Table 4.
Lymphocyte Subsets
| Lymphocyte type | Predominate functions |
|---|---|
| B cell | IgG, IgM, IgA, IgE, IgD production |
| Th1 (TH1) | Cellular immune functions |
| Th2 (TH2) | Parasitic and allergic responses (has different subsets) |
| Th9 (TH9) | Parasitic and allergic responses |
| Th17 (TH17) | Protection in fungal and bacterial infections and proinflammation |
| Th22 (TH22) | Effect nonhematopoietic cells, skin, GI, and tissue inflammation |
| T follicular helper cells (TFH) | Antibody synthesis augmentation (has different subsets) |
| Innate lymphoid cell ILC1 | Less defined |
| Innate lymphoid cell ILC2 | Increase allergic inflammation, antiparasitic protection |
| Innate lymphoid cell ILC3 | Less defined |