Tetraploidy Enhances Boron-Excess Tolerance in Carrizo Citrange (Citrus sinensis L. Osb. × Poncirus trifoliata L. Raf.)
Tetraploidy modifies root anatomy which may lead to differentiated capacity to uptake and transport mineral elements. This work provides insights into physiological and molecular characters involved in boron (B) toxicity responses in diploid (2x) and tetraploid (4x) plants of Carrizo citrange (Ci...
| Autores principales: | , , , , , , , |
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| Formato: | Artículo |
| Lenguaje: | Inglés |
| Publicado: |
Frontiers Media
2020
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| Materias: | |
| Acceso en línea: | http://hdl.handle.net/20.500.11939/6438 https://www.frontiersin.org/articles/10.3389/fpls.2016.00701/full |
| _version_ | 1855492084099710976 |
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| author | Ruiz, Marta Quinones, Ana Martínez-Alcántara, Belén Aleza, Pablo Morillon, Raphael Navarro, Luis Primo-Millo, Eduardo Martínez-Cuenca, Mary-Rus |
| author_browse | Aleza, Pablo Martínez-Alcántara, Belén Martínez-Cuenca, Mary-Rus Morillon, Raphael Navarro, Luis Primo-Millo, Eduardo Quinones, Ana Ruiz, Marta |
| author_facet | Ruiz, Marta Quinones, Ana Martínez-Alcántara, Belén Aleza, Pablo Morillon, Raphael Navarro, Luis Primo-Millo, Eduardo Martínez-Cuenca, Mary-Rus |
| author_sort | Ruiz, Marta |
| collection | ReDivia |
| description | Tetraploidy modifies root anatomy which may lead to differentiated capacity to uptake
and transport mineral elements. This work provides insights into physiological and
molecular characters involved in boron (B) toxicity responses in diploid (2x) and
tetraploid (4x) plants of Carrizo citrange (Citrus sinensis L. Osb. Poncirus trifoliata L.
Raf.), a widely used citrus rootstock. With B excess, 2x plants accumulated more B
in leaves than 4x plants, which accounted for their higher B uptake and root-to-shoot
transport rates. Ploidy did not modify the expression of membrane transporters NIP5
and BOR1 in roots. The cellular allocation of B excess differed between ploidy levels in
the soluble fraction, which was lower in 4x leaves, while cell wall-linked B was similar in
2x and 4x genotypes. This correlates with the increased damage and stunted growth
recorded in the 2x plants. The 4x roots were found to have fewer root tips, shorter
specific root length, longer diameter, thicker exodermis and earlier tissue maturation
in root tips, where the Casparian strip was detected at a shorter distance from the
root apex than in the 2x roots. The results presented herein suggest that the root
anatomical characters of the 4x plants play a key role in their lower B uptake capacity
and root-to-shoot transport. |
| format | Artículo |
| id | ReDivia6438 |
| institution | Instituto Valenciano de Investigaciones Agrarias (IVIA) |
| language | Inglés |
| publishDate | 2020 |
| publishDateRange | 2020 |
| publishDateSort | 2020 |
| publisher | Frontiers Media |
| publisherStr | Frontiers Media |
| record_format | dspace |
| spelling | ReDivia64382025-04-25T14:47:05Z Tetraploidy Enhances Boron-Excess Tolerance in Carrizo Citrange (Citrus sinensis L. Osb. × Poncirus trifoliata L. Raf.) Ruiz, Marta Quinones, Ana Martínez-Alcántara, Belén Aleza, Pablo Morillon, Raphael Navarro, Luis Primo-Millo, Eduardo Martínez-Cuenca, Mary-Rus F30 Plant genetics and breeding Tetraploidy modifies root anatomy which may lead to differentiated capacity to uptake and transport mineral elements. This work provides insights into physiological and molecular characters involved in boron (B) toxicity responses in diploid (2x) and tetraploid (4x) plants of Carrizo citrange (Citrus sinensis L. Osb. Poncirus trifoliata L. Raf.), a widely used citrus rootstock. With B excess, 2x plants accumulated more B in leaves than 4x plants, which accounted for their higher B uptake and root-to-shoot transport rates. Ploidy did not modify the expression of membrane transporters NIP5 and BOR1 in roots. The cellular allocation of B excess differed between ploidy levels in the soluble fraction, which was lower in 4x leaves, while cell wall-linked B was similar in 2x and 4x genotypes. This correlates with the increased damage and stunted growth recorded in the 2x plants. The 4x roots were found to have fewer root tips, shorter specific root length, longer diameter, thicker exodermis and earlier tissue maturation in root tips, where the Casparian strip was detected at a shorter distance from the root apex than in the 2x roots. The results presented herein suggest that the root anatomical characters of the 4x plants play a key role in their lower B uptake capacity and root-to-shoot transport. 2020-05-12T15:08:15Z 2020-05-12T15:08:15Z 2016 article publishedVersion Ruiz, M., Quiñones, A., Martínez-Alcántara, B., Aleza, P., Morillon, R., Navarro, L., ... & Martínez-Cuenca, M. R. (2016). Tetraploidy enhances boron-excess tolerance in carrizo citrange (Citrus sinensis L. Osb.× Poncirus trifoliata L. Raf.). Frontiers in plant science, 7, 701. 1664-462X http://hdl.handle.net/20.500.11939/6438 10.3389/fpls.2016.00701 https://www.frontiersin.org/articles/10.3389/fpls.2016.00701/full en Atribución-NoComercial-SinDerivadas 3.0 España http://creativecommons.org/licenses/by-nc-nd/3.0/es/ Frontiers Media electronico |
| spellingShingle | F30 Plant genetics and breeding Ruiz, Marta Quinones, Ana Martínez-Alcántara, Belén Aleza, Pablo Morillon, Raphael Navarro, Luis Primo-Millo, Eduardo Martínez-Cuenca, Mary-Rus Tetraploidy Enhances Boron-Excess Tolerance in Carrizo Citrange (Citrus sinensis L. Osb. × Poncirus trifoliata L. Raf.) |
| title | Tetraploidy Enhances Boron-Excess Tolerance in Carrizo Citrange (Citrus sinensis L. Osb. × Poncirus trifoliata L. Raf.) |
| title_full | Tetraploidy Enhances Boron-Excess Tolerance in Carrizo Citrange (Citrus sinensis L. Osb. × Poncirus trifoliata L. Raf.) |
| title_fullStr | Tetraploidy Enhances Boron-Excess Tolerance in Carrizo Citrange (Citrus sinensis L. Osb. × Poncirus trifoliata L. Raf.) |
| title_full_unstemmed | Tetraploidy Enhances Boron-Excess Tolerance in Carrizo Citrange (Citrus sinensis L. Osb. × Poncirus trifoliata L. Raf.) |
| title_short | Tetraploidy Enhances Boron-Excess Tolerance in Carrizo Citrange (Citrus sinensis L. Osb. × Poncirus trifoliata L. Raf.) |
| title_sort | tetraploidy enhances boron excess tolerance in carrizo citrange citrus sinensis l osb poncirus trifoliata l raf |
| topic | F30 Plant genetics and breeding |
| url | http://hdl.handle.net/20.500.11939/6438 https://www.frontiersin.org/articles/10.3389/fpls.2016.00701/full |
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