廣島灣産マガキ (Ostrea gigas) に見られる炎症性病の病理組織學的研究

抄録

In Hiroshima district cultured oysters, just one year old, have suffered since 1946 from unusually high mortality. Our pathological and histological observations of dead oysters sampled in the field revealed that many small and large round cells had invaded into organs of some individuals, especially to their ovaries, diverticulae and intestines and we found destroyed ovary cells to be phagocytosis and tissues between lobes of diverticula aimort in state of necrosis with many round cells invading around there, which is diagunosed to be possibly an acute necrotic inflammetion to which paronchymatous organs are more susceptible.