Cytokinin biosynthesis and metabolism
WebApr 2, 2024 · Cytokinin biosynthesis and metabolism. Naturally occurring cytokinins, which are adenine derivatives, fall into two groups: those with an isoprenoid side chain … WebThis review summarizes the current status of knowledge on cytokinin biosynthesis, metabolism and signal transduction, with an emphasis on genes encoding …
Cytokinin biosynthesis and metabolism
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WebThe hormone cytokinin influences LR formation and growth in Arabidopsis thaliana on different levels by disturbing cell division activity and pattern formation. This includes inhibition of the first formative cell division of pericycle founder cells and inhibition of the outgrowth of young LR primordia. WebDec 19, 2024 · In our study, the signaling pathways of several hormones, including auxin (Tryptophan metabolism, Ko00380), ethylene (cysteine and methionine metabolism, …
WebSep 9, 2024 · Cytokinins (CKs) are N 6 -substituted adenine derivative phytohormones responsible for nutrient uptake, cell division, embryonic development, and the overall … WebApr 11, 2024 · The expression of genes involved in cytokinin biosynthesis, including OsIPT9 and OsCYP735A, is downregulated under Zn deficiency in rice ( Gao et al., 2024 ). Exogenous cytokinin represses the expression of genes involved in Zn uptake ( OsZIP1/5) and translocation ( OsHMAs and OsNASs) in rice ( Gao et al., 2024 ).
WebThe expression of genes encoding two-component elements and proteins involved in cytokinin biosynthesis and degradation was analyzed in rice roots and shoots and in response to phytohormones. Nearly all type-A OsRRs and OsHK4 were up-regulated in response to cytokinin, but other cytokinin signaling elements were not appreciably … WebNov 4, 2013 · Cytokinins are positive regulators of branching [3], [11]–[14], and auxin regulates the local amount of cytokinin by regulating the expression of genes involved in cytokinin biosynthesis and metabolism [1], [2], [14]–[16].
WebWhile various aspects of cytokinin function and metabolism are well understood in plants, the information is limited for cyanobacteria. In this study, we first experimentally confirmed a prenylation of tRNA by recombinant isopentenyl transferase NoIPT2 from Nostoc sp. PCC 7120, whose encoding gene we previously identified in Nostoc genome along ...
WebJul 7, 2015 · These studies demonstrate that a plant’s response to herbivore infestation is associated with large-scale changes in gene expression, and three major plant hormones, jasmonic acid (JA), salicylic acid (SA) and ethylene (ET) are essential in herbivore-induced defense responses. how to serve liverwurst pateWebMutant analysis revealed that the cytokinin biosynthesis genes IPT3 and IPT5 and all three cytokinin receptor genes (AHK2, AHK3, and CRE1/AHK4) act redundantly during … how to serve mini cheesecakesWebJan 1, 2010 · Download Citation Cytokinin Biosynthesis and Metabolism Since the discovery of cytokinins in the 1950s, it has been clearly established that they play an … how to serve liver pateWebCytokinins (CKs) are key phytohormones functioning in both normal development and stress responses in plants. Here, we summarize the molecular mechanisms on the biosynthesis, metabolism, transport and signaling transduction pathways of CKs. how to serve lox and bagels for brunchWebApr 9, 2024 · Summary Stone cells are often present in pear fruit, and they can seriously affect the fruit quality when present in large numbers. The plant growth regulator NAA, a synthetic auxin, is known to play an active role in fruit development regulation. However, the genetic mechanisms of NAA regulation of stone cell formation are still unclear. how to serve matzo crackersWebThis review centers on cytokinin metabolism with connecting discussions on biosynthesis and signal transduction. Important findings are summarized with emphasis on metabolic … how to serve mandarin oranges to babyWebThe chemistry and physiology of cytokinin have been studied extensively, but the regulation of cytokinin biosynthesis, metabolism, and signal transduction is still largely undefined. Recent advances in cloning metabolic genes and identifying putative receptors portend more rapid progress based on molecular techniques. how to serve martini