Immune System Questions

• Natural killer cells are involved in
• Which of the following is correct for isoantigens?
• Numerous antibodies can be prepared, against one antigen, each binds to unique epitopes. How is this antibody diversity generated?
• Which of the following proteins would not need localization signal?
• Which of the following(s) is/are the determinants of antigenicity?
• Major Histo Compatibility Complex (MHC) is a collection of genes arrayed on
• Macrophages are professional antigen- presenting cells. The protein molecule through which they present antigen in human is
• Polymorphonuclear leukocytes (or PMNs)
• Which of the following expresses CD3 surface antigen?
• CD8 surface antigen is present in
• Passive immunization is done for
• The role of the M cell is to
• Immunity is not long lasting to
• Following are the defenses of the colon except
• Which of the following is correct?
• Treatment with bacterial endotoxins results blast formation in
• T cell receptors (or TCR) on CD4+ T cells
• Which of the following is correct for CD8 T cells?
• Large parasites such as helminthes may be killed extracellularly by the action of
• Which is not an antigen-presenting cell (or APC)?