Results 21 to 30 of about 44,077 (362)

Auxin signaling [PDF]

open access: yesCurrent Opinion in Plant Biology, 2006
Auxin regulates a host of plant developmental and physiological processes, including embryogenesis, vascular differentiation, organogenesis, tropic growth, and root and shoot architecture. Genetic and biochemical studies carried out over the past decade have revealed that much of this regulation involves the SCF(TIR1/AFB)-mediated proteolysis of the ...
Marcel, Quint, William M, Gray
openaire   +5 more sources

Auxin transport model for leaf venation [PDF]

open access: yesProceedings of the Royal Society A, 475 (2231), 20190015, 2019, 2019
The plant hormone auxin controls many aspects of the development of plants. One striking dynamical feature is the self-organisation of leaf venation patterns which is driven by high levels of auxin within vein cells. The auxin transport is mediated by specialised membrane-localised proteins.
arxiv   +1 more source

Chlorinated auxins–how does Arabidopsis thaliana deal with them?

open access: yes, 2020
Plant hormones have various functions in plants and play crucial roles in all developmental and differentiation stages. Auxins constitute one of the most important groups with the major representative indole-3-acetic acid (IAA). A halogenated derivate of
Caputi, L.   +4 more
core   +1 more source

Secretory Phospholipases A2 in Plants [PDF]

open access: yes, 2019
Secreted phospholipases (sPLA2s) in plants are a growing group of enzymes that catalyze the hydrolysis of sn-2 glycerophospholipids to lysophospholipids and free fatty acids. Until today, around only 20 sPLA2s were reported from plants.
Fidelio, Gerardo Daniel   +1 more
core   +1 more source

Polar Auxin Transport and Asymmetric Auxin Distribution [PDF]

open access: yesThe Arabidopsis Book, 2007
In all multicellular organisms extensive communication is required between cells and tissues in order to coordinate growth and development. Both plants and animals have signaling chemicals, traditionally termed hormones that mediate short- and long-distance communication.
Michniewicz, Marta   +2 more
openaire   +3 more sources

Auxins and gibberellins in embryonic shoots of Scots pine in relation to flower sex differentiation

open access: yesActa Societatis Botanicorum Poloniae, 2015
Flower sex differentiation in Scots pine is correlated with endogenous balance of auxins to gibberellins. Male flower primordia initiation is connected with high amounts of gibberellins whereas the initiation of female ones is associated with a high ...
H. Kulikowska   +3 more
doaj   +1 more source

Mapping and validation of major and stable QTL for flag leaf size from tetraploid wheat

open access: yesThe Plant Genome, Volume 15, Issue 4, December 2022., 2022
Abstract The flag leaf is an important photosynthetic organ of wheat (Triticum aestivum L.). Appropriate flag leaf size can effectively increase grain yield. In this study, a tetraploid wheat population of recombinant inbred lines (RILs) and a genetic map constructed based on a wheat 55K single‐nucleotide polymorphism (SNP) array were used to identify ...
Jian Wang   +16 more
wiley   +1 more source

Efeito da época de estaquia, fitorreguladores e ácido bórico no enraizamento de estacas de porta-enxertos de videira Effect of pruning time, growth regulators and boric acid on rooting of grape rootstock cuttings

open access: yesScientia Agricola, 1993
Estudaram-se as interações entre os ácidos indol-butírico, alfa-naftaleno-acético e bórico no desenvolvimento de raízes em estacas de porta-enxertos de videira (Vitis vinifera L.). As estacas tinham aproximadamente 25 cm de comprimento e, necessariamente,
S. Leonel, J.D. Rodrigues
doaj   +1 more source

Insight into Hormonal Homeostasis and the Accumulation of Selected Heat Shock Proteins in Cold Acclimated and Deacclimated Winter Oilseed Rape (Brassica napus L.)

open access: yesAgriculture, 2023
The aim of the current work was to characterize disturbances in the hormonal balance and changes in the accumulation of the protective heat shock proteins (HSP) as a result of deacclimation in a few cultivars of oilseed rape.
Julia Stachurska   +4 more
doaj   +1 more source

Perturbation of indole-3-butyric acid homeostasis by the UDP-glucosyltransferase UGT74E2 modulates Arabidopsis architecture and water stress tolerance [PDF]

open access: yes, 2010
Reactive oxygen species and redox signaling undergo synergistic and antagonistic interactions with phytohormones to regulate protective responses of plants against biotic and abiotic stresses.
Boerjan, Wout   +13 more
core   +3 more sources

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