Antibodies 101: Beyond Surface Labeling
Type
Blog Post
...would label everything but the CD8+ T cells (Figure 2). Even better, we can use the same fluorophore for...gating on the negative population.
Figure 2: Dump gating labels all unwanted cell lineages with...conjugated to a biotin tag but not a fluorophore. In a separate step, cells are incubated with a fluorophore-conjugated...the intranuclear ones. You do not need to use a separate fix/perm cytosolic procedure in that case.
...cell population. To detect non-surface markers, a separate intracellular labeling protocol is necessary, ...