So there really is an active ingredient, but again, they haven’t been evaluated for their efficacy or safety.” But not all ...
将Rhodamine 123溶解于DMSO中,制备1-5 mM的储存液,分装后-20℃避光保存。 将细胞培养在载玻片上,调整细胞密度为5×10⁴-5×10⁵个/mL。 用PBS或Hanks液洗涤细胞后,加入1-20 µM的Rhodamine 123染色工作液。 在37℃孵育30分钟至1小时,然后用培养基洗涤细胞。 使用荧光显微 ...
The P/B ratio shows how a stock's market price compares to its book value. It helps gauge whether a stock is undervalued or overvalued relative to its net assets.
Alkyne-PEG-OPSS(炔基-聚乙二醇-巯基吡啶)是一种多功能的PEG衍生物,结合了炔基(Alkyne)、聚乙二醇(PEG)和巯基吡啶(OPSS)的特性。 炔基(Alkyne):炔基(-C≡CH)是一种具有良好反应性基团,能够参与点击化学反应,与叠氮基(-N3)在铜催化剂的作用下快速 ...
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