Dose of

Leukovir

(mg/kg)

Mortality

Death/Total

Toxic symptoms

♂♂

♀♀

0

0/6

0/6

None

500

0/6

0/6

Hypoactivity

800

1/6

1/6

Hypoactivity, decreased response to stimuli, breathing abnormalities

1000

3/6

2/6

Hypoactivity, decreased response to stimuli, breathing abnormalities

1500

4/6

4/6

Hypoactivity, decreased response to stimuli, breathing abnormalities

2000

6/6

6/6

Hypoactivity, decreased response to stimuli, breathing abnormalities