The relative nuclear DNA content of nuclei isolated from young leaves including 4 diploid, 2 triploid and 1 tetraploid was measured by flow cytometry in grape cultivars.
利用流式细胞术对4个葡萄二倍体、2个三倍体、1个四倍体试管苗的细胞核dna的相对含量进行测定。
The relative content of WSSV DNA in blood increased rapidly after the infected shrimp showed its first symptom of detestation of food.
感染对虾出现拒食后，其血液中白斑症病毒（WSSV）DNA的相对含量急剧增加。
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