| water as a source of potentially pathogenic mycobacteria. | the mycobacterial flora of 321 water samples was explored to evaluate the role of this part of the environment as a possible source of human mycobacterial disease. the samples included natural waters, waters treated to make them suitable for drinking, and waters in contact with animals. water from the city aquarium contained the greatest abundance of mycobacteria, with an average of 3.5 strains per sample. the highest yield of positive cultures came from samples in contact with zoo animals and w ... | 1976 | 1259237 |