Sandwich ELISA Assay Explained Using Simple Visuals

How does a sandwich ELISA assay actually work? In this Bio Break episode, Nick and Nigel explain the sandwich ELISA method step by step. Using simple drawings and clear explanations, they show how antibodies capture an antigen, how enzyme signaling works, and why this format is so commonly used in diagnostics. If you have ever struggled to visualize ELISA workflows, this short breakdown makes it click.