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Please note that all translations are automatically generated. Click here for the English version.
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01:14 min
July 12th, 2024
DOI :
10.3791/202082-v
Transcript
首先,准备加载外泌体的微针贴片并将其背衬粘贴到 45 度倾斜的表面上。将贴片置于立体显微镜下。打开照明器并使用四倍物镜捕捉贴片的形态。
对于机械测试,从贴片上切出一个 3 x 3 的阵列,并将其尖端朝上放置在拉伸计的刚性平台上。调整探头的高度,使其靠近针尖而不接触针尖。将参数设置为在压力达到 20 牛顿时自动停止。
在记录负载与位移曲线之前,以每分钟 0.5 毫米的速度垂直压缩针尖。外泌体负载的微针
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