- Analysis by sequential immunoprecipitations of the specificities of the monoclonal antibodies TU22,34,35,36,37,39,43,58 and YD1/63.HLK directed against human HLA class II antigens. Ziegler, A., Heinig, J., Müller, C., Götz, H., Thinnes, F.P., Uchańska-Ziegler, B., Wernet, P. Immunobiology (1986)