Question

An example of gene therapy is

• A. Production of injectible hepatitis B vaccine
• B. Production of vaccines in food crops like potatoes which can be eaten.
• C. Introduction of gene for adenosine deaminase in persons suffering from SCID
• D. Production of test tube babies by artificial insemination and implantation of fertilised eggs.

Answer 1

Answer: (C)

Introduction of gene for adenosine deaminase in persons suffering from SCID

Gene therapy is a collection of methods that allows correction of gene defect that has been diagnosed in a child for adenosine deaor embryo. An example of gene therapy is the introduction of geneminase in persons suffering from ADA deficiency, a disorder caused due to the deletion of gene for adenosine deaminase. In some patients , it can be cured by bone marrow transplantation whereas in some by the enzyme replacement therapy

So, the correct option is 'introduction of gene for adenosine deaminase in persons suffering from SCID'