Abscisic acid signal transduction in epidermal cells of Pisum sativum L. Argenteum: both dehydrin mRNA accumulation and stomatal responses require protein phosphorylation and dephosphorylation

aba arn biosynthese biosynthesis cells cellule cyclosporin enzimas enzyme enzymes epiderme epidermis estoma estres feuille gene expression hojas leaves mesofilo mesophyll mutant mutantes mutants osmose osmosis phosphorylation pisum sativum protein kinase proteine proteins rna stomata stomate stress