[求救] 小鼠眼球冷凍切片
板上各位先進大家好
最近在做小鼠眼球的冷凍切片
主要目的是觀察水晶體
但是切片時 水晶體一直會皺縮成一團掉下來
私以為可能問題出在固定包埋的過程
因為眼球本身含水量就很多
以下列出我大概的處理步驟 希望有經驗的朋友可以給點建議
感謝!!
1.取下眼球 先以PBS浸洗過後 放在4% paraformaldehyde 固定overnight 4度C
2.隔天進行蔗糖序列脫水 5% sucrose in PBS 1h
10% sucrose in PBS 1h
30% sucrose in PBS O/N
3.浸泡1:1/30% sucrose:30% OCT in PBS 3h
4.OCT包埋 切片
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