Skip to main content

Table 4 Sperm parameters (numbers and morphology) of 90-day-old adult male rats

From: In utero protein restriction causes growth delay and alters sperm parameters in adult male rats

   Parameters HC Group (n = 10) SC Group (n = 10)
Sperm counts in the testis   
Spermatid number (×106) 140.30 ± 5.61* 168.77 ± 8.98
Spermatid number/g organ (×106/g) 116.28 ± 4.31 133.22 ± 8.04
DSP (×106/testis/day) 23.05 ± 0.92* 27.66 ± 1.47
rDSP (×106/day/g) 19.11 ± 0.73 21.83 ± 1.32
Sperm counts in the epididymis
Caput/Corpus
  
Sperm number (×106) 113.95 ± 6.50 123.98 ± 7.34
Sperm number/g organ (×106/g) 386.00 ± 14.35 386.08 ± 17.66
Sperm transit time (days) 4.96 ± 0.32 4.56 ± 0.31
Cauda   
Sperm number (×106) 140.09 ± 8.62* 182.12 ± 4.47
Sperm number/g organ (×106/g) 895.93 ± 38.38* 1091.50 ± 44.84
Sperm transit time (days) 6.12 ± 0.35 6.70 ± 0.32
Sperm morphology   
1 Normal shaped sperm (%) 94 [92.25 - 94.87]* 96.25 [95.62 - 96.87]
1Sperm with cytoplasmatic droplet (%) 70.25 [64.50 - 79.37]* 45.75 [37.13 - 54.87]
  1. HC group: hypoproteic chow; SC group: standard chow.
  2. DSP - Daily sperm production. rDSP - Relative daily sperm production. Values expressed as mean ± SEM. 1 Values expressed as median and interquartile intervals [Q1 - Q3]. Mann-Whitney Test. *p < 0.05.