- TACI-Ig neutralizes molecules critical for B cell development and autoimmune disease. impaired B cell maturation in mice lacking BLyS. Gross, J.A., Dillon, S.R., Mudri, S., Johnston, J., Littau, A., Roque, R., Rixon, M., Schou, O., Foley, K.P., Haugen, H., McMillen, S., Waggie, K., Schreckhise, R.W., Shoemaker, K., Vu, T., Moore, M., Grossman, A., Clegg, C.H. Immunity (2001)