Results 1 to 10 of about 19,804 (246)

Distinct Peculiarities of In Planta Synthesis of Isoprenoid and Aromatic Cytokinins

open access: yesBiomolecules, 2020
The biosynthesis of aromatic cytokinins in planta, unlike isoprenoid cytokinins, is still unknown. To compare the final steps of biosynthesis pathways of aromatic and isoprenoid cytokinins, we synthesized a series of nucleoside derivatives of natural ...
Vladimir E. Oslovsky   +4 more
doaj   +2 more sources

Effect of low-temperature stress on the growth of plants of Secale cereale (Poaceae) and endogenous cytokinin content in roots and shoots

open access: yesUkrainian Botanical Journal, 2022
Phytohormones play a key role in the regulation of plant acclimation to low temperature. To elucidate the role of cytokinins in rye plant response to chilling, we studied the dynamics of these hormones in shoots and roots under short-term and prolonged ...
Nina VEDENICHEVA   +2 more
doaj   +1 more source

Interpreting Cytokinin Action as Anterograde Signaling and Beyond

open access: yesFrontiers in Plant Science, 2021
Among the major phytohormones, the cytokinin exhibits unique features for its ability to positively affect the developmental status of plastids. Even early on in its research, cytokinins were known to promote plastid differentiation and to reduce the ...
Yoshihisa Ikeda   +5 more
doaj   +1 more source

Cytokinin biosynthesis in cyanobacteria: Insights for crop improvement

open access: yesFrontiers in Genetics, 2022
Cytokinins, a type of phytohormones that induce division of cytoplasm, have considerable value in agriculture due to their influences on several physiological processes of plants such as morphogenesis, development of chloroplast, seed dormancy, leaf ...
Shashi Uniyal   +4 more
doaj   +1 more source

Cytokinins and urea derivatives stimulate seed germination in Lotus corniculatus L. [PDF]

open access: yesArchives of Biological Sciences, 2007
We studied the effects of various cytokinins and urea derivatives on germination of aged seeds of in Lotus corniculatus L. The following substances were applied: N6-isoprenoid cytokinins (isopentenyl adenine and zeatin), adenine sulfate, N6-aromatic ...
Nikolić Radomirka   +4 more
doaj   +1 more source

Obtaining and Studying the Properties of Chitosan Films Containing Natural Phytohormones Cytokinins

open access: yesAppliedChem, 2023
A promising carrier for the development of polymer systems with controlled release of biologically active compounds is the aminopolysaccharide chitosan.
Anna Y. Kuzmenok   +4 more
doaj   +1 more source

Influence of P-Ca on cytokinins in xylem sap and on stomatal resistance in apple

open access: yesEcosistemas y Recursos Agropecuarios, 2021
With the purpose to search upon the cytokinins origin, a study was conducted on the effects of prohexadione-ca (P-Ca) on cytokinins in xylem sap and on stomatal resistance in apple. Golden Delicious seedlings were sprayed with 100 ppm P-Ca.
Homero Ramírez   +4 more
doaj   +1 more source

AtABCG14: A Long-Distance Root-to-Shoot Carrier of Cytokinin

open access: yesInternational Journal of Plant Biology, 2022
Root-synthesized cytokinins regulate the growth, development, and stress responses of aboveground tissues and follow the transport route via xylem tissue. Arabidopsis ATP-binding cassette (ABC) transporter G family member 14 (AtABCG14) is involved in the
Gurleen Kaur, Divya Mishra
doaj   +1 more source

Involvement of cytokinins in biomass accumulation of Limonium sinuatum under root restriction during nursery

open access: yesOrnamental Horticulture, 2022
It has been suggested that the response of Limonium sinuatum to different abiotic stress situations related to the plug tray cell size during nursery could be associated with the synthesis and translocation of endogenous cytokinins produced in the root ...
Esteban Gandolfo   +3 more
doaj   +1 more source

Association of Barley Root Elongation with ABA-Dependent Transport of Cytokinins from Roots and Shoots under Supra-Optimal Concentrations of Nitrates and Phosphates

open access: yesCells, 2021
Changes in root elongation are important for the acquisition of mineral nutrients by plants. Plant hormones, cytokinins, and abscisic acid (ABA) and their interaction are important for the control of root elongation under changes in the availability of ...
Lidiya Vysotskaya   +7 more
doaj   +1 more source

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