Table 2. MRI findings of hippocampus in KA group and Control group.
| N0. | Side | HSI | HSD | TMHE | HV(mm3) | |
| KA-injectedMacaques(n = 6) | 1 | R | 1 | 1 | 1 | 1565 |
| L | 0 | 0 | 0 | 2793 | ||
| 2 | R | 1 | 1 | 0 | 1948 | |
| L | 0 | 0 | 0 | 2752 | ||
| 3 | R | 0 | 1 | 0 | 2061 | |
| L | 0 | 0 | 0 | 2740 | ||
| 4 | R | 1 | 1 | 1 | 1706 | |
| L | 0 | 0 | 0 | 2641 | ||
| 5 | R | 1 | 1 | 1 | 1693 | |
| L | 0 | 0 | 0 | 2694 | ||
| 6 | R | 1 | 1 | 1 | 1801 | |
| L | 0 | 0 | 0 | 2714 | ||
| ControlMacaques(n = 4) | 7 | R | 0 | 0 | 0 | 2814 |
| 8 | R | 0 | 0 | 0 | 2877 | |
| 9 | R | 0 | 0 | 0 | 2775 | |
| 10 | R | 0 | 0 | 0 | 2917 |
HSI = hippocampal signal increase; HSD = hippocampal size decrease; HV = hippocampal volume; TMHE = temporal mandibular horn enlargement; 0 = normal; 1 = abnormal.