Cytokinin biosynthesis gene

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August undefined, 2024

WebWe also examined the expression of two genes for tRNA isopentenyltransferases, AtIPT2 and AtIPT9, which can also be involved in cytokinin biosynthesis. They were … WebSupporting: 1, Mentioning: 318 - 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 by …

Cytokinin pathway mediates APETALA1 function in the ... - PNAS

WebThis review summarizes the current status of knowledge on cytokinin biosynthesis, metabolism and signal transduction, with an emphasis on genes encoding metabolic … WebFeb 27, 2024 · 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 by membrane … orange anglican grammar parent portal

Cytokinin signaling in plant development - [scite report]

WebCytokinins play an important role as signaling molecules in the long-distance communication between organs in systemic growth regulation in response to … WebDec 12, 2000 · The iPMP-dependent cytokinin biosynthesis pathway (Fig. 7, black arrows) has been extensively studied in tissues expressing the ipt gene from A. tumefaciens, … WebThe phosphorylated, and thus activated, type-B RRs regulate the transcription of numerous genes, including the type-A RRs. The type-A RRs negatively regulate the pathway. Biosynthesis. Adenosine phosphate-isopentenyltransferase (IPT) catalyses the first reaction in the biosynthesis of isoprene cytokinins. iphone 7 waterproof ad

Frontiers Cytokinin biosynthesis in cyanobacteria: Insights for cr…

An alternative cytokinin biosynthesis pathway - Proceedings …

WebOct 4, 2024 · Schematic presentations of cytokinin (CK) biosynthesis and transport for systemic nitrogen (N) and carbon signaling (a) CT … WebSep 14, 2007 · Cytokinins are a group of mobile phytohormones that play a critical role in plant growth and development by regulating leaf senescence ( Gan and Amasino, 1995; Kim et al., 2006 ), apical dominance ( Sachs and Thimann, 1967; Tanaka et al., 2006 ), root proliferation ( Werner et al., 2001 ), phyllotaxis ( Giulini et al., 2004 ), reproductive … orange anglican grammar school canvasWebApr 4, 2015 · For example, in Arabidopsis >100 cytokinin-regulated genes related to photosynthesis were identified, extending, among others, the list of the above-mentioned nuclear-encoded cytokinin-regulated … iphone 7 waterproof membrane

"WebIrreversible cytokinin degradation that regulates root cytokinin levels in L. japonicus (Reid et al., 2016) and negative feedback on endogenous biosynthesis gene expression may account for this difference. The absence of major phenotypic and metabolic changes in single biosynthesis gene mutants further supports the finely balanced nature of ... " - Cytokinin biosynthesis gene

Cytokinin biosynthesis gene

Evolution of cytokinin biosynthesis and degradation

WebA small region of the Ti plasmid (the tmr locus), thought to be involved in phytohormone metabolism in Agrobacterium tumefaciens-transformed plant tissue, was cloned and … WebMutant analysis revealed that the cytokinin biosynthesis genes IPT3 and IPT5 and all three cytokinin receptor genes (AHK2, AHK3, and CRE1/AHK4) act redundantly during LR initiation. Mutation of AHK2 and AHK3 caused increased auxin sensitivity of LR formation, corroborating the functional relevance of auxin-cytokinin interaction during LR formation.

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WebWe also examined the expression of two genes for tRNA isopentenyltransferases, AtIPT2 and AtIPT9, which can also be involved in cytokinin biosynthesis. They were expressed ubiquitously, with highest expression in proliferating tissues. These findings are discussed in relation to the role of cytokinins in plant development. Publication types WebApr 14, 2024 · Osteoporosis is a disease that is characterised by reduced bone mineral density (BMD) and can be exacerbated by the excessive bone resorption of osteoclasts (OCs). Bioinformatic methods, including functional enrichment and network analysis, can provide information about the underlying molecular mechanisms that participate in the …

WebApr 21, 2014 · Here we show that AP1 regulates cytokinin levels by directly suppressing the cytokinin biosynthetic gene LONELY GUY1 and activating the cytokinin degradation gene CYTOKININ OXIDASE/DEHYDROGENASE3. Restoring the expression of these genes to wild-type levels in AP1 -expressing cells or suppressing cytokinin signaling … WebAug 21, 2024 · The model strain NCPPB 3335 contains two plasmid-borne genes coding for cytokinin biosynthesis enzymes: ptz, for an isopentenyl transferase, and idi, for an isopentenyl-diphosphate delta …

WebJul 6, 2024 · Cytokinin biosynthesis was manipulated in transgenic tomato plants by overexpressing either AtIPT7 or AtCKX3 genes. The root-cap-specific promoter AtMDK4 was used (Lilley et al., 2011; Supplementary Figure S2), and the FBPase promoter was aimed at directing gene expression mainly to leaf mesophyll cells (Lloyd et al., 1991). WebCytokine gene expression was analyzed by reverse-transcriptase PCR. In human KC, S-28463 stimulated significant increases in IFN-alpha mRNA at both concentrations. IL-1alpha mRNA increased 1.4-fold at 10 micrograms/ml. IL-8 mRNA was upregulated 2.5-fold at 10 micrograms/ml. Twenty-four hours after treatment, IL-1 alpha, IL-8, and TNF-alpha ...

WebThis review summarizes the current status of knowledge on cytokinin biosynthesis, metabolism and signal transduction, with an emphasis on genes encoding metabolic enzymes and putative receptors, and genes rapidly induced by cytokinins. Download to read the full article text References

WebJan 7, 2024 · Most natural cytokinins (CKs) are adenine derivatives that carry an isoprene-derived side chain at the N6-terminus. Structural variation at the isoprenoid … orange animal scratchWebcytokinin biosynthesis in transgenic Arabidopsis, expressing the ipt gene under the control of a glucocorticoid inducible transcription system (21, 22). This system recently was shown to cause growth defects in transgenic A. thaliana plants grown in inductive condi-tions for 1–2 weeks (23). However, our investigation is based solely iphone 7 waterproof shatterproof caseWebThe plant hormones referred to as cytokinins are chemical signals that control numerous developmental processes throughout the plant life cycle, including … orange and yellow vegetablesWebApr 30, 2024 · Cytokinin is an important regulator of symbiotic nodule development. Recently, KNOTTED1-LIKE HOMEOBOX 3 transcription factor (TF) was shown to … orange animal print dressWebDec 31, 2024 · The transcription of cytokinin biosynthetic genes is modulated by multiple factors, including hormones and macronutrients. In Arabidopsis, cytokinins promote cell di vision. iphone 7 wide keyboardWebJun 1, 2024 · The initial step of cytokinin biosynthesis in higher plants is the formation of cytokinin nucleotides, namely, isopentenyladenosine 5′-tri-, di-, or monophosphate (iPRTP, iPRDP, or iPRMP,... We would like to show you a description here but the site won’t allow us. orange angora catWebMar 30, 2006 · A series of genes for cytokinin biosynthesis and metabolism: IPT, CYP735A, adenosine nucleosidase, adenine phosphoribosyltransferase, cytokinin … iphone 7 wifi slow