Funding for this research was provided by:
School of Veterinary Science, Shiraz University (87GRVT47)
Article History
Received: 7 November 2018
Accepted: 2 January 2019
First Online: 11 January 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This experiment was performed under the approval of the state committee on animal ethics, Shiraz University, Shiraz, Iran. Also, the recommendations of European Council Directive (86/609/EC) of November 24, 1986, regarding the protection of animals used for experimental purposes, were considered.