Cytokinins negatively regulate the root iron uptake machinery in Arabidopsis through a growth‐dependent pathway

M Séguéla, JF Briat, G Vert, C Curie - The Plant Journal, 2008 - Wiley Online Library
… ferrozine) or iron-sufficient medium supplemented or not with 300 mm mannitol or 150 mm
, we supplemented the medium with either 300 mm mannitol or 150 mm NaCl. A 2-day …

Arabidopsis IRT2 cooperates with the high-affinity iron uptake system to maintain iron homeostasis in root epidermal cells

G Vert, M Barberon, E Zelazny, M Séguéla, JF Briat… - Planta, 2009 - Springer
Iron is an essential nutrient for all organisms but toxic when present in excess. Consequently,
plants carefully regulate their iron uptake, dependent on the FRO2 ferric reductase and the …

Ubiquitylation activates a peptidase that promotes cleavage and destabilization of its activating E3 ligases and diverse growth regulatory proteins to limit cell …

…, L Chen, T Xia, N Gonzalez, M Seguela… - Genes & …, 2017 - genesdev.cshlp.org
The characteristic shapes and sizes of organs are established by cell proliferation patterns
and final cell sizes, but the underlying molecular mechanisms coordinating these are poorly …

Unleashing meiotic crossovers in hybrid plants

JB Fernandes, M Séguéla-Arnaud… - Proceedings of the …, 2018 - National Acad Sciences
Meiotic crossovers shuffle parental genetic information, providing novel combinations of
alleles on which natural or artificial selection can act. However, crossover events are relatively …

The FRD3 Citrate Effluxer Promotes Iron Nutrition between Symplastically Disconnected Tissues throughout Arabidopsis Development

H Roschzttardtz, M Séguéla-Arnaud, JF Briat… - The Plant …, 2011 - academic.oup.com
We present data supporting a general role for FERRIC REDICTASE DEFECTIVE3 (FRD3),
an efflux transporter of the efficient iron chelator citrate, in maintaining iron homeostasis …

Multiple mechanisms limit meiotic crossovers: TOP3α and two BLM homologs antagonize crossovers in parallel to FANCM

M Séguéla-Arnaud, W Crismani… - Proceedings of the …, 2015 - National Acad Sciences
Meiotic crossovers (COs) have two important roles, shuffling genetic information and
ensuring proper chromosome segregation. Despite their importance and a large excess of …

Massive crossover elevation via combination of HEI10 and recq4a recq4b during Arabidopsis meiosis

…, PA Ziolkowski, M Séguéla-Arnaud… - Proceedings of the …, 2018 - National Acad Sciences
During meiosis, homologous chromosomes undergo reciprocal crossovers, which generate
genetic diversity and underpin classical crop improvement. Meiotic recombination initiates …

[HTML][HTML] FIGL1 and its novel partner FLIP form a conserved complex that regulates homologous recombination

JB Fernandes, M Duhamel, M Seguéla-Arnaud… - PLoS …, 2018 - journals.plos.org
Homologous recombination is central to repair DNA double-strand breaks, either accidently
arising in mitotic cells or in a programed manner at meiosis. Crossovers resulting from the …

Comparing energy-aware vs. cost-aware data replication strategy

M Séguéla, R Mokadem… - 2019 Tenth International …, 2019 - ieeexplore.ieee.org
The sharp increase of the overall data amount makes their access and processing harder.
Data replication is a well known technique that helps to decrease access time and improve …

RMI1 and TOP3α limit meiotic CO formation through their C-terminal domains

M Séguéla-Arnaud, S Choinard… - Nucleic acids …, 2017 - academic.oup.com
At meiosis, hundreds of programmed DNA double-strand breaks (DSBs) form and are
repaired by homologous recombination. From this large number of DSBs, only a subset yields …