From: Associations between testicular development and fetal size in the pig
Variable | Gestational day | P value | ||
---|---|---|---|---|
45 | 60 | 90 | ||
Average litter size | 16.50 ± 1.456 | 16.33 ± 0.954 | 15.00 ± 1.304 | > 0.1 |
Mean fetal weight, g | 19.58 ± 1.211a | 105.9 ± 6.037b | 632.2 ± 41.28c | < 0.001 |
Mean testes weight, g | 0.039 ± 0.003a | 0.130 ± 0.020b | < 0.001 | |
Mean testes weight as a percentage of fetal weight, % | 0.039 ± 0.003a | 0.024 ± 0.002b | < 0.001 | |
Mean number of tubules per 0.1mm2 | 17.44 ± 0.650a | 12.72 ± 0.837b | < 0.001 | |
Mean tubule diameter, μm | 51.79 ± 0.813 | 55.32 ± 1.476 | 0.09 | |
Mean tubule area, μm2 | 2751 ± 97.56 | 2993 ± 149.2 | > 0.10 | |
Mean number of germ cells/tubule | 3.360 ± 0.235a | 4.671 ± 0.388b | < 0.05 | |
Mean number of sertoli cells/tubule | 21.33 ± 0.833 | 26.24 ± 3.016 | > 0.1 |