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Table 2 Fetal testes weights and histological analyses

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

  1. Mean values presented ± standard error of the mean