Normal rats were only fed and aquadest. A blood test was conducted on the 1st, 7th, and 14th days.
2
Bacterial infection (K1)
Rats were fed and infected with S. pyogenes bacteria in the throat on the first day. A blood test was conducted on the 1st, 7th, and 14th days.
3
Administering yogurt and bacterial infection (K2)
Rats were fed and infected with S. pyogenes bacteria in the throat on the first day. They were also administered with yogurt for 14 days at a dose of ±1.00 mL. A blood test was conducted on the 1st, 7th, and 14th days.
4
Administering yogurt and bacterial infection (K3)
Rats were fed and administered with yogurt at a dose of ±1.00 mL for seven days, then, S. pyogenes bacteria were infected in the throat. A blood test was conducted on the 1st, 7th, and 14th days.