Received: 16 October 2020
Accepted: 8 February 2021
First Online: 6 March 2021
Ethics approval and consent to participate
: This research was approved by the ethical committee of Faculty of Biological Sciences, University of Nigeria Nsukka, Enugu State, Nigeria, with an approval number: UNN/FBS/EC/1035. The rats were handled according to the guidelines of the National Institute of Health (NIH) on the case and use of laboratory animals.
: Not applicable
: The authors declare no competing interests.