Incidence of histological inflammatory lesions in SPF SAMP1/Yit mice
| Tissue | Incidence |
| Stomach | 0/45 |
| Duodenum | 0/50 |
| Jejunum | 50/50 |
| Ileum | 50/50 |
| Caecum | 48/50 |
| Proximal colon | 0/50 |
| Distal colon | 0/50 |
| Rectum | 0/50 |
| Salivary gland | 0/30 |
| Pancreas | 0/47 |
| Liver | 22/50 |
| Lung | 0/30 |
| Kidney | 0/30 |
| Skin | 45/50 |