When a single series antisturgeon serum was tested with these two species, no reaction was recorded, even though with the homologous antigen the potency of the single series antiserum was much greater . . . .
--Zoologica: Scientific Contributions of the New York Zoological Society, 1942, p. 113
"After rabbit antisturgeon factor A2 or B2 was prepared, the antibodies were insolubilized. Sturgeon serum then was adsorbed to the insolubilized antibodies, and ..." Journal of the National Cancer Institute: JNCI., Volume 73, Issues 1-3, p. 281.
When I first saw this, I read it as "antisurgeon," and now I'm trying to come up with a joke about my aunt who is a Christian Scientist and loves caviar. (My auntie who's anti-surgeon but pro-sturgeon, &c.)