IL-4 is required to prevent filarial nematode development in resistant but not susceptible strains of mice.

Le Goff, L., T. J. Lamb, A. L. Graham, Y. Harcus & J. E. Allen.  2002.  IL-4 is required to prevent filarial nematode development in resistant but not susceptible strains of mice.  Int J Parasitol 32: 1277-84.
Link »