...suspended in the original media or isolated and placed in a buffer. Antibody Structure Figure 1: Structure...of 4 IgA1; IgA2 IgD Coexpressed with IgM on the surface of most immature B cells; function is unknown Monomer...by a capture antibody (sandwich). Block unused surface-binding sites in the wells with a blocking protein...sandwich ELISA, a capture antibody, bound to a surface, is used to capture the protein of interest and...In IHC, tissue sections are assayed and the extracellular matrix remains intact. The signaling molecule...enzyme. In ICC, cells have most or all of their extracellular matrix removed. Again, the signaling molecule...cells. Cells, with labeled antibodies bound to surface receptors, are “flowed” through a flow cytometer...