fig3
From: Advances in CRISPR-based molecular biosensing: from pathogen detection to early tumor screening
Figure 3. Optical detection strategies. (A) Fluorescent sensing mechanism diagram; (B) Colorimetric sensing mechanism diagram; (C) Chemiluminescence and electrochemiluminescence sensing mechanism diagram; (D) Isothermal amplification technology flowchart.(Created in BioRender. Xu, S. (2026) https://BioRender.com/o41cyqs).







