DIAGNOSTIC RECOMBINANT VECTORS FOR CLONING, MANIPULATING AND EXPRESSING RECOMBINANT DNA FOR SCIENTIFIC AND MEDICAL RESEARCH USE; DIAGNOSTIC CHEMICAL, BIOCHEMICAL, BIOLOGICAL AND BIOTECHNOLOGICAL PREPARATIONS AND SUBSTANCES, NAMELY, RECOMBINANT VECTORS FOR SCIENTIFIC AND MEDICAL RESEARCH USE; CHEMICAL, BIOCHEMICAL, BIOLOGICAL AND BIOTECHNOLOGICAL PREPARATIONS AND SUBSTANCES, NAMELY, CELL GROWTH SUPPORT STRUCTURES AND SUBSTRATES FOR USE IN CELL CULTURES AND INDUSTRIAL, SCIENTIFIC AND MEDICAL RE...