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基因沉默与生物进化 被引量:3

Gene Silencing and Biological Evolution
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摘要 基因沉默主要发生在转录水平和转录后水平 ,它是生物体抵御外来核酸片段入侵、保护基因组完整性并调控基因表达的一种重要机制。以RNA为媒介 ,以甲基化和特定RNA降解为手段的基因沉默普遍存在于生物界中 ,暗示其在生物进化过程中可能扮演了重要的角色。文章最后探讨了在基因沉默与生物进化关系研究中可能面临的一些问题。
出处 《生物技术》 CAS CSCD 2003年第4期41-43,共3页 Biotechnology
基金 国家自然科学基金项目资助 (No .30 0 70 51 1 )
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同被引文献25

  • 1封福广.基因沉默及其生理学意义[J].衡水师专学报,2004,6(2):33-34. 被引量:1
  • 2房师松,邓平建,赵树进.基因沉默机制与预防对策[J].卫生研究,2004,33(4):508-510. 被引量:3
  • 3毛琼国,白云.提高转基因表达策略研究进展[J].中国生物工程杂志,2004,24(10):9-12. 被引量:7
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