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. 2021 Sep 3;8:662887. doi: 10.3389/fvets.2021.662887

Table 3.

pH, osmolarity, and enzyme profile of Poitou jackass seminal plasma.

Parameters Jackass 1
(J1)
Jackass 2
(J2)
Range (J1 + J2) Gupta et al. (18) Kumar (29) Talluri et al. (9) Kumar et al. (30)
Mean ± SD Mean ± SD Mean ± SD 95% Confidence interval Mean ± SD a Mean ± SD a Mean ± SD a Mean ± SD a
pH 7.40 ± 0.1 7.45 ± 0.1 7.42 ± 0.1 7.42–7.42 7.31 ± 0.3 7.73 ± 0.2 7.30 ± 0.0 7.45 ± 0.4
Osmolarity (mOsm/kg) 285.7 ± 4.2 285.7 ± 8.7 285.7 ± 6.5 282.0–289.4
Enzymes
ALP (μkat/L) 338.0 ± 81.5 206.9 ± 56.5 297.5 ± 115.8 231.9–362.9 0.9 ± 0.2 - 0.2 ± 0.08
AST (μkat/L) 4.9 ± 0.1 3.4 ± 1.2 4.1 ± 1.3 3.4–4.9
GGT (μkat/L) 301.8 ± 215.5 272.0 ± 146.5 286.9 ± 176.4 187.1–386.7
Number of donkeys 1 1 2 5 4 6 6
Number of ejaculates 6 6 12 150 24 60 48
Donkey age (years) 3 6 3–6 4–6 4–7
Donkey weight (kg) 380 450 380–450
a

Values of standard error of the mean were transformed to standard deviation.

ALP, alkaline phosphatase; AST, aspartate aminotransferase; GGT, gamma-glutamyltransferase.