CAG-GFP Adeno-associated virus(AAV Serotype 1) which express eGFP under the control CAG (also known as CBA) promoter which is a combination of the cytomegalovirus (CMV) early enhancer element and chicken beta-actin promoter for high levels of gene express http://www.creative-biogene.com/CAG-GFP-Adeno-associated-virusAAV-Serotype-1-1233952-86.html