Cytokinin signaling during root development

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August undefined, 2024

WebFeb 1, 2009 · The cytokinin class of phytohormones regulates division and differentiation of plant cells. They are perceived and signaled by a phosphorelay mechanism similar to … Web摘要：. The rice root system is important for growth. The crosstalk between auxin and cytokinin mediates root initiation and elongation. However, it remains unclear how the transcriptional network upstream of the auxin and cytokinin signaling pathways determines root development. Here, we observed that the knockdown of OsNAC2, which encodes ...

Canopy shade causes a rapid and transient arrest in leaf development …

Web摘要：. The rice root system is important for growth. The crosstalk between auxin and cytokinin mediates root initiation and elongation. However, it remains unclear how the … WebFeb 15, 2010 · These new findings underscore the importance of cytokinin signaling in seedling development and provide in vivo evidence that cytokinins are essential for the establishment of both the shoot and root meristems after germination. ... The precise involvement of STIP in cytokinin signaling during root meristem establishment … rayburn glasses

attenuation of cytokinin signaling via proteolysis of a type-b …

WebSep 9, 2024 · Abstract Cytokinin plays critical roles in root development. Cytokinin signaling depends on activation of key transcription factors known as type B Arabidopsis response regulators (ARRs). However, the mechanisms underlying the finely tuned regulation of type B ARR activity remain unclear. Web6 hours ago · Introductionβ-Mannanase is a plant cell wall remodeling enzyme involved in the breakdown of hemicellulose and plays an important role in growth by hydrolyzing the … Webmutually exclusive auxin and cytokinin signaling domains that control root vascular patterning. This clearly illustrates that during root development, in parallel with auxin, cytokinin transport matters, too! References 1. Skoog, F., and Miller, C.O. (1957). Chemical regulation of growth and organ formation in plant tissues cultured in vitro ... rayburn green

Auxin: a master regulator in plant root development

Cytokinin signaling during root development - PubMed

WebThis was in agreement with the critical role that cytokinin signaling is known to play during root and stem cell niche establishment leading to the RAM system initiation in SE (Su et al. 2015 ... WebJan 1, 2009 · The cytokinin class of phytohormones regulates division and differentiation of plant cells. They are perceived and signaled by a phosphorelay mechanism similar to … rayburn grastyWebHere, we identified a rice AP2/ERF protein, ERF3, which interacts with WOX11 and was expressed in crown root initials and during crown root growth. Functional analysis revealed that ERF3 was essential for crown root development and acts in auxin- and cytokinin-responsive gene expression. simple revit drawing

"WebJun 1, 2024 · In plants, cytokinins are essential regulators that are involved in almost every aspect of plant growth and development. During the various stages of leaf … " - Cytokinin signaling during root development

Cytokinin signaling during root development

Asymmetric distribution of cytokinins determines root hydrotropism in

WebPrevious studies had shown that cytokinin and auxin interact during meristem development and function. In contrast to these studies, we found that auxin and cytokinin also interact beyond meristems in shoot and root organs and that this interaction determines the size of shoots and roots. ... Cytokinin signaling was increased in auxin resistant ... WebAug 25, 2015 · These results define a mechanism regulating gene expression involved in cytokinin signaling during different stages of crown root development in rice. INTRODUCTION Cereals, such as rice ( Oryza sativa ) and maize ( Zea mays ), have a complex root system structure with several root types, including embryonic primary …

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WebFeb 13, 2024 · Our data suggest that shoot removal induces the quantitative and qualitative development of chloroplasts in roots, with cytokinin signaling via ARR1 and ARR12 functioning downstream of wounding signaling to up-regulate genes associated with chloroplast development, including chloroplast-related transcription factors and plastid … WebNov 24, 2024 · Further associating RAV1 with cytokinin signaling, our results demonstrate that cytokinin upregulates RAV1 expression through ARR1, during post-embryonic …

WebCytokinin can suppress lateral root emergence by blocking the localized accumulations of auxin, probably through the suppression of PINs. During nodule development, localized cytokinin... WebNov 24, 2024 · Root growth dynamics is an outcome of complex hormonal crosstalk. The primary root meristem size, for example, is determined by antagonizing actions of cytokinin and auxin. Here we show that RAV1, a member of the AP2/ERF family of transcription factors, mediates cytokinin signaling in roots to regulate meristem size.

WebCytokinins ( 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 … WebNov 27, 2015 · Recent studies shed light on the importance of cytokinin–auxin interaction for auxin traffic and specification of cytokinin action sites in root vascular development. Cytokinin signaling in the …

WebSep 11, 2024 · Waidmann et al. conducted a GWAS, which revealed that the inhibitory effect of the cytokinin signaling pathway on Arabidopsis lateral root growth involves AtCKX2 . Wang et al. identified 12 ZmCKX5 variants that are significantly associated with six root traits, while also demonstrating that ZmCKX5 may regulate maize root development .

WebOct 12, 2024 · To establish a correlation with the cytokinin inhibitory function and cytokinin responses during CRP initiation and emergence, we investigated cytokinin responses in … simple revocable transfer on death californiaWebApr 4, 2013 · Cross-regulatory interactions of different phytohormones with auxin for understanding the intricacies involved in plant root development. a Various phytohormones, such as cytokinin (CK), brassinosteroid (BR), ethylene (ET), abscisic acid (ABA), gibberellin (GA), jasmonic acid (JA), polyamine (PA) and strigolactone (SL) … simple rewardsWebMar 11, 2013 · The phytohormones cytokinin and auxin are essential for the control of diverse aspects of cell proliferation and differentiation processes in plants. Although both phytohormones have been suggested to play key roles in the regulation of root nodule development, only recently, significant progress has been made in the elucidation of the … rayburn gumtreeWebIn M. truncatula, activation of genes related to cytokinin biosynthesis/signaling during nodule development begins concurrently with the initiation of cell division in pericycle … rayburn golf course texasWebJan 5, 2024 · Authors: Mahboobeh Azarakhsh and Maria A. Lebedeva. Journal of Plant Growth Regulation (2024) Abstract: "Nodules are formed as a result of symbiosis with nitrogen-fixing bacteria on the roots of legume plants. Symbiotic nodule development shares common developmental processes with lateral roots... ray burnham cpcuWebJan 6, 2006 · By controlling the identity of cell lineages, the reciprocal interaction of cytokinin signaling and its spatially specific modulator regulates proliferation and differentiation ofcell lineages during vascular development, demonstrating a previously unrecognized regulatory circuit underlying meristem organization. The cell lineages that … rayburn head officeWebDec 18, 2024 · As a potent regulator of root development, auxin plays important roles to control the development and architecture of the root system [ 2, 7 ]. Auxin biosynthesis, polar transport, and signal … rayburn hardware boston