Storage lipids and proteins of Euterpe edulis seeds
Comparative studies on fatty acid and protein composition of the endosperm and embryo of palmito (Euterpe edulis Martius) were conducted using gas-liquid chromatography and sodium dodecyl sulfate– polyacrylamide gel electrophoresis. On a dry weight basis, the embryo contained extremely lower amounts...
| Autores principales: | , , , , |
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| Formato: | info:ar-repo/semantics/artículo |
| Lenguaje: | Inglés |
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Sociedad Latinoamericana de Microscopía Electrónica y Centro Regional de Investigaciones Científicas y Tecnológicas (Mendoza, Argentina)
2022
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| Acceso en línea: | http://hdl.handle.net/20.500.12123/12473 http://www.scielo.org.ar/scielo.php?script=sci_arttext&pid=S0327-95452009000200004&lng=es&nrm=iso&tlng=en |
| _version_ | 1855036764544040960 |
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| author | Panza, Victor Pighin, Darío Gabriel Láinez, Verónica Pollero, Ricardo José Maldonado, Sara |
| author_browse | Láinez, Verónica Maldonado, Sara Panza, Victor Pighin, Darío Gabriel Pollero, Ricardo José |
| author_facet | Panza, Victor Pighin, Darío Gabriel Láinez, Verónica Pollero, Ricardo José Maldonado, Sara |
| author_sort | Panza, Victor |
| collection | INTA Digital |
| description | Comparative studies on fatty acid and protein composition of the endosperm and embryo of palmito (Euterpe edulis Martius) were conducted using gas-liquid chromatography and sodium dodecyl sulfate– polyacrylamide gel electrophoresis. On a dry weight basis, the embryo contained extremely lower amounts of lipids and proteins than did the endosperm, which was associated with the scarce lipid and protein bodies previously reported in axis and cotyledon. The fatty acid composition also exhibited differences between
both tissues: (I) the fatty acid diversity was greater in embryo than in endosperm; (II) embryo and endosperm contained predominantly linoleic, palmitic, oleic and stearic acids even though the relative values were different for each tissue. As compared to other palm species, the higher fatty acid unsaturation in Euterpe edulis seed could be involved in the previously reported short longevity and recalcitrant behavior during storage.
Proteins of both tissues were heterogeneous in molecular mass. Some proteins were tissue-specific, but other were common, among them a highly glycosylated protein which migrated at about 55 kDa. We hypothesize that the latter, also reported in all previously studied palm species, is one of the proteins characterizing the Arecaceae family. |
| format | info:ar-repo/semantics/artículo |
| id | INTA12473 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2022 |
| publishDateRange | 2022 |
| publishDateSort | 2022 |
| publisher | Sociedad Latinoamericana de Microscopía Electrónica y Centro Regional de Investigaciones Científicas y Tecnológicas (Mendoza, Argentina) |
| publisherStr | Sociedad Latinoamericana de Microscopía Electrónica y Centro Regional de Investigaciones Científicas y Tecnológicas (Mendoza, Argentina) |
| record_format | dspace |
| spelling | INTA124732022-08-02T15:02:31Z Storage lipids and proteins of Euterpe edulis seeds Panza, Victor Pighin, Darío Gabriel Láinez, Verónica Pollero, Ricardo José Maldonado, Sara Arecaceae Ácidos Grasos Ácido Linoléico Lípidos Ácido Oléico Ácido Palmítico Proteínas Ácido Estearico Ácidos Grasos Insaturados Euterpe edulis Semilla Fatty Acids Linoleic Acid Lipids Oleic Acid Palmitic Acid Proteins Stearic Acid Unsaturated Fatty Acid Seeds Palm Seeds Recalcitrant Behavior Storage Susceptibility Semillas de Palma Comportamiento Recalcitrante Susceptibilidad al Almacenamiento Palmeras Comparative studies on fatty acid and protein composition of the endosperm and embryo of palmito (Euterpe edulis Martius) were conducted using gas-liquid chromatography and sodium dodecyl sulfate– polyacrylamide gel electrophoresis. On a dry weight basis, the embryo contained extremely lower amounts of lipids and proteins than did the endosperm, which was associated with the scarce lipid and protein bodies previously reported in axis and cotyledon. The fatty acid composition also exhibited differences between both tissues: (I) the fatty acid diversity was greater in embryo than in endosperm; (II) embryo and endosperm contained predominantly linoleic, palmitic, oleic and stearic acids even though the relative values were different for each tissue. As compared to other palm species, the higher fatty acid unsaturation in Euterpe edulis seed could be involved in the previously reported short longevity and recalcitrant behavior during storage. Proteins of both tissues were heterogeneous in molecular mass. Some proteins were tissue-specific, but other were common, among them a highly glycosylated protein which migrated at about 55 kDa. We hypothesize that the latter, also reported in all previously studied palm species, is one of the proteins characterizing the Arecaceae family. Estudios comparativos sobre la composición de ácidos grasos y proteínas del endospermo y el embrión de palmito (Euterpe edulis Martius) mediante cromatografía gas-líquido y dodecilsulfato de sodio– Electroforesis en gel de poliacrilamida. Sobre una base de peso seco, el embrión contenía cantidades extremadamente bajas de lípidos y proteínas que el endospermo, que estaba asociado con los escasos cuerpos de lípidos y proteínas reportado previamente en eje y cotiledón. La composición de ácidos grasos también mostró diferencias entre ambos tejidos: (I) la diversidad de ácidos grasos fue mayor en el embrión que en el endospermo; (II) embrión y endospermo contenía predominantemente ácidos linoleico, palmítico, oleico y esteárico, aunque los valores relativos eran diferentes para cada tejido. En comparación con otras especies de palmeras, la mayor insaturación de ácidos grasos en Euterpe edulis la semilla podría estar involucrada en la corta longevidad y el comportamiento recalcitrante durante el almacenamiento informados anteriormente. Las proteínas de ambos tejidos eran heterogéneas en masa molecular. Algunas proteínas eran específicas de tejido, pero otras eran comunes, entre ellos una proteína altamente glicosilada que migraba a aproximadamente 55 kDa. Nosotros hipotetizamos que esta última, también reportada en todas las especies de palmeras previamente estudiadas, es una de las proteínas que caracterizan la familia Arecaceae. Instituto de Investigación Tecnología de Alimentos (ITA) Fil: Panza, Victor. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Recursos Biológicos; Argentina. Fil: Panza, Victor. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Biodiversidad y Biología Experimental; Argentina. Fil: Pighin, Darío Gabriel. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Investigación Tecnología de Alimentos; Argentina. Fil: Láinez, Verónica. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Biodiversidad y Biología Experimental; Argentina. Fil: Pollero, Ricardo José. Universidad Nacional de La Plata. Instituto de Investigaciones Bioquímicas de La Plata; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Investigaciones Bioquímicas de La Plata; Argentina. Fil: Maldonado, Sara. Instituto Nacional de Tecnología Agropecuaria (INTA). CIRN. Instituto de Recursos Biológicos (IRB); Argentina. Fil: Maldonado, Sara. Universidad de Buenos Aires (UBA). Facultad de Ciencias Exactas y Naturales. Departamento de Biodiversidad y Biología Experimental; Argentina. 2022-08-02T14:38:52Z 2022-08-02T14:38:52Z 2009 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/12473 http://www.scielo.org.ar/scielo.php?script=sci_arttext&pid=S0327-95452009000200004&lng=es&nrm=iso&tlng=en 0327-9545 eng info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) application/pdf Sociedad Latinoamericana de Microscopía Electrónica y Centro Regional de Investigaciones Científicas y Tecnológicas (Mendoza, Argentina) Biocell (Mendoza) 33 (2) : 99-106. (2009). |
| spellingShingle | Arecaceae Ácidos Grasos Ácido Linoléico Lípidos Ácido Oléico Ácido Palmítico Proteínas Ácido Estearico Ácidos Grasos Insaturados Euterpe edulis Semilla Fatty Acids Linoleic Acid Lipids Oleic Acid Palmitic Acid Proteins Stearic Acid Unsaturated Fatty Acid Seeds Palm Seeds Recalcitrant Behavior Storage Susceptibility Semillas de Palma Comportamiento Recalcitrante Susceptibilidad al Almacenamiento Palmeras Panza, Victor Pighin, Darío Gabriel Láinez, Verónica Pollero, Ricardo José Maldonado, Sara Storage lipids and proteins of Euterpe edulis seeds |
| title | Storage lipids and proteins of Euterpe edulis seeds |
| title_full | Storage lipids and proteins of Euterpe edulis seeds |
| title_fullStr | Storage lipids and proteins of Euterpe edulis seeds |
| title_full_unstemmed | Storage lipids and proteins of Euterpe edulis seeds |
| title_short | Storage lipids and proteins of Euterpe edulis seeds |
| title_sort | storage lipids and proteins of euterpe edulis seeds |
| topic | Arecaceae Ácidos Grasos Ácido Linoléico Lípidos Ácido Oléico Ácido Palmítico Proteínas Ácido Estearico Ácidos Grasos Insaturados Euterpe edulis Semilla Fatty Acids Linoleic Acid Lipids Oleic Acid Palmitic Acid Proteins Stearic Acid Unsaturated Fatty Acid Seeds Palm Seeds Recalcitrant Behavior Storage Susceptibility Semillas de Palma Comportamiento Recalcitrante Susceptibilidad al Almacenamiento Palmeras |
| url | http://hdl.handle.net/20.500.12123/12473 http://www.scielo.org.ar/scielo.php?script=sci_arttext&pid=S0327-95452009000200004&lng=es&nrm=iso&tlng=en |
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