However, not all antigens are coated onto the surface of the beads at the same density level. Studies have shown that certain beads carry more antigen than other beads, thus rendering detection of ...

Ba/F3 transfectants expressing mFcα/μR were incubated with IgM-coated fluorescent beads at 37 °C. After extensive washing and treatment with trypsin, we analyzed the cells by flow cytometry and ...

The beads at the top of Figure 1 represent MHC ... In the screening assay, purified HLA antigens are coated onto color-coated microspheres, incubated with patient sera and analyzed for shifts ...