Results 161 to 170 of about 58,097 (355)

Physical constraints and environmental factors shape phloem anatomical traits in woody angiosperm species

open access: yesNew Phytologist, EarlyView.
Summary Xylem trait studies have enhanced our understanding of how plants strategically adapt their morphological and anatomical features to diverse climates. Despite the importance of the phloem in plant functioning, similar studies of phloem traits are lacking.
Yan Wang   +18 more
wiley   +1 more source

Gibberellins promote polar auxin transport to regulate stem cell fate decisions in cambium. [PDF]

open access: yesNat Plants, 2023
Mäkilä R   +11 more
europepmc   +1 more source

Essential developmental processes in Physcomitrium patens require distinct levels of total activity provided by functionally redundant PpROP GTPases

open access: yesNew Phytologist, EarlyView.
Summary RHO (RAS homologous) GTPases regulate important cellular and developmental processes in most eukaryotes. Plant‐specific ROP (RHO of plants) GTPase families expanded and functionally diversified during the evolution of vascular plants, but contain few members in nonvascular extant relatives of early land plants.
Aude Le Bail   +9 more
wiley   +1 more source

Effect of inhibitors of auxin polar transport on the growth induced by indole-3-acetic acid and indole-3-butyric acid in excised stem of tulips

open access: yesРастениевъдни науки, 2014
 In the present study we report the effect of inhibitors of auxin polar transport, NPA, TIBA and morphactin IT 3456, on indole-3-acetic acid (IAA)and indole-3-butyric acid (IBA)-induced growth of excised stem from growing tulips (Tulipa gesneriana L ...
Marian Saniewski   +4 more
doaj  

PLETHORAs shape Arabidopsis phyllotaxis through modulation of patterning robustness and accelerated inflorescence development

open access: yesNew Phytologist, EarlyView.
Summary Phyllotaxis is the arrangement of lateral organs on a stem axis, which in Arabidopsis follows a spiral pattern. We previously described that loss of three PLETHORA (PLT) transcription factors shifts the phyllotactic spiral to novel metastable patterns, but the mechanism behind these shifts remained unclear.
Merijn Kerstens   +4 more
wiley   +1 more source

Die Funktion des Responseregulators ARR2 in der Entwicklung von Arabidopsis thaliana [PDF]

open access: yes, 2004
In dieser Arbeit konnte mittels physiologischer Experimente, Expressionsanalysen, Phosphorylierungsassays und Transaktivierungsanalysen eine komplexe Funktion von ARR2 in verschiedenen Signaltransduktionswegen von Arabidopsis aufgedeckt werden.
Haß, Claudia
core  

Target of rapamycin signaling in pea embryos is dependent on glutamine but detached from seed storage protein biosynthesis

open access: yesNew Phytologist, EarlyView.
Summary Target of rapamycin (TOR) kinase is the hub of a eukaryotic master signaling network that integrates nutritional and hormonal signals into cellular activities. Most studies on TOR in plants have focused on seedlings, where TOR is most responsive to light and sucrose.
Brendan M. O'Leary   +5 more
wiley   +1 more source

KAI2 regulates seedling development by mediating light-induced remodelling of auxin transport. [PDF]

open access: yesNew Phytol, 2022
Hamon-Josse M   +5 more
europepmc   +1 more source

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