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Semen Characteristics of Yankasa Rams Following Cypermethrin Treatment

Received: 5 October 2016    Accepted: 11 November 2016    Published: 6 May 2017
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Abstract

This work was aimed to assess the semen characteristics of Yankasa rams following Cypermethrin treatment. Cypermethrin was used topically at the dose rate of 3mg/kg b.w (0.1ml/kg). Sixteen healthy Yankasa rams and weighing between 21.5kg and 43kg and between the ages of 18 and 30 months were used. The animals were divided into groups A and B. Group A was given 3% Cypermethrin as pour-on fortnightly for a period of twelve weeks. Group B was given distilled water at the same rate (0.1ml/kg), route of administration and period. Semen samples were collected weekly by the use of a battery powered hand held electro ejaculator. Results showed that Cypermethrin significantly reduced mean sperm concentration, motility, viability, semen volume and pH of Yankasa rams. The difference between the mean sperm motility of groups A and B in weeks 6, 7 and 8 were statistically significant (P<0.05). The values were 37.78 ± 5.21% and 82.11 ± 9.12%, 22.86 ± 4.10% and 73.42 ± 8.07%, 32.14 ± 10.17 and 67.86 ± 9.31% for groups A and B respectively. Semen volume was significantly higher in control rams at week 2 (P<0.05). The values were 0.36 ± 0.04ml and0.93 ± 0.26mlfor groups A and B respectively. The difference between the mean sperm concentration of groups A and B were statistically significant in weeks 5 and 7 (P<0.05). The mean sperm concentrations of groups A and B were 3190 ± 499.76 x 106/ml and 4558 ± 558.10 x 106/ml, 1931 ± 102.57 x 106/ml and 3300 ± 309.15 x 106/ml for weeks 5 and 7 respectively. The difference between the mean percentage live of groups A and B were statistically significant in weeks 6, 7 and 8 (P<0.05). The values were 45.55 ± 4.75 % and 82.22 ± 7.78% in week 6, 48.57 ± 5.95% and 84.29 ± 3.69% in week 7, 47.14 ± 9.44 and 74.29 ± 3.69% in week 8 for groups A and B respectively. By week 12 of the experiment, the mean semen pH values 6.60 ± 0.10 and 8.00 ± 0.09 for groups A and B respectively were significantly different (P<0.05).It was concluded that Cypermethrin lowers semen quality of Yankasa rams. It was therefore, recommended that Cypermethrin be used with caution inrams and further studies on the meat residue be done for public health concern.

Published in European Journal of Clinical and Biomedical Sciences (Volume 3, Issue 3)
DOI 10.11648/j.ejcbs.20170303.11
Page(s) 53-58
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Semen, Characteristics, Cypermethrin, Yankasa, Rams

References
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[13] Ubah, S. A., Ogwu, D., Rekwot, P. I., Rwuaan, J. S and Chibuogwu, I. C (2016). Gonadal and epididymal sperm reserves of Yankasa rams treated with Cypermethrin. American Journal of Biomedical and Life Sciences 4(2) pp16-20.
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[17] Singh, K. P., Jouhari, D. C., Majumdar, S., Mohpatra, S. C and Thiyagasundaram, T. S. (1987). Evaluation of semen quality traits of White Leghorn selected for egg production. Indian Journal of Poultry Science, 22: 129-132.
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    Ubah Simon Azubuike, Ogwu David, Rekwot Peter Ibrahim, Rwuaan Joseph Sankey, Chibuogwu Ijeoma Chika, et al. (2017). Semen Characteristics of Yankasa Rams Following Cypermethrin Treatment. European Journal of Clinical and Biomedical Sciences, 3(3), 53-58. https://doi.org/10.11648/j.ejcbs.20170303.11

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    Ubah Simon Azubuike; Ogwu David; Rekwot Peter Ibrahim; Rwuaan Joseph Sankey; Chibuogwu Ijeoma Chika, et al. Semen Characteristics of Yankasa Rams Following Cypermethrin Treatment. Eur. J. Clin. Biomed. Sci. 2017, 3(3), 53-58. doi: 10.11648/j.ejcbs.20170303.11

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    AMA Style

    Ubah Simon Azubuike, Ogwu David, Rekwot Peter Ibrahim, Rwuaan Joseph Sankey, Chibuogwu Ijeoma Chika, et al. Semen Characteristics of Yankasa Rams Following Cypermethrin Treatment. Eur J Clin Biomed Sci. 2017;3(3):53-58. doi: 10.11648/j.ejcbs.20170303.11

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  • @article{10.11648/j.ejcbs.20170303.11,
      author = {Ubah Simon Azubuike and Ogwu David and Rekwot Peter Ibrahim and Rwuaan Joseph Sankey and Chibuogwu Ijeoma Chika and Enem Simon Ikechukwu},
      title = {Semen Characteristics of Yankasa Rams Following Cypermethrin Treatment},
      journal = {European Journal of Clinical and Biomedical Sciences},
      volume = {3},
      number = {3},
      pages = {53-58},
      doi = {10.11648/j.ejcbs.20170303.11},
      url = {https://doi.org/10.11648/j.ejcbs.20170303.11},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ejcbs.20170303.11},
      abstract = {This work was aimed to assess the semen characteristics of Yankasa rams following Cypermethrin treatment. Cypermethrin was used topically at the dose rate of 3mg/kg b.w (0.1ml/kg). Sixteen healthy Yankasa rams and weighing between 21.5kg and 43kg and between the ages of 18 and 30 months were used. The animals were divided into groups A and B. Group A was given 3% Cypermethrin as pour-on fortnightly for a period of twelve weeks. Group B was given distilled water at the same rate (0.1ml/kg), route of administration and period. Semen samples were collected weekly by the use of a battery powered hand held electro ejaculator. Results showed that Cypermethrin significantly reduced mean sperm concentration, motility, viability, semen volume and pH of Yankasa rams. The difference between the mean sperm motility of groups A and B in weeks 6, 7 and 8 were statistically significant (P<0.05). The values were 37.78 ± 5.21% and 82.11 ± 9.12%, 22.86 ± 4.10% and 73.42 ± 8.07%, 32.14 ± 10.17 and 67.86 ± 9.31% for groups A and B respectively. Semen volume was significantly higher in control rams at week 2 (P<0.05). The values were 0.36 ± 0.04ml and0.93 ± 0.26mlfor groups A and B respectively. The difference between the mean sperm concentration of groups A and B were statistically significant in weeks 5 and 7 (P<0.05). The mean sperm concentrations of groups A and B were 3190 ± 499.76 x 106/ml and 4558 ± 558.10 x 106/ml, 1931 ± 102.57 x 106/ml and 3300 ± 309.15 x 106/ml for weeks 5 and 7 respectively. The difference between the mean percentage live of groups A and B were statistically significant in weeks 6, 7 and 8 (P<0.05). The values were 45.55 ± 4.75 % and 82.22 ± 7.78% in week 6, 48.57 ± 5.95% and 84.29 ± 3.69% in week 7, 47.14 ± 9.44 and 74.29 ± 3.69% in week 8 for groups A and B respectively. By week 12 of the experiment, the mean semen pH values 6.60 ± 0.10 and 8.00 ± 0.09 for groups A and B respectively were significantly different (P<0.05).It was concluded that Cypermethrin lowers semen quality of Yankasa rams. It was therefore, recommended that Cypermethrin be used with caution inrams and further studies on the meat residue be done for public health concern.},
     year = {2017}
    }
    

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  • TY  - JOUR
    T1  - Semen Characteristics of Yankasa Rams Following Cypermethrin Treatment
    AU  - Ubah Simon Azubuike
    AU  - Ogwu David
    AU  - Rekwot Peter Ibrahim
    AU  - Rwuaan Joseph Sankey
    AU  - Chibuogwu Ijeoma Chika
    AU  - Enem Simon Ikechukwu
    Y1  - 2017/05/06
    PY  - 2017
    N1  - https://doi.org/10.11648/j.ejcbs.20170303.11
    DO  - 10.11648/j.ejcbs.20170303.11
    T2  - European Journal of Clinical and Biomedical Sciences
    JF  - European Journal of Clinical and Biomedical Sciences
    JO  - European Journal of Clinical and Biomedical Sciences
    SP  - 53
    EP  - 58
    PB  - Science Publishing Group
    SN  - 2575-5005
    UR  - https://doi.org/10.11648/j.ejcbs.20170303.11
    AB  - This work was aimed to assess the semen characteristics of Yankasa rams following Cypermethrin treatment. Cypermethrin was used topically at the dose rate of 3mg/kg b.w (0.1ml/kg). Sixteen healthy Yankasa rams and weighing between 21.5kg and 43kg and between the ages of 18 and 30 months were used. The animals were divided into groups A and B. Group A was given 3% Cypermethrin as pour-on fortnightly for a period of twelve weeks. Group B was given distilled water at the same rate (0.1ml/kg), route of administration and period. Semen samples were collected weekly by the use of a battery powered hand held electro ejaculator. Results showed that Cypermethrin significantly reduced mean sperm concentration, motility, viability, semen volume and pH of Yankasa rams. The difference between the mean sperm motility of groups A and B in weeks 6, 7 and 8 were statistically significant (P<0.05). The values were 37.78 ± 5.21% and 82.11 ± 9.12%, 22.86 ± 4.10% and 73.42 ± 8.07%, 32.14 ± 10.17 and 67.86 ± 9.31% for groups A and B respectively. Semen volume was significantly higher in control rams at week 2 (P<0.05). The values were 0.36 ± 0.04ml and0.93 ± 0.26mlfor groups A and B respectively. The difference between the mean sperm concentration of groups A and B were statistically significant in weeks 5 and 7 (P<0.05). The mean sperm concentrations of groups A and B were 3190 ± 499.76 x 106/ml and 4558 ± 558.10 x 106/ml, 1931 ± 102.57 x 106/ml and 3300 ± 309.15 x 106/ml for weeks 5 and 7 respectively. The difference between the mean percentage live of groups A and B were statistically significant in weeks 6, 7 and 8 (P<0.05). The values were 45.55 ± 4.75 % and 82.22 ± 7.78% in week 6, 48.57 ± 5.95% and 84.29 ± 3.69% in week 7, 47.14 ± 9.44 and 74.29 ± 3.69% in week 8 for groups A and B respectively. By week 12 of the experiment, the mean semen pH values 6.60 ± 0.10 and 8.00 ± 0.09 for groups A and B respectively were significantly different (P<0.05).It was concluded that Cypermethrin lowers semen quality of Yankasa rams. It was therefore, recommended that Cypermethrin be used with caution inrams and further studies on the meat residue be done for public health concern.
    VL  - 3
    IS  - 3
    ER  - 

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Author Information
  • Department of Theriogenology, Faculty of Veterinary Medicine, University of Abuja, Federal Capital Territory, Nigeria

  • Department of Theriogenology and Production, Ahmadu Bello University Zaria, Kaduna State, Nigeria

  • Department of Theriogenology and Production, Ahmadu Bello University Zaria, Kaduna State, Nigeria

  • Department of Theriogenology and Production, Ahmadu Bello University Zaria, Kaduna State, Nigeria

  • Animal Science Department, Faculty of Agriculture, University of Abuja, Federal Capital Territory, Nigeria

  • Department of Veterinary Public Health, Faculty of Veterinary Medicine, University of Abuja, Federal Capital Territory Nigeria

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