NK cells are effective against viral infected cells only if the cell with infection___________?
Correct answer: A. Unable to express MHC class I proteins
- A. Unable to express MHC class I proteins
- B. Exprss MHC class I proteins
- C. Express MHC class II proteins
- D. Unable to express MHC class II proteins
Explanation
NK cells preferentially attack infected or tumour cells that have lost or markedly reduced MHC class I expression, removing the normal inhibitory signal. This is called “missing-self” recognition.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
Practise Immunopathology
8 free Immunopathology MCQs from Pathology, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Pathology questions like this
Pathology 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 Immunopathology questions
Which one of the following does not present antigens ?
T-Helper cells (TH2) initiates which type of immunity_______________?
DiGeorge's syndrome is due to___________?
Early positive reaction in lepromin test is___________?
The type of immunity activated in tuberculosis is____________?
VIRCHOW's cells are seen in___________?