1. Biology Department, College of Science, King Khalid University, Abha, Saudi Arabia
2. Zoology Department, College of Science, Damanhour University, Damanhour, Egypt
3. Biology Department, College of Science for Girls, King Khalid University, Abha, Saudi Arabia
4. Pathology Department, College of Medicine, Taif University, Taif, Saudi Arabia
5. Mansoura Research Centre for Cord Stem Cell (MARC-CSC), Stem Cells Bank, Children’s Hospital, Mansoura University, Mansoura, Egypt