General Considerations
Marty AM and Neafie RC Hymenolepiasis and Miscellaneous Cyclophyllidiases pages 197- 214 in Meyers WM, Neafie RC, Marty AM, Wear DJ. (Eds) Pathology of Infectious Diseases Volume I Helminthiases. Armed Forces Institute of Pathology, Washington DC. 2000; In 1887 Grassi demonstrated that transmission from rat to rat did not require an intermediate host. Later, in 1921, Saeki demonstrated direct cycle of transmission of H. nana in humans; transmission without an intermediate host. In addition to the direct cycle, Nicholl and Minchin demonstrated that fleas can serve as intermediate hosts between humans.
Read more about this topic: Hymenolepis Nana
Famous quotes containing the word general:
“Can a woman become a genius of the first class? Nobody can know unless women in general shall have equal opportunity with men in education, in vocational choice, and in social welcome of their best intellectual work for a number of generations.”
—Anna Garlin Spencer (1851–1931)