Auxin and its role in plant development: structure, signalling, regulation and response mechanisms

GLB Gomes, KC Scortecci - Plant Biology, 2021 - Wiley Online Library
Auxins are plant hormones that play a central role in controlling plant growth and
development across different environmental conditions. Even at low concentrations, auxins …

[HTML][HTML] Molecular understanding of wood formation in trees

L Luo, L Li - Forestry Research, 2022 - pmc.ncbi.nlm.nih.gov
Trees convert and store the majority of their photosynthetic products in wood which is an
essential renewable resource much in demand by human society. Formation of wood …

High levels of auxin signalling define the stem-cell organizer of the vascular cambium

O Smetana, R Mäkilä, M Lyu, A Amiryousefi… - Nature, 2019 - nature.com
Wood, a type of xylem tissue, originates from cell proliferation of the vascular cambium.
Xylem is produced inside, and phloem outside, of the cambium 1. Morphogenesis in plants …

AUXIN RESPONSE FACTOR7 integrates gibberellin and auxin signaling via interactions between DELLA and AUX/IAA proteins to regulate cambial activity in poplar

J Hu, H Su, H Cao, H Wei, X Fu, X Jiang, Q Song… - The Plant …, 2022 - academic.oup.com
Cambial development in the stems of perennial woody species is rigorously regulated by
phytohormones. Auxin and gibberellin (GA) play crucial roles in stimulating cambial activity …

Cell-type-specific PtrWOX4a and PtrVCS2 form a regulatory nexus with a histone modification system for stem cambium development in Populus trichocarpa

X Dai, R Zhai, J Lin, Z Wang, D Meng, M Li, Y Mao… - Nature plants, 2023 - nature.com
Stem vascular cambium cells in forest trees produce wood for materials and energy. WOX4
affects the proliferation of such cells in Populus. Here we show that Ptr WOX4a is the most …

Gibberellins promote polar auxin transport to regulate stem cell fate decisions in cambium

R Mäkilä, B Wybouw, O Smetana, L Vainio, A Solé-Gil… - Nature plants, 2023 - nature.com
Vascular cambium contains bifacial stem cells, which produce secondary xylem to one side
and secondary phloem to the other. However, how these fate decisions are regulated is …

The LBD11-ROS feedback regulatory loop modulates vascular cambium proliferation and secondary growth in Arabidopsis

TVT Dang, S Lee, H Cho, K Choi, I Hwang - Molecular Plant, 2023 - cell.com
Vascular cambium produces the phloem and xylem, vascular tissues that transport
resources and provide mechanical support, making it an ideal target for crop improvement …

Identification of novel regulators required for early development of vein pattern in the cotyledons by single‐cell RNA‐sequencing

Z Liu, J Wang, Y Zhou, Y Zhang, A Qin, X Yu… - The Plant …, 2022 - Wiley Online Library
The leaf veins of higher plants contain a highly specialized vascular system comprised of
xylem and phloem cells that transport water, organic compounds and mineral nutrients. The …

A PXY-mediated transcriptional network integrates signaling mechanisms to control vascular development in Arabidopsis

ME Smit, SR McGregor, H Sun, C Gough… - The Plant …, 2020 - academic.oup.com
The cambium and procambium generate the majority of biomass in vascular plants. These
meristems constitute a bifacial stem cell population from which xylem and phloem are …

[HTML][HTML] Cytokinins initiate secondary growth in the Arabidopsis root through a set of LBD genes

L Ye, X Wang, M Lyu, R Siligato, G Eswaran, L Vainio… - Current Biology, 2021 - cell.com
During primary growth, plant tissues increase their length, and as these tissues mature, they
initiate secondary growth to increase thickness. 1 It is not known what activates this …