The earliest identifiable cells of T-Cell lineage during maturation are_______________?
Correct answer: A. CD7+ Pro-T-Cells
- A. CD7+ Pro-T-Cells
- B. CD5+ Pre-T-Cells
- C. CD8+ Pro-T-Cells
- D. CD8+ Pre-T-Cells
Explanation
CD7 is the earliest reliable T-lineage marker and appears on pro-T cells before the later CD4 or CD8 stages. CD5 and CD8 are acquired later during thymic maturation.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? support@testustad.com
Practise Immunology
90 free Immunology MCQs from Microbiology, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Exams that ask Microbiology questions like this
Microbiology is on 6 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Immunology questions
Which is type II hypersensitivity ?
When horse serum is injected intravenoulsy in to a rabbit and again in to the skin two or three weeks later, what is the necrotizing reaction that occurs as the site of the second injection________________?
Negative phase is seen in ________ immunity?
The following immunoglobulin is not known to fix complement_________________?
The reaginic antibody is________________?
Secondary response is mediated by_______________?