Cytokinin - a developing story

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August undefined, 2024

WebFeb 19, 2024 · It has been recognized that cytokinins are plant hormones that influence not only numerous aspects of plant growth, development and physiology, including cell division, chloroplast differentiation and delay of senescence but the interaction with other organisms, including pathogens. WebNov 13, 2024 · Abstract. In the past decade tremendous advances have been made in understanding the biosynthesis, perception, and signaling pathways of the plant hormone cytokinin. It also became clear that interfering with any of these steps greatly impacts all on stages of growth and development. This has recently spurted renewed effort to …

Cytokinin - an overview ScienceDirect Topics

WebApr 17, 2007 · Cytokinins are known as crucial signaling molecules controlling meristem activity 6, 7, 8, 9.To investigate a possible function of cytokinins in controlling Arabidopsis root-meristem size, we followed the development of the root meristem upon application of exogenous cytokinins. Root-meristem size was expressed as the number of cortex cells … WebFeb 25, 2024 · Cell division is fundamental for all forms of life -- all multi-cellular organisms, including plants and animals, develop from a single cell that divides billions of times to … inclination\u0027s fb

The diverse roles of cytokinins in regulating leaf development - Nature

WebFeb 25, 2024 · The mechanism by which the plant hormone cytokinin controls cell division has been discovered—a breakthrough that significantly improves our understanding of … WebIn the past decade tremendous advances have been made in understanding the biosynthesis, perception, and signaling pathways of the plant hormone cytokinin.It also became clear that interfering with any of these steps greatly impacts all on stages of growth and development growth and development WebCytokinins are plant-specific chemical messengers (hormones) that play a central role in the regulation of the plant cell cycle and numerous developmental processes. Cytokinins were discovered by F Skoog, C Miller, and co-workers during the 1950s as factors that promote cell division (cytokinesis). The first cytokinin discovered was an adenine ... inclination\u0027s f5

Cytokinin Definition, Functions, & Uses Britannica

Cytokinin – A Developing Story - ScienceDirect

WebFeb 1, 2024 · Cytokinins, a class of phytohormones with diverse molecular structures [1], were first discovered in the late 1950s while looking for the molecule responsible … WebTo identify the stage of lateral root development that is sensitive to cytokinins, we targeted the expression of the Agrobacterium tumefaciens cytokinin biosynthesis enzyme isopentenyltransferase to either xylem-pole pericycle cells or young lateral root primordia using GAL4-GFP enhancer trap lines. inclination\u0027s fcWebFeb 22, 2024 · cytokinin; Cytokinin Response Factor; transcription; repressor; flower development 1. Introduction The plant hormone cytokinin regulates numerous developmental processes throughout the plant, from early events in embryogenesis to reproductive development and leaf senescence [ 1, 2, 3, 4, 5 ]. inclination\u0027s fa

"WebFeb 23, 2009 · The hormone cytokinin promotes cell differentiation in plant roots by repressing both auxin transport and responses to auxin at the boundary between the meristem and the root elongation zone. In plants, populations of undifferentiated cells called meristems serve as the source of all new growth throughout post-embryonic development. " - Cytokinin - a developing story

Cytokinin - a developing story

Cytokinin Regulation of Auxin Synthesis in - Oxford …

WebFeb 27, 2024 · ABSTRACT. The phytohormone cytokinin plays diverse roles in plant development, influencing many agriculturally important processes, including growth, nutrient responses and the response to biotic and abiotic stresses. Cytokinin levels in plants are regulated by biosynthesis and inactivation pathways. Cytokinins are perceived … WebFeb 28, 2024 · In this issue of Current Biology, Merelo et al.9 report detailed spatiotemporal analyses of cellular and molecular events leading to proliferative arrest at the SAM of Arabidopsis thaliana and reveal a critical role of the plant hormone cytokinin (CK) in regulating proliferative arrest.

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WebOct 6, 2024 · Cytokinins are a class of phytohormone that participate in the regulation of plant growth, physiological activities, and yield. Cytokinins also play a key role in response to abiotic stresses, such as drought, salt and high or low temperature. WebIn the past decade tremendous advances have been made in understanding the biosynthesis, perception, and signaling pathways of the plant hormone cytokinin. It also …

WebMay 4, 2024 · The mechanisms of the interactions between melatonin and cytokinins remain largely unknown. In this study, the kinetic effects of melatonin over a range of … WebFeb 25, 2024 · Abstract. Mitogens trigger cell division in animals. In plants, cytokinins, a group of phytohormones derived from adenine, stimulate cell proliferation. …

WebOct 6, 2024 · Abstract. Cytokinins are a class of phytohormone that participate in the regulation of plant growth, physiological activities, and yield. Cytokinins also play a … WebFeb 28, 2024 · Cytokinin — a developing story. Trends Plant Sci. 2024; 24: 177-185. Google Scholar. To examine how CK may regulate cell division and WUS expression in the context of proliferative arrest, Merelo et al. 9. Merelo P. González-Cuadra I. Ferrándiz C.

WebFeb 27, 2024 · The phytohormone cytokinin plays diverse roles in plant development, influencing many agriculturally important processes, including growth, nutrient responses …

WebNov 1, 2024 · Cytokinins are phytohormones discovered for their ability to promote cell division and regulate plant development (Wybouw and De Rybel 2024). Shortly after its … inclination\u0027s f8WebOct 5, 2007 · Cytokinins are essential plant hormones that control various processes in plants' development and response to external stimuli. The Arabidopsis cytokinin signal transduction pathway involves hybrid histidine protein kinase sensors, phosphotransfer proteins, and regulators as transcription activators and repressors in a phosphorelay … inclination\u0027s fdWebApr 8, 2024 · The root is an important vegetative plant organ. The root growth directly determine the growth and development of the shoots and affect the yield of crops. As one of the classic phytohormones, cytokinins, which promote cell division and regulate nutrient transport, are primarily synthesized in plant root tips. In recent years, increasing studies … incoterm fob uitlegWebAbstract In the past decade tremendous advances have been made in understanding the biosynthesis, perception, and signaling pathways of the plant hormone cytokinin. It also … incoterm fob collectWebFeb 9, 2024 · Pioneering tissue culture experiments have shown that callus can be generated from explants using combined treatment with auxin and cytokinin, and that increasing the auxin to cytokinin ratio promotes root development, whereas decreasing the auxin to cytokinin ratio leads to shoot formation [ 19 ]. incoterm fob espanolWebAug 26, 2024 · The discovery of cytokinin goes back to the 1940s when scientists around the world were trying to grow plants successfully in a lab environment. They were testing a variety of substances, ranging from yeast extract to tomato juice that could, in combination with auxin, initiate and sustain the proliferation of normal plant stem tissues in culture. incoterm fob maritimeWebJan 20, 2015 · Abstract. The phytohormones auxin and cytokinin interact to regulate many plant growth and developmental processes. Elements involved in the biosynthesis, inactivation, transport, perception, and signaling of these hormones have been elucidated, revealing the variety of mechanisms by which signal output from these pathways can be … inclination\u0027s fh