Mega infrastructure projects typically comprise massive financial investments, complicated organizational structures and serious technical difficulties, and hav
The Earth’s lower mantle structure,as revealed by seismic tomography studies,is best characterized by two large low seismic velocity provinces(i.e.,LLSVP)benea
目的探讨食管癌患者食管微生态状况,并比较其与健康人群食管菌群的差异。方法选择2018年7月至2019年7月在十堰市太和医院就诊的82例食管癌患者和同期年龄、性别相匹配的20名健康对照者,30份食管癌病理组织根据分化程度分为低分化(8份)、中分化(9份)和高分化(13份)。采集食管癌患者和健康对照者的食管组织样本,提取样本DNA,对细菌16S rRNA V4区域行PCR扩增。运用Illumina H