Faculty of Pharmacy Council (meeting number 659, held on 25/9/2018) approved the registration the Master thesis title of Pharmacist/ Haitham Mohammed Sedky Abdalla - Demonstrator in Microbiology and Immunology Department, Faculty of Pharmacy, Assiut University - Registered to obtain the Master Degree in Pharmaceutical Sciences (Microbiology and Immunology). Title: Correlation Between Regulatory B Cells and Vitamin D Status in Term and Preterm Labor Under supervision of: 1- Prof. Dr./ Khaled Mohamed Hassanein, Professor of Medical Microbiology and Immunology, Faculty of Medicine, Assiut University 2- Dr./ Helal Fouad Hetta, Lecturer of Medical Microbiology and Immunology, Faculty of Medicine, Assiut University 3- Dr./ Rawhia Fathy Abdel-Hamid, Lecturer of Medical Microbiology and Immunology, Faculty of Medicine, Assiut University