Autoimmune Diseases / 2014 / Article / Fig 3

Research Article

Mercury, Autoimmunity, and Environmental Factors on Cheyenne River Sioux Tribal Lands

Figure 3

Examples of ANA determination by immunofluorescence. Human sera were incubated with HEp-2 cells followed by fluorescent anti-human IgG. The sample on the left (a) is ANA negative, while the sample on the right (b) was considered 2+ ANA positive, showing fine speckled nuclear staining sparing the nucleolus.

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