Podcast
Questions and Answers
Which cells present antigens to T cells in the form of peptide:MHC complex?
Which cells present antigens to T cells in the form of peptide:MHC complex?
- B cells
- Dendritic cells (correct)
- Natural killer cells
- Macrophages
Which type of T cell recognizes peptides from intracellular pathogens that associate with MHC1?
Which type of T cell recognizes peptides from intracellular pathogens that associate with MHC1?
- CD4 helper T cells
- Th1 cells
- Th2 cells
- CD8 cytotoxic T cells (correct)
Which molecule guides naïve T cells to lymph nodes?
Which molecule guides naïve T cells to lymph nodes?
- L-selectin (correct)
- CCR7
- LFA-1
- ICAM-1
Which cells activate the microbiocidal properties of macrophages and induce B cells to make IgG?
Which cells activate the microbiocidal properties of macrophages and induce B cells to make IgG?
Which cells recognize peptides from pathogens multiplying in vesicles and ingested pathogens bound to MHC2?
Which cells recognize peptides from pathogens multiplying in vesicles and ingested pathogens bound to MHC2?
Which molecule enhances integrin affinity and is found on T cells?
Which molecule enhances integrin affinity and is found on T cells?
Which cells ingest antigen and present to T cells, then migrate to lymphoid tissue and express co-stimulatory molecules?
Which cells ingest antigen and present to T cells, then migrate to lymphoid tissue and express co-stimulatory molecules?
Which molecule is expressed by vascular endothelial cells and binds to CCR7 on naïve T cells?
Which molecule is expressed by vascular endothelial cells and binds to CCR7 on naïve T cells?
Which type of T cell recognizes peptides from extracellular antigens and can stimulate B cells to produce IgA and IgE?
Which type of T cell recognizes peptides from extracellular antigens and can stimulate B cells to produce IgA and IgE?
Which molecule is expressed as sialyl-LewisX molecules on endothelial venules and interacts with L-selectin on naïve T cells?
Which molecule is expressed as sialyl-LewisX molecules on endothelial venules and interacts with L-selectin on naïve T cells?
Which cells recognize peptides from pathogens that accumulate in large numbers in macrophages and dendritic cells?
Which cells recognize peptides from pathogens that accumulate in large numbers in macrophages and dendritic cells?
Which molecule is found on T cells and interacts with ICAM-1 on endothelial cells?
Which molecule is found on T cells and interacts with ICAM-1 on endothelial cells?
What do TCRs recognize when presented by MHC on the surface of another cell?
What do TCRs recognize when presented by MHC on the surface of another cell?
Which type of T cells recognize MHC1 and respond to cells infected with pathogens residing in the cytosol?
Which type of T cells recognize MHC1 and respond to cells infected with pathogens residing in the cytosol?
Which type of cells present peptides from the membrane of virus glycoproteins in viral envelope through MHC1?
Which type of cells present peptides from the membrane of virus glycoproteins in viral envelope through MHC1?
What type of pathogens or products are recognized by CD4 helper T cells through MHC2?
What type of pathogens or products are recognized by CD4 helper T cells through MHC2?
What is typically derived from viruses that take over the cell's biomachinery to make their own proteins and is presented by MHC1?
What is typically derived from viruses that take over the cell's biomachinery to make their own proteins and is presented by MHC1?
In addition to proteins made in the cytosol, what else is presented by MHC1 from the virus?
In addition to proteins made in the cytosol, what else is presented by MHC1 from the virus?
Which virus prevents the transport of viral peptides into ER by a protein that inhibits TAP, interfering with MHC1:peptide complex being expressed on the cell surface?
Which virus prevents the transport of viral peptides into ER by a protein that inhibits TAP, interfering with MHC1:peptide complex being expressed on the cell surface?
Which virus encodes a protein that binds to MHC1 and retains them in the ER, thereby evading immune recognition?
Which virus encodes a protein that binds to MHC1 and retains them in the ER, thereby evading immune recognition?
What is typically presented by MHC2 from infected cells?
What is typically presented by MHC2 from infected cells?
Which type of pathogens or products are recognized by CD4 helper T cells through MHC2?
Which type of pathogens or products are recognized by CD4 helper T cells through MHC2?
What do antigen fragments that bind MHC1 are typically derived from?
What do antigen fragments that bind MHC1 are typically derived from?
What do CD8 cytotoxic T cells respond to?
What do CD8 cytotoxic T cells respond to?
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