a functional ADAcDNA can be introduced into the cells of the patients receiving gene therapy by using vector constituted by:
Answers (1)
The deficiency of the purine salvage enzyme adenosine deaminase is associated with severe B and T-cell dysfunction. In order to investigate the ADA molecule, gene therapy using E.coli, cDNA clones encoding ADA gene sequences are obtained. So, the correct option is 'E.coli'.