- Schistosoma japonicum, S. mansoni, S. haematobium, S. intercalatum, and S. rodhaini: cysteine-class cathepsin activities in the vomitus of adult worms. Caffrey, C.R., Rheinberg, C.E., Moné, H., Jourdane, J., Li, Y.L., Ruppel, A. Parasitol. Res. (1997)