超低温冰箱
Samples for RT-PCT and Western blotting were fixed immediately in liquid nitrogen after surgery, stored at-80 ℃ in ultra-low temperature freezer. All samples were confirmed by histopathology.
RT-PCR及Western所用标本为手术中切除新鲜组织,切除后立即存放在液氮中,然后冻存于-80℃超低温冰柜中手术切除标本均经组织病理学确诊。
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