Antibodies 101: Choosing the Right Isotype
Type
Blog Post
Published
April 6, 2023, 3 p.m.
...contain a variety of clones and thus the potential to bind many different sites on the target protein they ...fraction of the antibody molecules will recognize and bind to your primary antibody. Manning et al. tested ...present in a broadly reactive secondary antibody will bind to a monoclonal primary antibody (A). To boost signal...increase the chance of primary/secondary antibody binding and therefore the signal strength (Fig. 1).
Monoclonal...with higher affinities, like those from a rabbit, bind a greater amount of antigen in a shorter period ...better choice for assays that require high affinity binding, such as immunoprecipitations.
Your sample species...anti-mouse secondary antibodies used for detection bind to non-target immunoglobulins naturally present ...