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Listar por autor "Seguí Simarro, José María"

Mostrando ítems 1-20 de 77

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A change of developmental program induces the remodeling of the interchromatin domain during microspore embryogenesis in Brassica napus L

Seguí-Simarro, Jose M.; Corral Martínez, Patricia; Corredor, E.; Raska, I.; Testillano, P. S.; Risueno, M.C. (Elsevier, 2011-05-15)

After a stress treatment, in vitro-cultured pollen changes its normal gametophytic developmental pathway towards embryogenesis producing multicellular embryos from which, finally, haploid and double haploid plants develop. ...
A refined method for ovule culture in sugar beet (Beta vulgaris L.)

Sohrabi, Sara; Abdollahi, Mohammad Reza; Mirzaie-Asl, Asghar; Koulaei, Hassan Ebrahimi; Aghaeezadeh, Mohsen; Seguí-Simarro, Jose M. (Springer-Verlag, 2021-08)

[EN] Induction of gynogenesis through ovule culture is a valuable tool to produce haploid and doubled haploid plants in sugar beet (Beta vulgaris L.). However, there is still large room for refining the method. In this ...
Androgenesis in recalcitrant solanaceous crops

Seguí-Simarro, Jose M.; Corral Martínez, Patricia; Parra Vega, Verónica; Gonzalez Garcia, Beatriz (Springer Verlag (Germany), 2011-05)

[EN] Tomato, eggplant, and pepper are three solanaceous crops of outstanding importance worldwide. For hybrid seed production in these species, a fast and cheap method to obtain pure (homozygous) lines is a priority. ...
Arginine decarboxylase expression, polyamines biosynthesis and reactive oxygen species during organogenic nodule formation in hop

Fortes, A.; Costa, J.; Santos, F.; Seguí-Simarro, Jose M.; Palme, K.; Altabella, T.; Tiburcio, A.F.; Pais, M.A. (Taylor & Francis, 2011-02)

Hop (Humulus lupulus L.) is an economically important plant species used in beer production and as a health-promoting medicine. hop internodes develop upon stress treatments organogenic nodules which can be used for genetic ...
Aspectos básicos y aplicados de la inducción de embriogénesis en microsporas de pimiento y colza

Parra Vega, Verónica (Universitat Politècnica de València, 2015-03-31)

La embriogénesis derivada de microsporas es la ruta androgénica más empleada para la obtención de individuos dobles haploides (DHs), 100% homocigotos, que pueden ser utilizados como líneas puras. Este proceso es ...
Assessment of different anther culture approaches to produce doubled haploids in cucumber (Cucumis sativus L.)

Asadi, Abouzar; Zebarjadi, Alireza; Abdollahi, Mohammad Reza; Seguí-Simarro, Jose M. (Springer-Verlag, 2018)

[EN] Cucumber is one of the most important vegetable crops worldwide, which makes it a good candidate to produce doubled haploid (DH) lines to accelerate plant breeding. Traditionally, these approaches involved induction ...
BIOLOGÍA Y BIOTECNOLOGÍA REPRODUCTIVA DE LAS PLANTAS

Seguí Simarro, José María (Editorial Universitat Politècnica de València, 2011-09-30)

La biología reproductiva de las plantas engloba todos los procesos que permiten a un organismo vegetal tener descendencia, sea por vía sexual o asexual. El conocimiento de estos procesos es esencial para poder sacar provecho ...
Calcium and cell wall dynamics during microspore embryogenesis and double haploid production in rapeseed and eggplant

Rivas Sendra, Alba (Universitat Politècnica de València, 2017-07-20)

Androgenesis induction is an experimental procedure by which microspores are diverted from their original gametophytic pathway towards embryogenesis by applying specific stresses in vitro. It allows for the production of ...
Calcium dynamics and modulation in carrot somatic embryogenesis

Calabuig-Serna, Antonio; Mir Moreno, Ricardo; Arjona, Paloma; Seguí-Simarro, Jose M. (Frontiers Media SA, 2023-03-31)

[EN] Free calcium (Ca2+) is a pivotal player in different in vivo and in vitro morphogenic processes. In the induction of somatic embryogenesis, its role has been demonstrated in different species. In carrot, however, this ...
Calcium dynamics, WUSCHEL expression and callose deposition during somatic embryogenesis in Arabidopsis thaliana immature zygotic embryos

Calabuig-Serna, Antonio; Mir Moreno, Ricardo; Seguí-Simarro, Jose M. (MDPI, 2023-03)

[EN] In this work, we studied the induction of somatic embryogenesis in Arabidopsis using IZEs as explants. We characterized the process at the light and scanning electron microscope level and studied several specific ...
Capacidad de respuesta a la androgénesis en diversos genotipos de Solanum melongena

Campos Vega, Manuel (Universitat Politècnica de València, 2016-04-22)

[EN] This work is part of a research aimed to obtain a line of high androgenic response, to use as model in different studies related to the androgenesis. We used different doubled haploid lines (Solanum melongena) in order ...
Caracterización de la transición de embrión globular a corazón en embriones androgénicos de berenjena

García Fortea, Edgar (Universitat Politècnica de València, 2015-09-04)

[ES] La puesta a punto de métodos eficientes de obtención de individuos doble haploides (DHs) es uno de los objetivos principales de muchas empresas empresas de mejora genética, pues permiten obtener líneas puras de forma ...
Cell Wall Composition and Structure Define the Developmental Fate of Embryogenic Microspores in Brassica napus

Camacho-Fernández, Carolina; Seguí-Simarro, Jose M.; Mir Moreno, Ricardo; Boutilier, Kim; Corral-Martínez, Patricia (Frontiers Media SA, 2021-10-06)

[EN] Microspore cultures generate a heterogeneous population of embryogenic structures that can be grouped into highly embryogenic structures [exine-enclosed (EE) and loose bicellular structures (LBS)] and barely embryogenic ...
Chaperone-like properties of tobacco plastid thioredoxins f and m

Sanz-Barrio, R.; Fernández-San Millán, A.; Carballeda, J.; Corral Martínez, Patricia; Seguí-Simarro, Jose M.; Farran, I. (Oxford University Press (OUP): Policy B - Oxford Open Option A, 2012)

Thioredoxins (Trxs) are ubiquitous disulphide reductases that play important roles in the redox regulation of many cellular processes. However, some redox-independent functions, such as chaperone activity, have also been ...
Characterization of interspecific hybrids and backcross generations from crosses between twocultivated eggplants (Solanum melongena and S. aethiopicum Kumba group) and implications for eggplant breeding

Prohens Tomás, Jaime; Plazas Ávila, María de la O; Raigón Jiménez, Mª Dolores; Seguí-Simarro, José M.; Stommel, John R.; Vilanova Navarro, Santiago (Springer Verlag (Germany), 2012)

Common (Solanum melongena L.) and scarlet (S. aethiopicum L.) eggplants are cultivated for their fruits and form part of the same genepool. We have studied plant and fruit characteristics, pollen viability and seed set, ...
Comparison of six different methods to calculate cell densities

Camacho-Fernández, Carolina; Hervás, David; Rivas-Sendra, Alba; Marín, Mª Pilar; Seguí-Simarro, Jose M. (Springer (Biomed Central Ltd.), 2018)

[EN] Background: For in vitro culture of plant and animal cells, one of the critical steps is to adjust the initial cell density. A typical example of this is isolated microspore culture, where specific cell densities ...
Cultivo de anteras y microsporas aisladas con extractos purificados de endospermo líquido de Cocos nucifera

Tur Giménez, Laura (Universitat Politècnica de València, 2020-10-05)

[ES] La embriogénesis de microsporas consiste en desviar in vitro la ruta normal de desarrollo gametofítico de las microsporas para formar un embrión a partir del cual se obtendrán plantas haploides o dobles haploides tras ...
Determinación del mejor método de ajuste y optimización de la densidad celular en cultivo de microsporas de berenjena

Camacho Fernández, Carolina (Universitat Politècnica de València, 2016-03-11)

[EN] In isolated microspores cultures, cellular density is a key factor in the response to androgenesis induction. Traditionally, counting chambers have been used to adjust the initial density of microspores, but other ...
Development and characterization of an eggplant (Solanum melongena) doubled haploid population and a doubled haploid line with high androgenic response

Rivas-Sendra, Alba; Manuel Campos-Vega; Calabuig-Serna, Antonio; Seguí-Simarro, Jose M. (Springer-Verlag, 2017)

[EN] We developed an eggplant doubled haploid (DH) population from a commercial hybrid through androgenesis in microspore culture. Morphological variation, reproductive ability and androgenic responsiveness were evaluated. ...
Development of backcross generations and new interspecific hybrid combinations for introgression breeding in eggplant (Solanum melongena)

Kouassi, Brice; Prohens Tomás, Jaime; Gramazio, Pietro; Kouassi, Abou; Vilanova Navarro, Santiago; Galán-Ávila, Alberto; Herraiz García, Francisco Javier; Kouassi, Auguste; Seguí-Simarro, Jose M.; Plazas Ávila, María de la O (Elsevier, 2016)

[EN] Introgression breeding can contribute to broadening the genetic background of eggplant (Solanum melongena). We used six eggplant varieties and 44 interspecific hybrids between these eggplant accessions and 10 accessions ...