light and electron microscopic examinations of deer mice ( peromyscus maniculatus ) chronically infected with trypanosoma equiperdum revealed hyperplasia of germinal center lymphocytes ( germanocytes ) in the lymph follicles of spleen and lymph nodes and infiltration of the splenic red pulp cords and nodal medullary cords with plasma cells .
C0037993
spleen
C0229687
splenic red pulp