The cysticerci found in group B were smaller, bore a thicker cyst wall and appeared somewhat of hypoplasia and degenerative changes with the inflammatory infiltration of eosinophils.

• 在免疫B组猪体内发现的囊虫发育不全，虫体小，囊液少，囊膜较厚、不透明，呈乳白色，囊虫组织呈退行性病理变化，并伴有大量炎性细胞浸润。