Table 3. Testis histological parameters of male mice carrying different karyotypes.
| Type | 2n | Karyotype | BW | TW | RW | S/100 | Sertoli | D | SSR | GCD% |
|---|---|---|---|---|---|---|---|---|---|---|
| Homozygotes | 24 | 6.72 | 23.68 | 0.152 | 0.0064 | 1.63 | 10.31 | 201.50 | 2.93 | 26.8 |
| 24 | 6.72 | 23.12 | 0.173 | 0.0075 | 1.59 | 10.14 | 203.70 | 3.03 | 24.3 | |
| 24 | 6.72 | 20.90 | 0.150 | 0.0073 | 1.6 | 9.70 | 193.87 | 2.62 | 34.5 | |
| 24 | 7.152 | 23.18 | 0.191 | 0.0082 | 1.66 | 9.53 | 183.47 | 3.01 | 24.9 | |
| 24 | 7.152 | 13.44 | 0.092 | 0.0068 | 1.93 | 10.33 | 172.00 | 2.74 | 31.4 | |
| 24 | 7.152 | 18.26 | 0.143 | 0.0078 | 1.61 | 9.27 | 183.47 | 3.38 | 15.4 | |
| 24 | 7.152 | 20.72 | 0.136 | 0.0066 | 1.54 | 9.38 | 194.00 | 2.76 | 31.1 | |
| 24 | 7.152 | 16.56 | 0.096 | 0.0058 | 1.92 | 10.20 | 166.00 | 2.15 | 46.3 | |
| 26 | 002 | 14.67 | 0.137 | 0.0093 | 1.90 | 10.80 | 181.73 | 2.60 | 34.9 | |
| 26 | 002 | 20.12 | 0.185 | 0.0092 | 1.75 | 9.63 | 175.00 | 3.25 | 18.8 | |
| 26 | 002 | 19.97 | 0.163 | 0.0082 | 1.60 | 9.27 | 184.00 | 3.07 | 23.3 | |
| Mean | 28.3±2.6 | |||||||||
| Heterozygotes | 25 | 6.7 | 20.62 | 0.172 | 0.0083 | 1.46 | 7.93 | 173.33 | 2.81 | 29.6 |
| 25 | 6.7 | 20.54 | 0.153 | 0.0074 | 1.57 | 9.44 | 191.88 | 3.31 | 20.0 | |
| 25 | 6.7 | 23.00 | 0.126 | 0.0055 | 1.52 | 8.93 | 188.40 | 2.86 | 28.5 | |
| 25 | 7.15 | 19.52 | 0.149 | 0.0076 | 1.63 | 10.03 | 195.86 | 3.04 | 24.0 | |
| 25 | 7.15 | 17.25 | 0.080 | 0.0046 | 1.61 | 9.20 | 182.00 | 2.95 | 26.3 | |
| 25 | 7.15 | 14.25 | 0.091 | 0.0064 | 1.71 | 9.53 | 178.40 | 3.18 | 20.6 | |
| Mean | 24.8±1.6 | |||||||||
| Hybrids | 26 | 7.15/9.12 | 20.70 | 0.201 | 0.0097 | 1.43 | 9.07 | 203.20 | 3.08 | 23.0 |
| 26 | 7.15/5.18 | 19.34 | 0.127 | 0.0066 | 1.60 | 9.33 | 186.60 | 2.75 | 31.3 | |
| 27 | 9.12 | 26.82 | 0.154 | 0.0057 | 1.59 | 9.19 | 184.88 | 3.07 | 23.3 | |
| 24 | 6.7/7.15* | 18.99 | 0.114 | 0.0060 | 1.95 | 9.41 | 156.24 | 1.87 | 53.3 | |
| 24 | 6.7/7.15 | 17.01 | 0.111 | 0.0076 | 1.80 | 9.93 | 175.73 | 1.79 | 55.2 | |
| 24 | 6.7/7.15 | 17.52 | 0.154 | 0.0088 | 1.94 | 10.5 | 173.00 | 2.47 | 38.3 | |
| 24 | 6.7/7.15 | 18.67 | 0.09 | 0.0048 | 2.17 | 10.87 | 158.40 | 1.49 | 62.7 | |
| 24 | 6.7/7.15 | 12.33 | 0.092 | 0.0075 | 2.00 | 11.00 | 176.53 | 1.92 | 51.9 | |
| 24 | 6.7/7.15 | 18.44 | 0.140 | 0.0076 | 1.71 | 9.80 | 183.07 | 1.95 | 51.2 | |
| 24 | 6.7/7.15 | 14.49 | 0.148 | 0.0102 | 1.87 | 10.87 | 185.20 | 2.24 | 44.0 | |
| Mean | 50.9±3.0 |
Abbreviations: BW, body weight (g); D, tubule diameter (μm); GCD%, percentage germ cell death; RW, relative testis weight; S/100, number of Sertoli cells per 100 μm; Sertoli, number of Sertoli cells; SSR, spermatid-to-spermatocyte ratio; TW, testis weight (g).
The asterisk indicates the wild hybrid. Mean values are provided with standard error.