Identify three locations where secretory IgA can bind to antigens in mucosal tissue, and for each give the fate of the antigen upon binding to secretory IgA
What will be an ideal response?
(i) lamina propria; transcytosis to mucosal layer
(ii) endosomal compartment; neutralization of endocytosed antigen
(iii) mucosal layer; neutralization of antigen at mucosal surfaces.
You might also like to view...
A medical term that means pertaining to the side is ________.
Fill in the blank(s) with the appropriate word(s).
What should you test to determine the diagnosis of the student in question 1?
a. IgA against tissue transglutaminase b. autoantibodies targeting the adrenal cortex c. antibody to thyroid hormone-stimulating receptor, triiodothyronine and thyroxine (T3 and T4), levels d. triiodothyronine and thyroxine (T3 and T 4) levels and antibodies to thyroglobulin and thyroperoxidase
Substances that contribute to the formation of cancers are called _________.
A. histones B. telomeres C. epigenetics D. carcinogens E. genomes
Scraping cells from the cervix for examination to screen for cancerous changes is called
A. an endometrial smear. B. curetting. C. a Pap test. D. a PSA test.