Results 21 to 30 of about 25,693 (252)

Brassinosteroid Signaling Converges With Auxin-Mediated C3H17 to Regulate Xylem Formation in Populus

open access: yesFrontiers in Plant Science, 2020
Brassinosteroid (BR) signaling has long been reported to have an effect on xylem development, but the detailed mechanism remains unclear, especially in tree species. In this study, we find PdC3H17, which was demonstrated to mediate xylem formation driven
Xianfeng Tang   +9 more
doaj   +1 more source

PopulusPtERF85 Balances Xylem Cell Expansion and Secondary Cell Wall Formation in Hybrid Aspen

open access: yesCells, 2021
Secondary growth relies on precise and specialized transcriptional networks that determine cell division, differentiation, and maturation of xylem cells.
Carolin Seyfferth   +7 more
doaj   +1 more source

Relationship Between the Xylem Anatomy of Grapevine Rootstocks and Their Susceptibility to Phaeoacremonium minimum and Phaeomoniella chlamydospora

open access: yesFrontiers in Plant Science, 2021
Fungal grapevine trunk diseases (GTDs) are some of the most pressing threats to grape production worldwide. While these diseases are associated with several fungal pathogens, Phaeomoniella chlamydospora and Phaeoacremonium minimum are important ...
Charis K. Ramsing   +6 more
doaj   +1 more source

A Weed for Wood? Arabidopsis as a Genetic Model for Xylem Development [PDF]

open access: yesPlant Physiology, 2004
Wood, or secondary xylem, is a water-conductive and supportive vascular tissue highly characteristic of trees. In addition to parenchymatous cells adapted for storage and transport functions, wood is mainly composed of various vertically elongated cell types.
Kaisa M, Nieminen   +2 more
openaire   +2 more sources

A MYB-Related Transcriptional Module Cooperatively Represses Xylem Development in Poplar. [PDF]

open access: yesPlant Biotechnol J
ABSTRACT MYB transcription factors play crucial roles in regulating plant growth and development, but the functions of the MYB‐related subfamily in woody plants remain poorly understood. In this study, we characterized PagMYBR028, an MYB‐related transcription factor from poplar ‘84 K’ (Populus alba × Populus glandulosa), which was predominantly ...
Fan G   +8 more
europepmc   +2 more sources

Plant Fructokinases: Evolutionary, Developmental, and Metabolic Aspects in Sink Tissues

open access: yesFrontiers in Plant Science, 2018
Sucrose, a glucose–fructose disaccharide, is the main sugar transported in the phloem of most plants and is the origin of most of the organic matter. Upon arrival in sink tissues, the sucrose must be cleaved by invertase or sucrose synthase. Both sucrose-
Ofer Stein, David Granot
doaj   +1 more source

Interspecific Signaling Between the Parasitic Plant and the Host Plants Regulate Xylem Vessel Cell Differentiation in Haustoria of Cuscuta campestris

open access: yesFrontiers in Plant Science, 2020
The genus Cuscuta is stem parasitic angiosperms that parasitize a wide range of vascular plants via de novo formation of a distinctive parasitic organ called a haustorium.
Yuki Kaga   +9 more
doaj   +1 more source

The changes in redox status of ascorbate in stem tissue cells during Scots pine tree growth [PDF]

open access: yesСибирский лесной журнал, 2017
The contents of ascorbate (AsA) and dehydroascorbate (DHA) and their ratio, showing cellular redox state of AsA, were studied in the cells of the separate tissues at different levels of Pinus sylvestris L.
G. F. Antonova   +2 more
doaj   +1 more source

Allelopathic effects of aqueous extracts of Artistolochia esperanzae O.Kuntze on development of Sesamum indicum L. seedlings Efeitos alelopáticos de extratos aquosos de Aristolochia esperanzae O.Kuntze sobre desenvolvimento de plântulas de Sesumum indicum L.

open access: yesActa Botânica Brasílica, 2010
Aristolochia esperanzae is a climbing plant that occurs in the savanna regions of Brazil. The aim of this work was to identify the effects of aqueous extracts of A.
Ana Beatriz Gatti   +3 more
doaj   +1 more source

Seasonal Xylem Sap Acidification Is Governed by Tree Phenology, Temperature and Elevation of Growing Site

open access: yesPlants, 2022
pH of xylem sap (pHx) was determined in three trees (Malus domestica (apple tree), Picea abies and Pinus cembra) in response to seasonal changes. Conifer trees from lowland (600 m) were compared to trees growing at the alpine timberline (1950 m a.s.l ...
Manuel Pramsohler   +2 more
doaj   +1 more source

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