Article History
Received: 25 August 2019
Revised: 3 November 2019
Accepted: 6 November 2019
First Online: 12 November 2019
Compliance with Ethical Standards
:
: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be constructed as a potential conflict of interest.
: This study was carried out in accordance with the principles and recommendations of the National Institutes of Health Guide for the Care and Use of Laboratory Animals. The protocol was approved by the ethics committee of the German University in Cairo.