Methyl Jasmonate and Nanoparticles Doped with Methyl Jasmonate affect the Cell Wall Composition of Monastrell Grape Skins
Metadatos
Afficher la notice complèteAuteur
Giménez Bañón, María José; Parra Torrejón, Belén; Ramírez Rodríguez, Gloria Belén; Delgado López, José ManuelEditorial
MDPI
Materia
Nanotechnology Nanoparticle Cellulose Hemicellulose Proteins Uronic acids Phenols
Date
2023-02-03Referencia bibliográfica
Giménez-Bañón, M.J... [et al.]. Methyl Jasmonate and Nanoparticles Doped with Methyl Jasmonate affect the Cell Wall Composition of Monastrell Grape Skins. Molecules 2023, 28, 1478. [https://doi.org/10.3390/molecules28031478]
Patrocinador
Spanish MCIN/AEI/10.13039/ 501100011033, “ERDF, A Way of Making Europe” RTI-2018-095794-BC21 and RTI-2018-095794-A-C22; Junta de Andalucía P18-TP-969; Junta de Andalucia DOC_01383Résumé
The structural composition of the cell wall of grape skins is related to the cell wall integrity
and subsequent extraction of the different compounds that are contained inside vacuoles and also
the cell wall breakdown products. Different reports have established that methyl jasmonate (MeJ)
produces changes in the composition of the grape skin cell wall. The use of elicitors to promote the
production of secondary metabolites in grapes has been studied in several reports; however, its study
linked to nanotechnology is less developed. These facts led us to study the effect of methyl jasmonate
(MeJ) and nanoparticles doped with MeJ (nano-MeJ) on the cell walls of Monastrell grapes during
three seasons. Both treatments tended to increase cell wall material (CWM) and caused changes in
different components of the skin cell walls. In 2019 and 2021, proteins were enlarged in both MeJ
and nano-MeJ-treated grapes. A general decrease in total phenolic compounds was detected with
both treatments, in addition to an increment in uronic acids when the grapes were well ripened.
MeJ and nano-MeJ produced a diminution in the amount of cellulose in contrast to an increase in
hemicellulose. It should be noted that the effects with nano-MeJ treatment occurred at a dose 10 times
lower than with MeJ treatment.