Text and Data Mining valid from 2018-06-28
Received: 6 February 2018
Accepted: 19 June 2018
First Online: 28 June 2018
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: The research was approved by the Ethics Committee of the Department of Biological Sciences Covenant University, Nigeria. All animals were also treated in line with the National institute of Health (NIH) guidelines for the use and care for animals in the laboratory (NIH 2011).