Effects of defoliation and symbiosis on polyamine levels in pine and birch

MM Kytöviita, T Sarjala - Mycorrhiza, 1997 - Springer
… Firstly, we studied the effect of symbiosis on the putrescine, spermine and spermidine …
estimated the effect of partial defoliation on polyamine levels in roots and foliage, as defoliation is …

Defoliation-Induced Responses in Peroxidases, Phenolics, and Polyamines in Scots Pine (Pinus sylvestris L.) Needles

M Roitto, A Markkola, R Julkunen-Tiitto… - Journal of chemical …, 2003 - Springer
… In the present study, we evaluated the effects of severe defoliation on foliar chemistry in
Scots pine (Pinus sylvestris L.). In addition to changes in foliar peroxidases, polyamines, and …

Evidence for a polyamine-mediated control of soluble nitrogen mobilization during post-clipping re-growth of white clover (Trifolium repens L.)

M Desjouis, FL Dily, J Boucaud - Plant growth regulation, 1996 - Springer
… oxidase activity in regulating polyamine levels during tuber … PAS level is regulated in the
remaining organs of defoliated … the effect of these compounds on in vitro peptidase activities. …

Effect of exogenous application of free polyamines on physiological disorders and yield of 'Kaleh-Ghoochi'pistachio shoots (Pistacia vera L.)

M Khezri, A Talaie, A Javanshah, F Hadavi - Scientia Horticulturae, 2010 - Elsevier
effect of free polyamine treatments on these disorders and the yield was investigated in two
consecutive years (“on” and “off” years). Free polyamine … Free polyamine treatments did not …

Polyamine Titer in the Embryonic Axis and Cotyledons of Glycine max (L.) during Seed Growth and Maturation

PPC Lin, DB Egli, GM Li, L Meckel - Plant Physiology, 1984 - academic.oup.com
Effects of defoliation and shade on seed polyamine content in the developing embryonic
axes ofgreenhouse-grown soybean cv McCall. As described in Figure 5, seed polyamine

Moderate stress responses and specific changes in polyamine metabolism characterize Scots pine somatic embryogenesis

HM Salo, T Sarjala, A Jokela, H Häggman… - Tree …, 2016 - academic.oup.com
… The accumulation of nonenzymatic antioxidant components such as polyamines (PAs) may
play a … Polyamines are low molecular weight aliphatic cations, which may provide protection …

Effect of defoliation on the growth and metabolism of Scots pine

NE Sudachkova, IL Milyutina, LI Romanova… - … problems of ecology, 2015 - Springer
… Physiological effects of defoliation are the most extensively studied on the example of her
baceous plants, especially crops. The assimilation apparatus of perennial woody plants, in …

Polyamine levels in buds and twigs of Tilia cordata from dormancy onset to bud break

A Santanen, LK Simola - Trees, 2007 - Springer
… Bound polyamine levels in twigs The level of bound putrescine in twig tissues was …
Polyamine levels in buds of Tilia cordata (nmol/g fw). a Free and bound putrescine (Pu) and …

[HTML][HTML] Effect of Winter Foliar Application of Urea on Changes in Leaf and Node Polyamines, Yield and Some Characteristics of Reproductive of Kinnow Mandarin …

F Karamnezhad, N Moallemi, E Khaleghi - Journal Of Horticultural …, 2023 - jhs.um.ac.ir
… In this study, we focused on the effect of the foliar application urea during winter on leaves
and nodes of Kinnow mandarin trees and investigated the polyamines, Put, Spm, and Spd …

Spermidine and related‐metabolic inhibitors modulate sugar and amino acid levels in Vitis vinifera L.: possible relationships with initial fruitlet abscission

A Aziz - Journal of Experimental Botany, 2003 - academic.oup.com
… In the present study, some aspects of the regulatory functions exerted by polyamines (PAs) …
Effects of continuous dark on the levels of free polyamines, soluble sugars and amino acids …