动物测定的

Based on the U-series dating of intercalated speleothem formations, the chronology of several hominid sites in southern China has been studied.

本文对采自云南呈贡龙潭山1号洞和广西土博咁前洞晚期智人遗址的动物化石和洞穴次生碳酸岩样品进行了铀系年代测定。

In vitro antigen presentation assays, in vivo administration of the bromodeoxyuridine coupled to flow cytometry assays assessed intra-islet T cell activation in the absence or presence of B cells.

离体实验测定原呈递活性；在体动物实验，用溴脱氧尿苷处理后以流式细胞术检测B细胞（存在或不存在时）对胰岛内T细胞活性的影响。