1993b-015 brassinosteroids cellularsignaltransduction congresses development effectoflighton eukaryoticcells geneexpressionregulation genetictranscription growth(plants) hormonereceptors hormones jasmonicacid molecularaspects molecularbiology pflanzenhormon plantcellinteraction plantes plantgrowthregulators plantmolecularbiology plantregulators plants qk731m7181986 qk745i62m1990 steroidhormones steroids wk150s679m1975