... from stage to stage of floral development Furthermore, RGL2 was also expressed in the placenta of the carpel, at the base of the stigma, and in the style, filaments and petals A prior study had shown ... Gibberellins are regulated by the biosynthesis and metabolism pathways, as well as by the perception and transduction of active GA signals These pathways interact and interlink to ensure that GAs are ... gene has been characterized as a transcriptional regulator that represses GA signaling (Silverstone et al., 1997b) The latter two GA signaling mutants are members of the GRAS (GAI, RGA and SCARECROW)...