二氢叶酸还原酶缺乏症：一种因叶酸代谢障碍而发生的遗传性氨基酸病，致使叶酸转化成四氢叶酸减少，按四氢叶酸缺乏程度可引起自发流产或死胎，幸存婴儿不能健康成长，并患重症巨幼红细胞性贫血。用甲酰四氢叶酸(folinic acid)治疗有效- nitro-amine
- Nitrobacter
- Nitrobacteraceae
- nitrobacteria
- nitrobacterium
- nitrobenzene
- nitrobenzol
- nitroblue tetrazolium
- nitrocellulose
- nitrocycline
- nitrofuran
- nitrofuratoin
- nitrofurazone
- nitrogen
- nitrogenase
- nitrogen-fixing
- nitrogenization
- nitrogenous
- nitroglycerin
- Nitroglyn
- nitrohydrochloric acid
- Nitrol
- nitromannite
- nitromersol
- nitrometer