Ahmed I El-Diwany 
        
				
					
					
						
						Ahmed I El-Diwany 
	
					    
Chemistry of Natural and Microbial Products Department, National Research Center, Giza, Egypt                            
                            
						
					 
				 
								Biography
				Ahmed I El-Diwany has extended valuable service for many years. Also has been a recipient of many awards and grants. International experience includes various programs, contributions and participation in different countries for diverse fields of study