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长白山野生灵芝 (Gamoderma lucidum)通过组织分离获得的灵芝 CL988菌株经 60 Co-γ射线与紫外线交替累积诱变获得菌丝高长速灵芝菌株 CJL990 (已经中国科学院微生物研究所鉴定 ) .本文探讨了供试与诱变灵芝菌株的过氧化物酶和酯酶同工酶的电泳分析 ,进一步确定它们的亲缘关系和差异 .结果表明 :(1 )灵芝 CL988菌株和灵芝 CJL990菌株 ,具有灵芝的某些共同的遗传和生物学特性 ,但他们在酶带条数 RF值尚有差异 ,说明诱变灵芝菌株遗传基因有所改变 ;(2 )两种灵芝的菌丝体的 EST和 POD同工酶谱比较稳定 ,完全可以作为鉴定灵芝种类菌属变异的科学依据 .
Ganoderma lucidum CL988 strain obtained from tissue culture of Gamoderma lucidum strain CJL990 (identified by Institute of Microbiology, Chinese Academy of Sciences) was obtained by 60 Co-γ-ray and ultraviolet (UV) The results showed that: (1) Ganoderma lucidum CL988 strain and Ganoderma lucidum CJL990 strain, with some of the common Ganoderma lucidum The genetic and biological characteristics of Ganoderma lucidum were different, but there were differences in the RF value of the number of bands, which indicated that the genetic variation of Ganoderma lucidum strain was changed. (2) Comparison of EST and POD isozymes of mycelium of Ganoderma lucidum Stable, can be used as a scientific basis for the identification of species of genus Ganoderma lucidum variation.