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  • 田国忠, Tian Guo-zhong, +9 authors Guo Minwei
  • Chemistry
  • 2010 (First Published: 25 September 2010)
  • 用保存的不同泡桐无性系染病和健康组培苗为试材,对染病苗、机械损伤、嫁接接种和健康组培苗组织中H2O2及过氧化物酶的变化进行研究。用DAB组织染色方法对H2O2组织定位结果显示,在未损伤情况下多数染病泡桐苗和健康苗H2O2积累皆较少。机械损伤后,病与健苗皆出现H2O2过量积累,其中健苗强于病苗。在维管束部位,重症苗POD活性最强,轻症苗次之,无症和健康苗活性较低;Continue Reading