Proteome Comparison Between Natural Desiccation-Tolerant Plants and Drought-Protected Caspicum annuum Plants by Microbacterium sp. 3J1
Metadatos
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Frontiers Media
Materia
Drought tolerance Microbacterium sp. 3J1 Capsicum annum Comparative proteomics Actinobacteria
Date
2020-07-10Referencia bibliográfica
García-Fontana C, Vilchez JI and Manzanera M (2020) Proteome Comparison Between Natural Desiccation-Tolerant Plants and Drought-Protected Caspicum annuum Plants by Microbacterium sp. 3J1. Front. Microbiol. 11:1537. [doi: 10.3389/fmicb.2020.01537]
Patrocinador
Spanish Ministry for Economy and Competitiveness; European Union (EU) P11-RNM-7844 P18-RT-976 CTM2017-84332-R CGL2017-91737-EXP; Andalusian Regional Government; Spanish Ministry of EconomyRésumé
Desiccation-tolerant plants are able to survive for extended periods of time in the
absence of water. The molecular understanding of the mechanisms used by these
plants to resist droughts can be of great value for improving drought tolerance in crops.
This understanding is especially relevant in an environment that tends to increase the
number and intensity of droughts. The combination of certain microorganisms with
drought-sensitive plants can improve their tolerance to water scarcity. One of these
bacteria is Microbacterium sp. 3J1, an actinobacteria able to protect pepper plants from
drought. In this study, we supplemented drought-tolerant and drought-sensitive plant
rhizospheres with Microbacterium sp. 3J1 and analyzed their proteomes under drought
to investigate the plant-microbe interaction. We also compare this root proteome with
the proteome found in desiccation-tolerant plants. In addition, we studied the proteome
of Microbacterium sp. 3J1 subjected to drought to analyze its contribution to the plantmicrobe interaction. We describe those mechanisms shared by desiccation-tolerant
plants and sensitive plants protected by microorganisms focusing on protection against
oxidative stress, and production of compatible solutes, plant hormones, and other more
specific proteins.