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DOI: 10.3791/50994-v
Please note that some of the translations on this page are AI generated. Click here for the English version.
超高频超声是一个功能强大的实时成像工具,研究在小动物心脏异常。其无创允许维持胚胎的生理状态。在这里,我们将展示采用M型超声测量胚胎的心脏率E18.5 在子宫内 。
该程序的总体目标是使用简单的 M 模式超声测量 E 18.5 子宫内小鼠胚胎的心率。这是通过首先将怀孕的女性安全地放在平台上进行持续麻醉来实现的。其次,沿着女性腹部的表皮确定胚胎的位置。
第三步是使用 30 兆赫兹的传感器测量每个胚胎的心率。然后收集胚胎尾部进行基因分型。最终,结果可以显示每个胚胎的心率是如何通过测量每个心动周期所花费的时间(以毫秒为单位)来确定的。
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