Cell Biology of Botrytis: Live-Cell Imaging Techniques and Protein Localization Protocols.

Botrytis cinerea is a widely studied model organism for plant-fungal interactions. This chapter provides simple and easy protocols for live-cell imaging techniques and subcellular protein localization studies in B. cinerea in vitro. Using a simple microscopy setup, we describe methods for imaging spore germlings and hyphae and for studying protein dynamics in response to the antifungal compound α-tomatine. The protocols highlight the application of fluorescence microscopy to visualize sterol distribution and protein localization patterns, enabling deeper insights into fungal cell biology.