Fig. 4From: Genome-wide analysis of poplar NF-YB gene family and identified PtNF-YB1 important in regulate flowering timing in transgenic plantsOver-expressing PtNF-YB1 improves early flowering in transgenic tomato. a Expression analysis of PtNF-YB1 gene with semi-quantitative RT-RCRs in transgenic Arabidopsis lines. b The wild-type (WT) and transgenic tomato lines (T3 and T4) 55 days after transfer to the growth chamber. Bar = 10 cmBack to article page