Case submissions and a field investigation indicated that oil-adjuvanted killed vaccines may produce long-lived residual lesions in chickens. The lesions typically are yellow opaque cysts along the fascial planes separating the superficial and deep pectoral muscles. Microscopic evaluation shows that most lesions are cysts with thin fibrous capsules, sometimes associated with lymphocytic aggregates and, more rarely, a granulomatous reaction.
|Original language||English (US)|
|Number of pages||6|
|State||Published - Apr 1990|
ASJC Scopus subject areas
- Cancer Research