Results 11 to 20 of about 7,638 (201)

Functional characterization of NRT1/PTR FAMILY transporters: looking for a needle in a haystack. [PDF]

open access: yesNew Phytol
Summary NRT1/PTR FAMILY (NPF) transporters play crucial roles in plant physiology and development due to their involvement in nitrogen nutrition and their ability to transport multiple signaling molecules and metabolites. Whereas most eukaryotic and prokaryotic NPF orthologs are peptide transporters, most flowering plant NPF transport other substrates ...
Morales de Los Ríos L   +6 more
europepmc   +2 more sources

Alterations induced by Tortrimosaica polypodivora on the stems of Microgramma vacciniifolia: simple or complex galls?

open access: yesRodriguésia, 2023
Microgramma vacciniifolia, an epiphyte fern, hosts of two stem galls. One is induced by Tortrimosaica polypodivora (Lepidoptera), which can also induce galls in M. squamulosa and M. mortoniana. The alterations induced by T.
Gabriela Soares Martins   +3 more
doaj   +1 more source

Convergence between Development and Stress: Ectopic Xylem Formation in Arabidopsis Hypocotyl in Response to 24-Epibrassinolide and Cadmium

open access: yesPlants, 2022
Ectopic xylary element (EXE) formation in planta is a poorly investigated process, and it is unknown if it occurs as a response to the soil pollutant Cadmium (Cd).
Diego Piacentini   +6 more
doaj   +1 more source

The K+ transporter NPF7.3/NRT1.5 and the proton pump AHA2 contribute to K+ transport in Arabidopsis thaliana under K+ and NO3- deficiency

open access: yesFrontiers in Plant Science, 2023
Nitrate (NO3-) and potassium (K+) are distributed in plants via short and long-distance transport. These two pathways jointly regulate NO3- and K+ levels in all higher plants.
Florencia Sena   +3 more
doaj   +1 more source

Indole-3-butyric acid induces ectopic formation of metaxylem in the hypocotyl of Arabidopsis thaliana without conversion into indole-3-acetic acid and with a positive interaction with ethylene [PDF]

open access: yes, 2017
The role of the auxins indole-3-acetic acid (IAA) and indole-3-butyric acid (IBA) and of the auxin-interacting phytohormone ethylene, on the ectopic formation of primary xylem (xylogenesis in planta) is still little known.
Altamura, Maria Maddalena   +5 more
core   +2 more sources

Cell Type-Specific Transcriptomics of Lateral Root Formation and Plasticity

open access: yesFrontiers in Plant Science, 2019
Lateral roots are a major determinant of root architecture and are instrumental for the efficient uptake of water and nutrients. Lateral roots consist of multiple cell types each expressing a unique transcriptome at a given developmental stage. Therefore,
Annika Kortz   +2 more
doaj   +1 more source

Auxin Modulated Initiation of Lateral Roots Is Linked to Pericycle Cell Length in Maize

open access: yesFrontiers in Plant Science, 2019
Auxin is essential for the regulation of root system architecture by controlling primary root elongation and lateral root (LR) formation. Exogenous auxin has been reported to inhibit primary root elongation and promote the formation of LRs. In this study,
M. Victoria Alarcón   +3 more
doaj   +1 more source

In vivo imaging of the tonoplast intrinsic protein family in Arabidopsis roots [PDF]

open access: yes, 2009
Background: Tonoplast intrinsic proteins (TIPs) are widely used as markers for vacuolar compartments in higher plants. Ten TIP isoforms are encoded by the Arabidopsis genome.
Frigerio, Lorenzo   +4 more
core   +4 more sources

Lateral Root Initiation in the Parental Root Meristem of Cucurbits: Old Players in a New Position

open access: yesFrontiers in Plant Science, 2019
While in most higher plants, including the model system Arabidopsis thaliana, the formation of lateral root primordia is induced in the elongation zone of the parental root, in seven plant families, including Cucurbitaceae, an alternative root branching ...
Alexey S. Kiryushkin   +6 more
doaj   +1 more source

Meristematic activity of the Endodermis and the Pericycle in the primary thickening in monocotyledons: considerations on the "PTM"

open access: yesAnais da Academia Brasileira de Ciências, 2005
This paper proposes a new interpretation for primary thickening in monocotyledons. The anatomy of the vegetative organs of the following species was examined: Cephalostemon riedelianus (Rapataceae), Cyperus papyrus (Cyperaceae), Lagenocarpus rigidus, L ...
Nanuza L. de Menezes   +7 more
doaj   +1 more source

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