From: Characterization of a Listeria monocytogenes meningitis mouse model
Parameter | Value | Weighted score | Max. score |
---|---|---|---|
Weight loss | Normal 5% | 0 | Â |
5–10% | 1 |  | |
10–15% | 2 |  | |
15–20% | 3 |  | |
20–25% | 4 | 4 | |
Activity | Normal | 0 | Â |
Increased/aggressive | 1 | Â | |
Mildly diminished | 1 | Â | |
Diminished | 2 | Â | |
Severely diminished | 3 | 3 | |
Condition | Normal, does not lay on back | 0 | Â |
Upright within 5Â s | 2 | Â | |
Upright within 30Â s | 4 | Â | |
Does not turn upright | 6 | 6 | |
Coat | Normal | 0 | Â |
Diminished grooming | 1 | Â | |
Soiled | 1 | Â | |
Piloerection | 1 | 3 | |
Posture | Normal | 0 | Â |
Slightly hunched back | 1 | 2 | |
Severe hunched back | 2 | Â | |
Eyes | Normal | 0 | Â |
Protruding | 1 | Â | |
Closed eyelids | 1 | Â | |
Discharge | 1 | 4 | |
Respiration rate (per min) | > 150 | 0 |  |
100–150 | 1 |  | |
75–100 | 2 |  | |
50–75 | 3 |  | |
< 50 | 4 | 4 | |
Breathing | Irregular | 2 | Â |
Labored | 2 | 4 | |
Neurological examination | Normal | 0 | Â |
Coordination problem | 2 | Â | |
Paresis/paralysis | 2 | Â | |
Epileptic seizure | 2 | Â | |
Status epilepticus | 6 | 10 | |
Humane endpoints | Total score ≥ 15 |  |  |
Status epilepticus | Â | Â | |
≥ 2 seizures in 15 min |  |  | |
Hemiparalysis | Â | Â | |
≥ 25% weight loss |  |  |