丹参酸B抗体外培养的海马神经元OGD损伤的作用机制研究The Study on the Mechanism of Sal B Against OGD Injury of Hippocampal Neurons in Vitro
羊帆,王玉
摘要(Abstract):
目的建立SD乳鼠海马神经元离体糖氧剥夺(OGD)模型,探讨丹酚酸B保护神经元的作用机制。方法将原代培养的海马神经元随机分为空白组、OGD模型组、丹酚酸B组(小、中、大剂量)和丹红注射液组;倒置相差显微镜观察细胞形态,MTT法测定细胞活力;采用黄嘌呤氧化酶法测量SOD活性和硫代巴比妥酸比色法(TBA)测定MDA含量。结果 OGD模型组中SOD活性下降,MDA含量增加;丹酚酸B组能提高SOD活性与降低MDA含量,且中剂量组疗效最佳。结论丹酚酸B在抗自由基损伤方面对缺血缺氧再灌注损伤的海马神经元具有保护作用。
关键词(KeyWords): 丹酚酸B;脑缺血再灌注损伤;海马神经元
基金项目(Foundation): 浙江省教育厅科研项目(Y201224666)
作者(Author): 羊帆,王玉
参考文献(References):
- [1]钟静,唐民科,张妍,等.丹酚酸B对脑缺血再灌注大鼠神经细胞损伤和神经发生的影响[J].药学学报,2007,42(7):716-721.
- [2]Chen YH,Du GH,Zhang JT.Salvianolic acid B protects brain against injuries caused by ischemia-reperfusion in rats[J].Acta Pharmacol Sin,2009,21(11):81-84.
- [3]Beh IC,Lezoualch F,Trapp T,et al.Glucocorticoids enhanceoxid ative stress induced cell death in hippocampal neuronsin vitro[J].Endocrinology,2009,138(1):101-106.
- [4]Kiryushko D,Kofoed T,Skladchikova G,et al.A syntheticpeptide ligand of neural cell adhesionmolecule(NCAM).C3d promotes neurito-genesis and synaptogenesis and modulates presynaptic function inprimary cultures of rat hippocampal neurons[J].J Biol Chem,2010,278(6):12325-12334.
- [5]Ikegaya Y,Itsukaichi-Nishida Y,Ishihara M,et al.Distanceof target search of isolated rat hippocampal neuron is about150 microm[J].Neuroscience,2010,97(2):215-217.