Hillyer G V, Pelley R P
Am J Trop Med Hyg. 1980 Jul;29(4):582-5. doi: 10.4269/ajtmh.1980.29.582.
A monoclonal hybridoma antibody to the major serological egg antigen of Schistosoma mansoni (anti-MSA1) reacted with schistosome eggs, forming a circumoval precipitate. This precipitate was seen when anti-MSA1 was incubated with S. mansoni, S. haematobium, and S. japonicum eggs.