Received: 14 July 2020
Accepted: 14 August 2020
First Online: 9 September 2020
Ethics approval and consent to participate
: Nigeria Institute of Medical Research gave approval to use the animals for this study. Approval for the research was also granted by the Department of Pure and Applied Zoology review committee on 27<sup>th</sup> July, 2018, after making a presentation on the research proposal with reference No. PG12-0388/002/018. Experiments were performed in accordance with the Guide of the Care and Use of Laboratory Animals of the National Institutes of Health.
: The authors gave their consent to the Bulletin of Natural Research Centre to publish this manuscript if accepted for publication.
: The authors declare that they have no competing interests.