En bloc optical sectioning of resin-embedded specimens using a confocal laser scanning microscope

barley cebada escherichia coli feuille grain graine granos guisante hojas hordeum vulgare leaves methode methods microscopia microscopie microscopy nicotiana orge peas pisum sativum pois potato x potexvirus potexvirus x de la patata potexvirus x pomme de terre seeds semilla ultraestructura ultrastructure