Figure 2From: Sub-chronic inhalation of high concentrations of manganese sulfate induces lower airway pathology in rhesus monkeysBronchiolitis. Moderate subacute bronchiolitis in a monkey exposed to the highest (1.5 mg Mn/m3) MnSO4 exposure concentration for 15 exposure days (right). Normal appearing bronchioles present in an air-exposed control monkey (left). (10×)Back to article page