Which of the following better describes cross-presentation of protein antigens by professional antigen-presenting cells to naïve TC cells?
A) Presentation of intracellular antigens by class I MHC proteins
B) Presentation of intracellular antigens by class II MHC proteins
C) Presentation of extracellular antigens by class I MHC proteins
D) Presentation of extracellular antigens by class II MHC proteins

Question

Quizplus · Accepted Answer

Cross-presentation of foreign antigens by dendritic cells involves loading of class I MHC proteins with peptides derived from extracellular antigens. It enables special dendritic cells that are not infected by viruses to present viral antigens to cytotoxic T cells (TC cells).

Which of the Following Better Describes Cross-Presentation of Protein Antigens