Fig. 3From: Expression of Jerusalem artichoke (Helianthus tuberosus L.) fructosyltransferases, and high fructan accumulation in potato tubersPhenotypic characterization of transgenic potato tubers expressing Ht1-SST and/or Ht1-FFT. a Phenotype of transgenic potato leaves and tubers. b Analysis of starch in transgenic potato tubers using the iodine staining assay. WT, wild-type potato; S4 and S5, independent transgenic potato lines expressing Ht1-SST; F4 and F5, independent transgenic potato lines expressing Ht1-FFT; SnF1, transgenic potato line co-expressing Ht1-SST and Ht1-FFTBack to article page