- Antigen presentation of the immunodominant T-cell epitope of the major mugwort pollen allergen, Art v 1, is associated with the expression of HLA-DRB1 *01. Jahn-Schmid, B., Fischer, G.F., Bohle, B., Faé, I., Gadermaier, G., Dedic, A., Ferreira, F., Ebner, C. J. Allergy Clin. Immunol. (2005)