0
|
Without clinical symptoms |
1
|
Partly limp tail (a tip of the tail droops, normal gait) |
2
|
Paralyzed tail (tail droops, normal gait) |
3
|
Uncoordinated movement, hind limb paresis (uncoordinated gait, hind limbs responding to pinching, tail limps) |
4
|
One paralyzed hind limb (uncoordinated gait with dragging one hind limb, one hind limb not responding to pinch, tail limps) |
5
|
Two paralyzed hind limbs (uncoordinated gait with both hind limbs dragging, two hind limbs not responding to pinch, tail limps) |
6
|
Hind limbs paralyzed, weak forelimbs (uncoordinated gait with forelimbs struggling to pull body, tail limps, forelimbs reflex following pinching) |
7
|
Hind limbs paralyzed, one paralyzed forelimb (no movement of the mouse, one forelimb responding to a toe pinch, tail limps) |
8
|
Hind limbs paralyzed, both forelimbs paralyzed (no movement of the mouse, both forelimbs do not respond to a toe pinch, tail limps) |
9
|
Moribund (worsened breathing, no movement) |
10
|
Death |