Published online by Cambridge University Press: 06 April 2009
1. The suckling 10-day-old mouse harboured fewer worms than the weanling 15-day-old mouse after both 5 and 10 days' infection.
2. The adult male mouse, however, harboured significantly more worms when fed on milk than when fed on rat cake after both 5 and 10 days' infection.
3. These results were discussed in relation to the effects of diet and gut length on the susceptibility of the host.
This work was done during the tenure of a Department of Scientific and Industrial Research Studentship. My thanks are due to Dr E. T. B. Francis for his helpful and critical supervision, and to Professor I. Chester Jones, in whose department the work was done, for the facilities he provided.