Publications

Evolutionary studies of the bHLH transcription factors belonging to MBW complex: their role in seed development

Flavonoids
Postzygotic barriers
Protein complexes
seed coat
TRANSPARENT TESTA 8
Triploid block
• Background and aims The MBW complex consist of proteins belonging to three major families (MYB, bHLH and WDR) involved in various processes throughout plant development…
Sep 1, 2023
Cecilia Zumajo-Cardona, Flavio Gabrieli, Jovannemar Anire, Emidio Albertini, Ignacio Ezquer, Lucia Colombo
Annals of Botany

Maternal control of triploid seed development by the TRANSPARENT TESTA 8 (TT8) transcription factor in Arabidopsis thaliana

The balance between parental genome dosage is critical to offspring development in both animals and plants. In some angiosperm species, despite the imbalance between…
Jan 1, 2023
Cecilia Zumajo-Cardona, Manuel Aguirre, Rosa Castillo-Bravo, Chiara Mizzotti, Maurizio Di Marzo, Camilla Banfi, Marta A. Mendes, Charles Spillane, Lucia Colombo, Ignacio Ezquer
Scientific Reports

Fleshy or dry: transcriptome analyses reveal the genetic mechanisms underlying bract development in Ephedra

Convergent evolution
Gnetales
Integument
Model organisms
Ovule
RNAseq
Seed development
Background: Gnetales have a key phylogenetic position in the evolution of seed plants. Among the Gnetales, there is an extraordinary morphological diversity of seeds, the…
May 1, 2022
Cecilia Zumajo-Cardona, Barbara Ann Ambrose
EvoDevo

Seed anatomy and development in cycads and Ginkgo, keys for understanding the evolution of seeds

Cycadales
Ginkgo
Integument
Morpho-anatomy
Ovule
Seed
Cycadales and Ginkgoales constitute two of the most ancient lineages of extant seed plants and as such are prime candidates for the study of the evolution of seeds and the…
Oct 1, 2021
Cecilia Zumajo-Cardona, Samantha Frangos, Dennis W. Stevenson
Flora

Expression analyses in Ginkgo biloba provide new insights into the evolution and development of the seed

Although the seed is a key morphological innovation, its origin remains unknown and molecular data outside angiosperms is still limited. Ginkgo biloba, with a unique place…
Jul 1, 2021
Cecilia Zumajo-Cardona, Damon P. Little, Dennis Stevenson, Barbara Ann Ambrose
Scientific Reports

Deciphering the evolution of the ovule genetic network through expression analyses in Gnetum gnemon

AINTEGUMENTA
BELL1
Gnetum
integument
KANADI
seed evolution
neosynangial hypothesis
UNICORN
• Background and aims The ovule is a synapomorphy of all seed plants (gymnosperms and angiosperms); however, there are some striking differences in ovules among the major…
May 1, 2021
Cecilia Zumajo-Cardona, Barbara Ann Ambrose
Annals of Botany

The Evolution of euAPETALA2 Genes in Vascular Plants: From Plesiomorphic Roles in Sporangia to Acquired Functions in Ovules and Fruits

AP2/TOE3
cooption
evo–devo
gene lineage evolution
morphological innovations
sporangium development
The field of evolutionary developmental biology can help address how morphological novelties evolve, a key question in evolutionary biology. In Arabidopsis thaliana, APETALA2…
Feb 1, 2021
Cecilia Zumajo-Cardona, Natalia Pabón-Mora, Barbara Ann Ambrose
Molecular Biology and Evolution

Phylogenetic analyses of key developmental genes provide insight into the complex evolution of seeds

ABERRANT TESTA SHAPE
BELL1
Gene duplication
Gene evolution
KANADI
UNICORN
Seed plants
SHORT INTEGUMENTS1
Gene duplication plays a decisive role in organismal diversification and in the appearance of novel structures. In plants the megagametophyte covered by the integuments…
Mar 1, 2020
Cecilia Zumajo-Cardona, Barbara Ann Ambrose
Molecular Phylogenetics and Evolution

The Evolution of the KANADI Gene Family and Leaf Development in Lycophytes and Ferns

Equisetum
Ferns
in situ hybridization
lycophytes
KANADI
megaphyll
microphyll
plant evo-devo
Selaginella
telome theory
Leaves constitute the main photosynthetic plant organ and even though their importance is not debated, the origin and development of leaves still is. The leaf developmental…
Aug 1, 2019
Cecilia Zumajo-Cardona, Alejandra Vasco, Barbara Ann Ambrose
Plants

Duplication and Diversification of REPLUMLESS – A Case Study in the Papaveraceae

Basal eudicots
Bocconia frutescens
Fruit development
Papaveraceae
Papaver somiferum
REPLUMLESS
Replum
There is a vast amount of fruit morphological diversity in terms of their texture, the number of carpels, if those carpels are fused or not and how fruits open to disperse…
Dec 1, 2018
Cecilia Zumajo-Cardona, Natalia Pabón-Mora, Barbara Ann Ambrose
Frontiers in Plant Sciences

Evolution of the SPATULA/ALCATRAZ gene lineage and expression analyses in the basal eudicot, Bocconia frutescens L. (Papaveraceae)

ALCATRAZ
Basal eudicots
Bocconia frutescens
Fruit development
paleoSPT/ALC
Papaveraceae
SPATULA
Background: SPATULA (SPT) and ALCATRAZ (ALC) are recent paralogs that belong to the large bHLH transcription factor family. Orthologs of these genes have been found in all…
Jul 1, 2017
Cecilia Zumajo-Cardona, Barbara Ann Ambrose, Natalia Pabón-Mora
EvoDevo

Evolution of the APETALA2 Gene lineage in Seed Plants

APETALA2
AP2
ERF
seed plants
gene duplication
gene evolution
Gene duplication is a fundamental source of functional evolutionary change and has been associated with organ- ismal diversification and the acquisition of novel features.…
Mar 1, 2016
Cecilia Zumajo-Cardona, Natalia Pabón-Mora
Molecular Biology and Evolution
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