Skip to main content

Table 1 Kinetic parameters (CASA) of pre-freezing and post-thawing ram sperm for two freezing methods

From: Effect of controlled and uncontrolled cooling rate on motility parameters of cryopreserved ram spermatozoa

  Pre-freezing Post-thawin RR. for TM RR. for PM
  TM (%) PM (%) TM (%) PM (%) VSL (μm/s) VAP (μm/s) VCL (μm/s) LIN (%)   
Method 1 83.2 ± 8.2a 73.1 ± 13.5a 74.6 ± 7.8a 53.9 ± 10.5a 96.1 ± 44.4a 107.3 ± 40.5 158.6 ± 51.8a 60.59 ± 19 0.89 0.74
Method 2 79.1 ± 8.0b 64.8 ± 12.5b 61.2 ± 11.1b 46.1 ± 6.7b 78.4 ± 18.4b 91.1 ± 20.3 133.0 ± 28.3b 58.9 ± 9 0.77 0.71
  1. a,b Different superscripts within columns are significantly differ.
  2. VSL (straight linear velocity, μm/s), VCL (curvilinear velocity, μm/s), VAP (average path velocity, μm/s), LIN = VSL/VCL × 100 (linearity, %), RR (recovery rate), TM (total motility) and PM (progressives motility).
\