Little change, affected but calm, progressive malaise, and burning
No death
6–12
Progressive agitation, respiratory difficulty, despair, malaise, later slowness, muscle paralysis of the hind leg, respiratory failure, convulsions and death; intestinal inflammation, uremia, hemolysis in the eyes and nails
Mainly within 10 h
24–48
Respiratory difficulty, hypoactivity, paralysis of the hind leg, intestinal inflammation, uremia, redness of eyes and nails, respiratory failure, convulsions, and death