Fig. 5From: Evolution and expression of LEAFY genes in ferns and lycophytesSemi-quantitative expression of LFY genes by RT-PCR in selected fern species. a Expression of the monomorphic Adiantum raddianum (Pteridaceae) paralogs b Expression of the holodimorphic E. giganteum (Equisetaceae) copies. Fd: Fiddlehead, S: Sterile stage, F: Fertile stage. -C: negative control. Actin was use as the positive controlBack to article page