IN VITRO EFFECTS OF SELENIUM AND α-TOCOPHEROL INCLUSION ON SPERMATOZOA QUALITY OF EXTENDED COCK SEMEN STORED UNDER ROOM TEMPERATURE

Lawanson, A. A. and Sokunbi, O. A. and Obi, G. C. (2019) IN VITRO EFFECTS OF SELENIUM AND α-TOCOPHEROL INCLUSION ON SPERMATOZOA QUALITY OF EXTENDED COCK SEMEN STORED UNDER ROOM TEMPERATURE. FEPI-JOPAS, 1 (1). pp. 76-82. ISSN 2714-2531

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Abstract

Cock spermatozoa are highly susceptible to deterioration during storage in vitro, hence, the need to study the effect of α-tocopherol and selenium in Ringer’s solution as cock semen extender. Semen samples were collected from fifteen Lohmann breeder cocks, pooled and divided into nine groups: Ringers Solution (RS) without antioxidant (T1), RS with α-tocopherol at 25 (T2), 50 (T3), 75 (T4) or 100μgm/l (T5) and selenium at 25 (T6), 50 (T7), 75 (T8) or 100μgm/l (T9). All treatments were stored under room temperature (27 – 29 ᵒC) and evaluated every 3hours until motility dropped below 50%. Spermatozoa Motility (SM), Liveability, Total Antioxidant Capacity (TAC, mmol/l) and Lipid Peroxidation (LP, MMDA/l06 Spermatozoa) were determined using standard procedures. Data were analysed using ANOVA at α0.05. Result showed that progressive motility decreased below 50% after 6 hours of storage. α-tocopherol inclusion level at 100μgm/L for SM (91.7%) and liveability (94.5%) at 3h evaluation period were significantly higher than control (81.7%) and T9 (85.2%), respectively. The TAC ranged from 2.0 (T9) to 3.2 (T5), while LP ranged from 0.5 (T1) to 2.8 (T7) at 3 hours. It was concluded that α-tocopherol inclusion at 100μgm/l in Ringers solution improved cock spermatozoa motility and liveability.

Item Type: Article
Subjects: S Agriculture > S Agriculture (General)
Divisions: Faculty of Medicine, Health and Life Sciences > School of Biological Sciences
Depositing User: Mr Taiwo Egbeyemi
Date Deposited: 13 Jul 2020 11:47
Last Modified: 13 Jul 2020 11:47
URI: http://eprints.federalpolyilaro.edu.ng/id/eprint/1016

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