Review Article

T Helper Subsets, Peripheral Plasticity, and the Acute Phase Protein, α1-Antitrypsin

Figure 3

T cell differentiation in the presence of AAT. AAT has been shown to modulate cytokine levels with relevance to T cell differentiation. Circles superimposed on arrows indicate path facilitated by AAT (green) or suppressed by AAT (red); for each, a solid circle represents T cell-related experimental evidence and a dashed circle represent cytokine-related experimental evidence.