Table 5 Plasma protein electrophoresis comparison between female and male nursehounds (Scyliorhinus stellaris) maintained under human care. Bold font indicates statistically significant differences between sexes (p < 0.05; Mann-Whitney U test)

Female (n = 30)

Male (n = 32)

Analyte (unit)

Mean

SD

Median

Min

Max

Mean

SD

Median

Min

Max

P

TP (g/l)

25.03

4.58

24.00

20.00

36.00

24.31

3.90

23.00

19.00

32.00

0.640

Fraction 1 (%)

0.81

0.37

0.74

0.31

1.50

0.68

0.33

0.63

0.22

1.48

0.265

Fraction 2 (%)

2.06

0.67

2.00

0.84

3.30

1.91

0.78

1.76

0.80

3.90

0.260

Fraction 3 (%)

9.85

1.90

10.55

6.00

12.70

10.12

1.89

10.14

5.60

14.50

0.944

Fraction 4 (%)

25.48

3.85

26.85

16.60

33.68

27.70

2.68

27.58

21.66

33.50

0.030

Fraction 5 (%)

28.33

4.51

28.80

19.80

34.99

29.22

3.15

29.76

20.70

34.66

0.693

Fraction 6 (%)

13.71

3.29

12.90

8.99

19.64

12.77

3.00

12.32

7.68

19.66

0.278

Fraction 7 (%)

14.18

4.68

13.29

5.56

24.80

12.36

3.82

12.50

5.56

20.80

0.195

Fraction 8 (%)

5.58

1.50

5.41

2.30

8.10

5.23

1.68

5.35

1.80

7.72

0.463

Fraction 1 (g/l)

0.20

0.09

0.18

0.07

0.43

0.17

0.09

0.15

0.05

0.33

0.172

Fraction 2 (g/l)

0.52

0.22

0.45

0.26

1.17

0.47

0.21

0.41

0.19

0.94

0.254

Fraction 3 (g/l)

2.47

0.67

2.35

1.38

4.06

2.46

0.61

2.35

1.34

3.98

0.977

Fraction 4 (g/l)

6.39

1.65

5.96

4.14

10.06

6.77

1.46

6.59

4.77

9.57

0.237

Fraction 5 (g/l)

7.14

1.91

6.96

4.67

10.83

7.11

1.46

6.65

4.97

11.09

0.921

Fraction 6 (g/l)

3.40

0.93

3.13

2.16

5.75

3.10

0.85

3.06

1.69

5.38

0.291

Fraction 7 (g/l)

3.49

1.18

3.21

1.80

6.81

2.96

0.89

2.82

1.22

4.99

0.078

Fraction 8 (g/l)

1.42

0.54

1.29

0.52

2.71

1.27

0.46

1.31

0.52

2.01

0.352