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1·However when contacted, USTS administrators claimed no knowledge of the assignment.

不过在联系四川科技职业学院的领导后，他们声称自己并不知晓该作业。

2·Results HIV oligo probes used as core target sequences were linked with several universal sequence tags (USTs) at their one or both ends, and were then printed onto the slides.

结果 以HIV寡核苷酸探针作为核心序列，在其一端或两端连接上多种通用序列标签（UST）构建新型探针。