王靖,唐天驷,姚啸生,李涛,史勇.纤维环穿刺诱导椎间盘退变动物模型的实验研究[J].中国脊柱脊髓杂志,2006,(4):-287,i0001.
纤维环穿刺诱导椎间盘退变动物模型的实验研究
Construction of rabbit model of intervertebral disc degeneration induced by needle puncture in anulus fibrosus
  
DOI:
中文关键词:  腰椎间盘退变  模型  动物  纤维环穿刺  兔
英文关键词:Intervertebral disc degeneration  Model  Animal  Anular stab  Rabbit
基金项目:
王靖  唐天驷  姚啸生  李涛  史勇
苏州大学附属第一医院骨科,苏州市215006
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中文摘要:
  目的:探讨纤维环穿刺诱导椎间盘退变建立动物模型的可行性。方法:新西兰大白兔24只,用持针器夹持18G皮肤穿刺针从左前外侧刺人L3/4、L4/5、L5/6椎间盘的纤维环,深度控制在5mm。术前及术后3、6、10周对造模后的椎间盘及对照的椎间盘(L2/3)行MRI检查,并行免疫组化及组织学观察。结果:术后第3周到第10周,造模后的椎间盘MRI T2WI信号呈现持续减弱趋势,免疫组化及组织学观察发现髓核细胞的数量及Ⅱ型胶原含量较对照间盘进行性减少(P〈0.01)。结论:纤维环穿刺法可以诱导兔椎间盘的缓慢退变,为研究椎间盘的退行性变提供有效的动物模型。
英文摘要:
  Objective:To establish a slowly progressive,reproducible rabbit model of intervertebral disc degeneration induced by puncturing the anulus fibrosus with needles of defined gauges.Method:The L3/4,L4/5 and L5/6 lumbar intervertebral discs of 24 New Zealand
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