Mycolicibacter arupensis
Mycolicibacter arupensis is a slowly growing mycobacterium first isolated from soil and human sputum samples in Spain. Etymology: arupense, pertaining to the ARUP Institute for Clinical and Experimental Pathology, where the type strain was characterized.
Description
Microscopy- Gram-positive, nonmotile and acid-fast rods, mostly strong acid-fast.
- Colonies are eugonic, rough and nonpigmented.
- Colonies occur within 5 days at 30 °C on Löwenstein-Jensen medium and on Middlebrook 7H10 agar and slowly at 37 °C; no growth occurs at 42 °C.
- No growth on MacConkey agar without crystal violet.
- The type strain is resistant to D-cycloserine, streptomycin, isoniazid, rifampin, and thiacetazone and is susceptible to isoniazid, kanamycin, and capreomycin.