THE value of the developing egg in the study of many viruses is now well established, and the chicken embryo method of passage has proved of great use in propagating these viruses, which, as a rule, ...
Epidemiology and Infection, Vol. 103, No. 3 (Dec., 1989), pp. 577-585 (9 pages) Graded doses of live and heat-killed cells of Campylobacter jejuni were injected into the yolk-sac of 5-day-old chick ...