In the research, mtDNA and rRNA sequences were mainly used.
珊瑚分子系统发育学研究始于90年代初,用于柳珊瑚分子系统学研究的主要分子标记是线粒体DNA和核糖体RNA。
Two order Thalassiosirales-specific primers were designed with their coverage and specificities determined based on the sequences available in GenBank and tested through selective amplification of 18S ribosomal RNA gene(rDNA)fragments of the microalgae in Thalassiosirales from total DNA of seawater plankton.
为利用分子生物学方法分析表层海水主要赤潮形成藻的动态变化、快速鉴定赤潮形成藻种,设计了海链藻目特异引物,扩增了胶州湾近岸表层海水海链藻目18S核糖体RNA基因片断。
A copepod-specific primer was designed and used to amplify the 18S ribosomal RNA gene fragments of Jiaozhou Bay plankton copepod in combination with the universal primer of eukaryotes.
设计了桡足类特异引物,从胶州湾浮游生物混合DNA中选择性扩增了浮游桡足类18S核糖体RNA基因片段,建立了该基因片段变异类型文库。
Isolation of fixed nematode individual genomic DNA and amplification of18S ribosomal RNA gene fragments;
根据线虫18S核糖体RNA基因PCR扩增效果比较了丙酮、乙醇、乙醇+0。
Methods Five bacterial isolates were randomly analyzed(one each year)for homogeneities by comparison with 16S rRNA gene sequences in the genebank.
方法 随机取 5株 (每年 1株 )分离菌进行 16S核糖体RNA基因 ( 16SrRNA基因或 16SrDNA)测序 ,与基因库中菌种比较同源性 ,从基因水平上确定细菌种类。
Methods Two bacterial isolates recovered randomly from the blood of one patient and one pig were analyzed for homogeneities by comparison with 16S rRNA gene sequences in the GeneBank.
方法 随机对患者和病猪的血培养分离菌进行 16S核糖体RNA基因 (16SrRNA基因或 16SrDNA)测序 ,与基因库中菌种比较 ,从基因水平上确定细菌种类。