
2016 Volume.9 No. 5 p.242 ~ p.249
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Soluble N-ethylmaleimide-sensitive Factor Attachment Receptor (SNARE) Protein Involved in the Remission of Depression by Acupuncture in Rats
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Fan Ling
Chen Zhao
Fu Wenbin
Xu Nenggui
Liu Jianhua
Lu Aiping
Li Ziping
Su Shengyong
Wu Taixiang
Ou Aihua
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Abstract
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This study aims to investigate the molecular mechanisms of acupuncture in the remission of depression. A depressive disorder model was induced by exposing Sprague?Dawley rats to chronic unpredictable stress. The rats were divided into five groups: healthy (blank group) and stressed rats (model group), and stressed rats treated with acupuncture (acupuncture group), riluzole (riluzole group), acupuncture combined with botulinum toxin A (BTX-A) injection (acupuncture + BTX-A group) or riluzole combined with BTX-A injection (riluzole + BTX-A group). Behavioral analysis showed significant differences in sucrose consumption, weight, and horizontal or vertical movements between the model and both the riluzole and acupuncture groups. No obvious differences between the riluzole + BTX-A and acupuncture + BTX-A groups were found. Moreover, no significance differences in glutamate content in the hippocampus were found among the riluzole + BTX-A, acupuncture + BTX-A and model groups (p > 0.05). Western blots and reverse transcription polymerase chain reactions were employed to detect protein and mRNA expressions of VGLUT2, SNAP25, VAMP1, VAMP2, VAMP7, and syntaxin1; no obvious differences among the riluzole + BTX-A, acupuncture + BTX-A and model groups were found. These data suggest that soluble N-ethylmaleimide-sensitive factor attachment receptor proteins are involved in the remission of depression in rats treated with acupuncture.
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KEYWORD
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acupuncture, antidepressant, botulinum toxin A, riluzole
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