There are several different assay formats, but all rely on binding of ... and thus devised an enzyme-based alternative. There are now four main types of ELISA, direct, indirect, sandwich and ...

The enzyme-linked immunosorbent assay (ELISA) is a plate-based technique that researchers use to quantify the levels of different molecules within a ... protocols to the target molecule and sample ...

There are several different assay formats, but all rely on binding of ... and thus devised an enzyme-based alternative. There are now four main types of ELISA, direct, indirect, sandwich and ...