Received: 19 September 2020
Accepted: 23 June 2021
First Online: 3 July 2021
: This study was carried out according to the criteria outlined in the “<i>Guide for the Care and Use of Laboratory Animals</i>” prepared by the National Academy of Sciences and published by the National Institute of Health. <i>All protocols in this study were approved by the Committee</i> of Experimental Animals Care and Use, Sana’a University (Mel/2014).
: Not applicable.
: The authors declare that they have no competing interests.