冷冻的大脑切片被保存在低温条件下，直到进行进一步切片处理并最终用RNA加以探测，以寻找特定的基因表达。
Frozen brain slabs are kept at cryogenic temperatures until they are further sliced and eventually probed with RNA to look for specific gene expression.
通过聚丙烯酰胺凝胶电泳技术与石蜡切片等技术研究了低温解除龙牙百合休眠过程中糖类物质的转化。
The transform of glucide in the course of the dormancy by low temperature was studied in the paper in paraffin section and polyacrylamide gel electrophoresis.
方法：采用改进的甲基丙稀酸甲酯低温塑料包埋法包埋SD大鼠胫骨近端，制备不脱钙的骨组织切片。
Methods The proximal tibiae of SD rats were embedded with the modified methylmethacrylate low-temperature embedding method and then made into undecalcified bone sections.
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