504
the walls of the ileum. The Peyer's patches were swollen and inflamed, or were surrounded by, haemorrhages. the glands in the mesentery varied in their appearance. In many instances the changes amounted to enlargement and congestion.
with
In other cases
they were softened and contained haemorrhages, and serous fluid, and as such combined, form a distinct bubo.
These Experiments appear to show that
plague in its various forms may be produced in Guinea Pigs by feeding
the
cultures of the
with
agar-agar
pestis. Young cultures call forth the disease with greater uncertainty than cultures of greater age. Young culture
usually
would appear to produce the bubonic or septic types of the
the disease. Older cultures,
however, very frequently set up typical intestinal plague with a mesenteric bubo.
Series, NETIL. II Feeding.