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Table 2 Living, dying, dead sperm cells, %DFI, acrosome status, and mitochondrial membrane potential in frozen-thawed AI doses (mean ± SD) from beef to dairy bulls (n = 37)

From: Sperm quality in frozen beef and dairy bull semen

Parameter Beef (n = 17) Dairy (n = 20) Significance
Living (%) 40 ± 11 46 ± 8 Trend P = 0.053
Dying (%) 6 ± 3 5 ± 3 NS
Dead (%) 55 ± 14 49 ± 8 NS
% DFI 6 ± 3 4 ± 1 P < 0.01
Live not acrosome reacted (%) 59 ± 12 52 ± 8 P < 0.05
Dead not acrosome reacted (%) 18 ± 12 32 ± 8 P < 0.001
Live acrosome reacted (%) 0.3 ± 0.3 0.3 ± 0.2 NS
Dead damaged (%) 21 ± 11 17 ± 10 P < 0.001
High respiratory activity (%) 36 ± 10 58 ± 12 P < 0.001
Low respiratory activity (%) 64 ± 10 42 ± 12 P < 0.001
  1. NS not significant (P > 0.05)