Oral vaccination of mice with attenuated Salmonella encoding Trichinella spiralis calreticulin and serine protease 1.1 confers protective immunity in BALB/c mice
Fig 16
Muscle pathological changes in immunized mice at 35 days after T. spiralis challenge.
A: The encapsulated larvae are enumerated on the muscle sections per field (100 ×). B: The inflammatory cells (eosinophils, neutrophils and lymphocytes) are enumerated on the muscle sections per field (400 ×). * P < 0.0001 compared to the PBS groups.