Changes in the cellular localization of cytosolic glutamine synthetase protein in vascular bundles of rice leaves at various stages of development

aging azote cells cellule chloroplaste chloroplasts cloroplasto envejecimiento enzimas enzyme enzymes enzymic activity etapas de desarrollo de la planta faisceau vasculaire feuille floema glutamate ammonia ligase glutamina sintetasa glutamine synthetase glutaminsynthetase haces vasculares hojas immunoglobuline immunoglobulins immunological techniques inmunoglobulina leaves nitrogen oryza sativa phloem plant developmental stages plant tissues proteine proteins seneszenz technique immunologique tejidos vegetales vascular bundles vieillissement xilema xylem