Research Article
The Potential Diagnostic Biomarkers for the IgG Subclass in Coal Workers’ Pneumoconiosis
Figure 1
Comparison of serum concentrations of IgG1, IgG2, IgG3, IgG4, IgA, and IgM among the study groups. (a) IgG1, (b) IgG2, (c) IgG3, (d) IgG4, (e) IgA, (f) IgM. ; P <0.01. CWP: coal workers’ pneumoconiosis; DEWs: dust-exposed workers; HCs: healthy controls.
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