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''Mycobacterium aichiense'' is a yellow-orange scotochromogenic, rapidly growing mycobacterium first isolated from soil and human sputum in Japan. It has not been formally associated with disease in humans. ==Description== Microscopy *Gram-positive, nonmotile and acid-fast rods less than 2 µm. Acid-fast in young cultures but may lose acid-fastness on prolonged culture. Colony characteristics * Yellow-orange scotochromogenic colonies. Physiology *Grows at 25-37°C, not at 45°C, in 3–4 days or less *Acid phosphatase and arylsulfatase (3 days) is positive. *Negative for nitrate reduction, isonicotinamidase, and citrate utilisation. *Does not grow in the presence of hydroxylamine HCl (500 mg/l) and does not degrade PAS. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Mycobacterium aichiense」の詳細全文を読む スポンサード リンク
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