Results 61 to 70 of about 7,701 (214)

AHP6 inhibits cytokinin signaling to regulate the orientation of pericycle cell division during lateral root initiation. [PDF]

open access: yesPLoS ONE, 2013
In Arabidopsis thaliana, lateral roots (LRs) initiate from anticlinal cell divisions of pericycle founder cells. The formation of LR primordia is regulated antagonistically by the phytohormones cytokinin and auxin.
Sofia Moreira   +3 more
doaj   +1 more source

Sequential induction of auxin efflux and influx carriers regulates lateral root emergence [PDF]

open access: yes, 2013
Peer ...
Alistair M Middleton   +26 more
core   +5 more sources

Antibody Catalysis of Pericyclic Reactions. [PDF]

open access: yesActa Chemica Scandinavica, 1996
In an effort to increase our insight into the catalysis of pericyclic reactions we have initiated a detailed study of an antibody that catalyzes an oxy-Cope rearrangement. We have determined the stereochemistry of the antibody-catalyzed reaction, and experiments are in progress to determine the conformation of the substrate bound in the antibody ...
Helle D. Ulrich   +10 more
openaire   +2 more sources

New Integrative Vectors Increase Agrobacterium rhizogenes Transformation and Help Characterise Roles for Soybean GmTML Gene Family Members

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Hairy‐root transformation is widely used to generate transgenic plant roots for genetic functional characterisation studies. However, transformation efficiency can be limited, largely due to the use of binary vectors. Here, we report on the development of novel integrative vectors that significantly increase the transformation efficiency of ...
Huanan Su   +3 more
wiley   +1 more source

Accumulation of essential oils in relation to root differentiation in Angelica archangelica L.

open access: yesEuropean Journal of Histochemistry, 2009
The accumulation of essential oils in Angelica archangelica subsp. archangelica roots at different developmental stages was investigated through histochemical and chemical analyses.
G Pasqua, B Monacelli, A Silvestrini
doaj   +1 more source

Elimination of FRDL1, a xylem‐located citrate transporter, confers tolerance to excess unchelated ferrous iron through an exclusion mechanism in rice (Oryza sativa L.)

open access: yesPlant Biology, EarlyView.
Knock‐down of a xylem‐localized citrate transporter, FRDL1, reduces foliar iron concentrations and leaf symptoms under excess ferrous iron stress in rice. Abstract Iron (Fe) toxicity is a common agricultural problem that limits rice yield in various regions of Southeast Asia and Africa.
Y. Ueda
wiley   +1 more source

Plasticity of Lateral Root Branching in Maize

open access: yesFrontiers in Plant Science, 2019
Extensively branched root systems can efficiently capture soil resources by increasing their absorbing surface in soil. Lateral roots are the roots formed from pericycle cells of other roots that can be of any type.
Peng Yu   +2 more
doaj   +1 more source

Endocytic trafficking induces lateral root founder cell specification in Arabidopsis thaliana in a process distinct from the auxin-induced pathway

open access: yesFrontiers in Plant Science, 2023
Plants can modify their body structure, such as their root architecture, post-embryonically. For example, Arabidopsis thaliana can develop lateral roots as part of an endogenous program or in response to biotic and abiotic stimuli.
Stefanía Morales-Herrera   +3 more
doaj   +1 more source

A Model for the Development of the Rhizobial and Arbuscular Mycorrhizal Symbioses in Legumes and Its Use to Understand the Roles of Ethylene in the Establishment of these two Symbioses [PDF]

open access: yes, 2002
We propose a model depicting the development of nodulation and arbuscular mycorrhizae. Both processes are dissected into many steps, using Pisum sativum L. nodulation mutants as a guideline. For nodulation, we distinguish two main developmental programs,
Albrecht C.   +192 more
core   +2 more sources

Phosphate starvation induces root cell‐type‐specific transcriptional responses and alternative splicing

open access: yesNew Phytologist, Volume 250, Issue 5, Page 3212-3229, June 2026.
Summary Phosphate (Pi) is an essential nutrient for plant growth, and understanding how Arabidopsis thaliana root cells respond to Pi deficiency is crucial to decipher whole plant responses. We perform high‐resolution transcriptomic profiling across five distinct root cell types, identifying differentially expressed genes (DEGs) and differential ...
Mary‐Paz González‐García   +11 more
wiley   +1 more source

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