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Table 1 Effect of grilled tilapia fish diets fed for 3 months on serum reproductive hormones, prolactin, sperm count, and sperm abnormalities of male albino rats

From: Fish diet and male reproductive hormones in albino rats

  

Parameters

  

Total testosterone (ng/ml)

17β-Estradiol (pg/ml)

FSH (nIU/ml)

LH (IU/ml)

Prolactin (ng/ml)

Sperm count (× 106)

Sperm abnormalities (%)

Groups

        

 Normal control group

Range

2.12–3.83

0.42–0.56

0.78–1.20

3.20–4.10

0.50–0.67

8.05–9.20

6.00–8.00

Mean ± S.E.

2.93 ± 0.30

0.47 ± 0.02

0.96 ± 0.09

3.65 ± 0.23

0.59 ± 0.04

8.50 ± 0.35

7.33 ± 0.67

Rats fed with grilled tilapia fish groups

Wild fresh water tilapia fish

Range

1.22–2.83

0.41–0.61

0.41–0.65

3.00–5.00

0.68–0.81

5.35–7.70

10.00–12.00

Mean ± S.E.

1.87 ± 0.24

0.48 ± 0.03

0.50 ± 0.05

4.33 ± 0.67

0.73 ± 0.03

6.53 ± 1.18

11 ± 1

% of change

− 36.18

2.13

− 47.92

18.63

23.73

− 23.18

50.07

P value

P < 0.05(a)

N.S(a)

P < 0.01(a)

N.S(a)

P < 0.05(a)

N.S(a)

P < 0.05(a)

Farmed fresh water tilapia fish

Range

1.42–2.08

0.43–0.53

0.39–0.65

3.00–4.10

0.70–0.90

4.65–5.65

10.00–14.00

Mean ± S.E.

1.69 ± 0.08

0.48 ± 0.01

0.55 ± 0.08

3.50 ± 0.29

0.80 ± 0.04

5.07 ± 0.3

12.33 ± 1.20

% of change

− 42.32(a)–9.63(b)

2.13(a) 0(b)

− 42.71(a) 10(b)

− 4.11(a)–19.17(b)

35.59(a) 9.59(b)

− 40.35(a)–22.36(b)

68.21(a) 12.09(b)

P value

P < 0.01(a) N.S(b)

N.S(a), (b)

P < 0.05(a) N.S(b)

N.S(a), (b)

P < 0.05(a) N.S(b)

P < 0.01(a) N.S(b)

P < 0.05(a) N.S(b)

Wild brackish water tilapia fish

Range

1.50–2.26

0.42–0.51

0.21–0.31

1.00–2.00

0.39–0.41

4.55–7.80

10.00–14.00

Mean ± S.E.

1.84 ± 0.10

0.46 ± 0.01

0.27 ± 0.03

1.40 ± 0.24

0.40 ± 0.01

6.57 ± 1.02

11.67 ± 1.20

% of change

− 37.20

− 2.13

− 71.88

− 61.64

− 32.20

− 22.71

59.21

P value

P < 0.01(a)

N.S(a)

P < 0.01(a)

P < 0.001(a)

P < 0.05(a)

N.S(a)

P < 0.05(a)

Farmed brackish water tilapia fish

Range

1.29–1.76

0.42–0.50

0.39–0.53

1.00–2.00

0.86–0.99

5.00–7.75

11.00–16.00

Mean ± S.E.

1.53 ± 0.1

0.45 ± 0.01

0.45 ± 0.03

1.40 ± 0.24

0.92 ± 0.03

5.84 ± 0.51

13.67 ± 1.45

% of change

− 47.78(a)–16.85(c)

− 4.26(a)–2.17(c)

− 53.13(a) 66.67(c)

− 61.64(a) 0(c)

55.93(a) 130(c)

- -31.29(a)–11.11(c)

86.49(a) 17.14(c)

P value

P < 0.01(a) N.S(c)

N.S(a), (c)

P < 0.01(a), (c)

P < 0.001(a) N.S(c)

P < 0.01(a) P < 0.001(c)

P < 0.05(a) N.S(c)

P < 0.05(a) N.S (c)

ANOVA

F = 8.63

P < 0.001

F = 0.47

N.S

F = 17.10

P < 0.001

F = 18.42

P < 0.001

F = 30.64

P < 0.001

F = 3.62

P < 0.05

F = 4.39

P < 0.05

  1. (a)Compared with the normal control group
  2. (b)Compared with wild fresh water
  3. (c)Compared with wild brackish water
  4. N.S nonsignificant