Multiple choice

A defect in which of the following results in Di George syndrome?

  1. Purine nucleoside phosphorylase

  2. WASP

  3. Thymic development

  4. DNA repair

  5. CD3

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Stem cells are unable to differentiate to mature T-cells in the absence of the thymic microenvironment.