This is a straightforward protocol of a barley leaf sheath assay using minimal reagents and common laboratory equipment (including a basic smartphone). The purpose is to visualize the early infection process of blast disease in labs without access to advanced microscopy equipment.
Cooper, J. G., Donofrio, N. M., Caplan, J. L., Chaya, T. R. Visualizing Early Infection Sites of Rice Blast Disease (Magnaporthe oryzae) on Barley (Hordeum vulgare) Using a Basic Microscope and a Smartphone. J. Vis. Exp. (193), e64794, doi:10.3791/64794 (2023).