Mycobacterium pulveris sp. nov., a Nonphotochromogenic Mycobacterium with an Intermediate Growth Rate

Abstract
A group of nonphotochromogenic mycobacteria with intermediate growth rates were isolated from house dust and were considered to be members of a new species in the genus Mycobacterium. This organism is named M. pulveris sp. nov. The type strain is NCH (National Chubu Hospital) 33505 (= ATCC 35154).