Abstract:In recent years,since the special properties of the cyclodextrin(CDs),it has won more and more favors from different industries,such as food,cosmetic,pharmaceutical and so on.The CDs were in a great demand and also consumed with a stable speed around the world.As the most important factor in cyclodextrin industry,the cyclodextrin glycosyltransferase(CGTase,EC 2.4.1.19) became one of the hot points in CDs investigations.Today,less systematic work which related to the screening of CGTase strains had been done besides the catalysis mechanism and product specificity.This paper plans to directly describe the comprehensive means of obtaining the superior CGTase based on the future appeal of CD industry.Simultaneously,combine the former research results and the advantageous resources of our own country,in order to put forward expect of this field
