Results 51 to 60 of about 6,752 (198)

IAA in the control of photoperiodic flower induction of Pharbitis nil chois

open access: yesActa Societatis Botanicorum Poloniae, 2014
The endogenous content of IAA in the cotyledons of Pharbitis nil is low before and during the first half of the inductive 16-h-long dark period. From the 8th to the 12th hour the level of IAA increased and then again was going down at the end of a dark ...
Halina Kulikowska-Gulewska   +3 more
doaj   +1 more source

Cell polarity and patterning by PIN trafficking through early endosomal compartments in Arabidopsis thaliana. [PDF]

open access: yesPLoS Genetics, 2013
PIN-FORMED (PIN) proteins localize asymmetrically at the plasma membrane and mediate intercellular polar transport of the plant hormone auxin that is crucial for a multitude of developmental processes in plants.
Hirokazu Tanaka   +8 more
doaj   +1 more source

Coordination of tissue cell polarity by auxin transport and signaling

open access: yeseLife, 2019
Plants coordinate the polarity of hundreds of cells during vein formation, but how they do so is unclear. The prevailing hypothesis proposes that GNOM, a regulator of membrane trafficking, positions PIN-FORMED auxin transporters to the correct side of ...
Carla Verna   +4 more
doaj   +1 more source

Narciclasine modulates polar auxin transport in Arabidopsis roots

open access: goldJournal of Plant Physiology, 2011
Plant development displays an exceptional plasticity and adaptability that involves the dynamic, asymmetric distribution of the phytohormone auxin. Polar auxin flow, which requires transport facilitators of the PIN family, largely contributes to the establishment and maintenance of auxin gradients and mediates multiple developmental processes. Here, we
Xiaofan Na   +7 more
openalex   +4 more sources

Polar auxin transport and patterning: grow with the flow [PDF]

open access: yesGenes & Development, 2006
Particularly in the fall, plant leaves demand attention as examples of the beauty of nature. Around that time, anyone can pick them up and have a close look at the variety in venation patterns. For a considerable time, biologists and mathematicians went one step farther, trying to find regularities in these patterns and rules behind them.
Scheres, B.J.G., Xu, J.
openaire   +4 more sources

Strigolactone Inhibition of Branching Independent of Polar Auxin Transport [PDF]

open access: yesPlant Physiology, 2015
The outgrowth of axillary buds into branches is regulated systemically via plant hormones and the demand of growing shoot tips for sugars. The plant hormone auxin is thought to act via two mechanisms. One mechanism involves auxin regulation of systemic signals, cytokinins and strigolactones, which can move into axillary buds.
Philip B. Brewer   +4 more
openaire   +3 more sources

Exploring the role of auxin in the androgynophore movement in Passiflora

open access: yesGenetics and Molecular Biology, 2015
The flowers of the species belonging to the genus Passiflorashow a range of features that are thought to have arisen as adaptations to different pollinators. Some Passiflora species belonging to the subgenus Decaloba sect.
Livia C.T. Scorza   +1 more
doaj   +1 more source

The Small Auxin-Up RNA SAUR10 Is Involved in the Promotion of Seedling Growth in Rice

open access: yesPlants, 2023
Small auxin-up-regulated RNAs (SAURs) are genes rapidly activated in response to auxin hormones, significantly affecting plant growth and development. However, there is limited information available about the specific functions of SAURs in rice due to ...
Xiaolong Huang   +4 more
doaj   +1 more source

Auxin biosynthesis site and polar transport in maize coleoptiles [PDF]

open access: yesPlant Signaling & Behavior, 2010
Since Darwins' pioneering experiments, monocot coleoptiles have been used to investigate indole-3-acetic acid (IAA) production and polar transport. In a recent study, using maize coleoptiles, we first showed that the asymmetric IAA flow from the tip in response to gravistimulus directly affects the TIR/AFBs-mediated auxin signaling pathway, which ...
Takeshi, Nishimura, Tomokazu, Koshiba
openaire   +2 more sources

Morphactin stimulates stem elongation and thickening in decapitated shoots of Bryophyllum calycinum Salisb.

open access: yesActa Agrobotanica, 2013
Morphactin, methyl 2-chloro-9-hydroxyfluorene-9-carboxylate (IT 3456), is a synthetic growth regulator with a unique action affecting various morphogenetic and physiological processes in plants, and has been characterized as a specific inhibitor of auxin
Kensuke Miyamoto   +5 more
doaj   +1 more source

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