搜索 - 科创

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不知道有多少人知道螃蟹和柿子不能同食，《本草纲目》中就有记载：“凡柿同蟹食，令人作泻。”还记载了一个病例。说实话，我对古代的这些记载不是太相信，因为古人他们没有什么大样本，可重复性，对照等概念，不太严...

发作性睡病是一种以日间不可遏制的睡眠为主要症状的罕见病，患者可能还伴有猝倒、入睡前幻觉和睡眠瘫痪等症状，目前的病理研究提示脑内Hcrt-1神经元的丢失可能是主要病因，诱发该病的因素有遗传因素、免疫因素...

高锰酸钾作为实验室常用的强氧化剂，目前对易制毒化学品严格管制的下已经难以获得试剂。虽然在多数购物网站上得到它相当容易，但纯度一言难尽。对相关化学工作而言高锰酸钾的地位显得相当尴尬。我将在本文中介绍常规...

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