Table 6: Behavior of T. congolense-infected mice after in preventive treatment with anti- tryps polyclonal serum, free anti-tryps serum and diminazene aceturate.

Anti-tryps polyclonal serum (μl/g bw)

Free Anti- tryps (5 μl/g bw)

Drug (10 mg/kg bw)

5

2.5

Day 1

- 5 alive

- Weak

- Eating

- 6 alive

- Weak

- Eating

- 6 alive

- Weak

- not eating

- 6 alive

- Weak

- not eating

Day 2

- 5 alive

- Weak

- Eating

- 5 alive

- Weak

- 1 not eating

- 3 alive

- Very weak

- Not eating

- Not moving

- All dead

- 4 alive

- Weak

- Eating

Day 3

- 4 alive

- Weak

- Eating

- 4 alive

- Weak

- Eating

- 2 alive

- Very weak

- No eating

Day 4

- 4 alive

- Weak

- Eating

- 4 alive

- Weak

- Eating

- All dead

Day 5

- 5 alive

- Weak

- Eating

- 3 alive

- Weak

- Eating

Day 7

- 2 alive

- Very weak

- Not eating

- 3 alive

- Very weak

- Not eating