In gene therapy of Adenosine Deaminase $(ADA)$ deficiency,the patient requires periodic infusion of genetically engineered lymphocytes because

  • A
    Gene isolated from marrow cells producing $ADA$ is introduced into cells at embryonic stages.
  • B
    Lymphocytes from patient's blood are grown in culture,outside the body.
  • C
    Genetically engineered lymphocytes are not immortal cells.
  • D
    Retroviral vector is introduced into these lymphocytes.

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Similar Questions

Enzyme used in $ELISA$ test is

Match List-$I$ with List-$II$:
List-$I$List-$II$
$A. \alpha-1$ antitrypsin$I. \text{Cotton bollworm}$
$B. \text{Cry } IAb$$II. ADA \text{ deficiency}$
$C. \text{Cry } IAc$$III. \text{Emphysema}$
$D. \text{Enzyme replacement therapy}$$IV. \text{Corn borer}$

Choose the correct answer from the options given below:

An example of gene therapy is

What is produced by genetically engineered bacteria?

An example of gene therapy is .......

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