Cytokinin metabolic process

Author: ymae

August undefined, 2024

WebThe cytokinin zeatin is named after the genus of corn, Zea. Cytokinins ( CK) are a class of plant hormones that promote cell division, or cytokinesis, in plant roots and shoots. They are involved primarily in cell growth and differentiation, but also affect apical dominance, axillary bud growth, and leaf senescence. WebOct 13, 2024 · Cytokinin signaling regulates sulfur-responsive gene expression but the underlying molecular mechanisms and their impact on sulfur containing metabolites have not been systematically explored....

The diverse roles of cytokinins in regulating leaf …

WebJan 7, 2024 · One route depends on nitrate itself and one uses cytokinin as a messenger. Recent genome-wide research has shown that the nitrate-specific signal regulates a wide variety of metabolic processes including nitrogen and carbon metabolism, and cytokinin biosynthesis. Cytokinin-mediated signaling is related to the control of 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). orb band shirt

Cytokinin - an overview ScienceDirect Topics

WebCytokines are produced by a broad range of cells, including immune cells like macrophages, B lymphocytes, T lymphocytes and mast cells, as well as endothelial cells, fibroblasts, … WebJan 1, 2012 · 7.1.3 Cytokinin Metabolism. Plant cells must carefully regulate hormone levels in order to control their development appropriately. Cytokinin metabolism pathways can be broadly classified into two … WebCytokinins are structurally diverse and biologically versatile. The chemistry and physiology of cytokinin have been studied extensively, but the regulation of cytokinin biosynthesis, … iplaysoft office

(PDF) Contrasting patterns of cytokinins between years in …

Cytokinins: metabolism and function in plant adaptation to ...

WebMar 29, 2024 · In this study, we first identified key CKs metabolic genes, including six isopentenyltransferase (PaIPTs), six cytokinin riboside 5′ monophosphate … WebJan 2, 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 … orb bassWebMar 26, 2024 · Cytokinins are plant hormones that typically block or delay leaf senescence. We profiled 34 different cytokinins/cytokinin metabolites (including precursors, conjugates and degradation products) in leaves of a free-growing mature aspen (Populus tremula) before and after the initiation of autumnal senescence over three consecutive years. The … iplaytv apple tv

"WebNov 23, 2024 · Cytokinin (CK) in plants regulates both developmental processes and adaptation to environmental stresses. Arabidopsis histidine phosphotransfer ahp... " - Cytokinin metabolic process

Cytokinin metabolic process

Cytokinin Oxidase and the Regulation of Cytokinin Degradation

WebFeb 1, 2001 · Cytokinins are a class of phytohormones, signalling molecules specific to plants. They act as regulators of diverse physiological processes in complex signalling pathways. It is necessary for plants to continuously regulate cytokinin distribution among different organs, tissues, cells, and compartme … WebABSTRACT. Cytokinin degradation is an important component process in the metabolic network that controls the levels of cytokinin metabolites and their distribution in plant …

Did you know?

WebMar 1, 2012 · In plants, the cytokinin (CK) phytohormones regulate numerous biological processes, including responses to environmental stresses, via a complex network of CK … WebCytokinins are involved in many plant processes, including cell division and shoot and root morphogenesis. They are known to regulate axillary bud growth and apical …

WebJun 1, 2024 · Cytokinins promote cell division and increase cell expansion during the proliferation and expansion stages of leaf cell development, respectively. During leaf senescence, cytokinins reduce sugar... WebOct 1, 2009 · An overview on cytokinin metabolism and the core signalling pathway is shown in Figure 1 and recent findings are summarized in the next sections. ... The process of deciphering the contribution of the individual genes and their combinations to the many different processes regulated by cytokinin is ongoing. It is clear that an increasing …

WebNov 12, 2015 · attenuation of cytokinin signaling via proteolysis of a type-b response regulator：细胞分裂素信号通过一个b型反应调节蛋白衰减 ... provided physiological evidence proteindegradation regulatoryevent TCSimportant variouscytokinin-mediated developmental processes root/hypo-cotyl elongation leafsenescence. 13 molecularlevel ... WebCytokinins (CKs) regulate plant adaptation to stress Members of the CK family of plant hormones are considered to be master regulators, strongly influencing plant growth and development. In the past 10 years, CK …

WebThe plant hormones referred to as cytokinins are chemical signals that control numerous developmental processes throughout the plant life cycle, including gametogenesis, root meristem specification, vascular development, shoot and root growth, meristem homeostasis, senescence, and more. ... The core mechanistics of cytokinin …

WebOct 13, 2024 · Cytokinin signaling regulates sulfur-responsive gene expression but the underlying molecular mechanisms and their impact on sulfur containing metabolites have … iplaytv bufferingWebMar 30, 2024 · Apical dominance is primarily governed by the hormones auxin, cytokinin, strigolactone and ABA, together with sucrose (Barbier et al., 2024). To date, the role that oxygen, through ROS, redox regulation and hypoxia signalling, plays in apical dominance remains unclear. ... Understanding the metabolic regulation of this process remains an … iplaytv downloadWebFeb 14, 2011 · The key biosynthetic and metabolic pathways of cytokinins are summarized in Fig. 1. The biosynthesis of isoprenoid cytokinins starts with transfer of the isoprenoid moiety to adenine either in its nucleotide forms or bound to RNA. iplayvape.comWebMay 1, 2002 · These advances in the study of cytokinin biosynthesis and metabolism are important in understanding the role of cytokinins in plant growth and development and have been reviewed elsewhere (Haberer and Kieber, 2001; Mok and Mok, 2001). This review will focus on early events in cytokinin signaling and highlight some likely future directions in ... orb bellshillWebFeb 14, 2011 · Isopentenyl transferases—the first step in cytokinin biosynthesis. The key biosynthetic and metabolic pathways of cytokinins are summarized in Fig. 1. The … iplaytv redditWebApr 26, 2024 · Cytokinin oxidases/dehydrogenases (CKX) are involved in the regulation of cytokinin-dependent processes and are important in controlling endogenous cytokinin … iplaytv channel listhttp://amigo.geneontology.org/amigo/term/GO:0009690 orb basse