Touz, M.C., Nores, M.J., Slavin, I., Carmona, C., Conrad, J.T., Mowatt, M.R., Nash, T.E., Coronel, C.E., Lujan, H.D. (2001)The activity of a developmentally regulated cysteine proteinase is required for cyst wall formation in the primitive eukaryote Giardia lamblia, J Biol Chem. , 277(10), pp. 8474-81.