文中对反转录转座子的类型、结构与特点进行综述，并探讨其作为分子标记在现代生物学中的应用。
In this paper, types of plant retrotransposons and their structure and characteristics are summarized, and their use as molecular markers in modern (biology) is also discussed.
方法提取肿瘤组织总rna，用反转录聚合酶链式反应(RT - pcr)法进行检测。
Methods Total RNAs of tumor tissues were extracted and were detected by RT-PCR.
单细胞反转录酶聚合链式反应检测胰岛素促进因子基因实验中，选择12个单个胰腺干细胞进行检测，另取12个单个未分化的干细胞作为对照。
In the detection of IPF1 gene with single cell RT-PCR, 12 single pancreatic stem cells were detected, and another 12 undifferentiated single pancreatic stem cells were taken as controls.
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