Acknowledgments
The authors would like to thank all staff members of Environmental Studies & Research Institute-University of Sadat City, Egypt; Department of Pharmacology and Toxicology, Faculty of Pharmacy-Tanta University, Egypt; Department of Medical Physiology, Faculty of Medicine-Tanta University, Egypt for providing support. The authors are thankful to Dr. Emad Abdelmaksoud Elnaggar, Specialist of Cardiology, Mahala Cardiac Center, Egypt for his helpful comments and suggestions from his clinical point of view.