Figure 7From: Role of metal oxide nanoparticles in histopathological changes observed in the lung of weldersExpression of IL-1β, CCL-2, CCL-3 and TNF-α in lung tissue sections. Representative images obtained after immunostaining for IL-1ß, CCL-2, CCL-3 and TNF-α in lung tissue sections from a Control and a Welder. Scale bar: 50 μm. Quantification of the immunostaining is given in Table 4.Back to article page