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:
“Amid the pressure of great events, a general principle gives no help.”
—Georg Wilhelm Friedrich Hegel (1770–1831)