Results 11 to 20 of about 42,606 (303)

Naturally Occurring and Artificial N9-Cytokinin Conjugates: From Synthesis to Biological Activity and Back [PDF]

open access: goldBiomolecules, 2020
Cytokinins and their sugar or non-sugar conjugates are very active growth-promoting factors in plants, although they occur at very low concentrations. These compounds have been identified in numerous plant species.
Hana Vylíčilová   +5 more
doaj   +2 more sources

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   +5 more sources

Plant Growth Regulators Use in the In Vitro Culture of Agave Species [PDF]

open access: yesPlants
Agave species possess substantial cultural, ecological, and economic significance, particularly in Mexico, where they are traditionally utilized for food, fiber, and beverages. Their industrial relevance has expanded to include bioenergy, nutraceuticals,
Estefany Alejandra Sánchez-Mendoza   +6 more
doaj   +2 more sources

Effects of Cytokinins on Morphogenesis, Total (Poly)Phenolic Content and Antioxidant Capacity of In Vitro-Cultured Hop Plantlets, cvs. Cascade and Columbus [PDF]

open access: yesPlants
(1) Background: Humulus lupulus L. plants constitute a rich source of bioactive compounds. The synthesis of bioactive compounds in plants is often triggered by the activation of secondary metabolism, which can be induced by biotic or abiotic elicitors ...
Leandra Leto   +5 more
doaj   +2 more sources

Exploring the Cytokinin Profile of Doliocarpus dentatus (Aubl.) Standl. From Guyana and Its Relationship with Secondary Metabolites: Insights into Potential Therapeutic Benefits [PDF]

open access: yesMetabolites
Background/Objectives: Possessing red and white ecotypes, and utilized in traditional Guyanese medicine, Doliocarpus dentatus’ red ecotype is preferred locally for its purported superior therapeutic efficacy.
Ewart A. Smith   +5 more
doaj   +2 more sources

Characterization of a cytokinin-binding protein locus in Mycobacterium tuberculosis [PDF]

open access: yesJournal of Bacteriology
Cytokinins are adenine-based hormones that have been well-characterized in plants but are also made by bacteria, including the human-exclusive pathogen Mycobacterium tuberculosis. Like plants, M.
Jin Hee Yoo   +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 [PDF]

open access: yesThe Arabidopsis Book, 2014
Cytokinins are N (6) substituted adenine derivatives that affect many aspects of plant growth and development, including cell division, shoot initiation and growth, leaf senescence, apical dominance, sink/source relationships, nutrient uptake, phyllotaxis, and vascular, gametophyte, and embryonic development, as well as the response to biotic and ...
Joseph J, Kieber, G Eric, Schaller
openaire   +2 more sources

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