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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