Fig. 4From: Silencing of StRIK in potato suggests a role in periderm related to RNA processing and stressEffects of StRIK silencing in periderm anatomy. SEM micrograph of tuber periderm cross-section of a) Wild type and b) StRIK-RNAi lines. Similar number of cell layers and phellem organization was observed in both lines. Phellem is shown with a black arrowBack to article page