Nanoparticle applications in agriculture: overview and response of plant-associated microorganisms

Frontiers in Microbiology, Journal Year: 2024, Volume and Issue: 15

Published: March 6, 2024

Globally, food security has become a critical concern due to the rise in human population and current climate change crisis. Usage of conventional agrochemicals maximize crop yields resulted degradation fertile soil, environmental pollution as well agroecosystem health risks. Nanotechnology agriculture is fast-emerging new area research explored improve productivity nutrient-use efficiency using nano-sized at lower doses than agrochemicals. Nanoparticles are applied nanofertilizers and/or nanopesticides. Positive results have been observed terms plant growth when nano-based agricultural amendments. However, their continuous application may adverse effects on plant-associated rhizospheric endospheric microorganisms which often play crucial role growth, nutrient uptake, disease prevention. While shows that nanoparticles potential yield, effect diversity function remains under-explored. This review provides an overview functions. Additionally, it highlights response nanoparticle insight into areas required promote sustainable precision practices incorporate

Language: Английский

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Novel Approaches for Sustainable Horticultural Crop Production: Advances and Prospects

Horticulturae, Journal Year: 2022, Volume and Issue: 8(10), P. 910 - 910

Published: Oct. 5, 2022

Reduction of plant growth, yield and quality due to diverse environmental constrains along with climate change significantly limit the sustainable production horticultural crops. In this review, we highlight prospective impacts that are positive challenges for application beneficial microbial endophytes, nanomaterials (NMs), exogenous phytohormones strigolactones (SLs) new breeding techniques (CRISPR), as well controlled environment horticulture (CEH) using artificial light in The benefits such applications often evaluated by measuring their impact on metabolic, morphological biochemical parameters a variety cultures, which typically results higher yields efficient use resources when applied greenhouse or field conditions. Endophytic microbes promote growth play key role adapting plants habitat, thereby improving prolonging protection from biotic abiotic stresses. Focusing control, considered effects novel class SLs, NMs CEH commodities. addition, genomic editing CRISPR, including its modulating gene expression/transcription factors crop tolerance, was also reviewed.

Language: Английский

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An Update of Fungal Endophyte Diversity and Strategies for Augmenting Therapeutic Potential of their Potent Metabolites: Recent Advancement

Applied Biochemistry and Biotechnology, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 5, 2025

Abstract Endophytic fungi represent a significant renewable resource for the discovery of pharmaceutically important compounds, offering substantial potential new drug development. Their ability to address growing issue resistance has drawn attention from researchers seeking novel, nature-derived lead molecules that can be produced on large scale meet global demand. Recent advancements in genomics, metabolomics, bioinformatics, and improved cultivation techniques have significantly aided identification characterization fungal endophytes their metabolites. Current estimates suggest there are approximately 1.20 million globally, yet only around 16% (190,000) been identified studied detail. This underscores vast untapped pharmaceutical research. Research increasingly focused transformation bioactive compounds by through chemical enzymatic processes. A notable example is anthraquinone derivative 6-O-methylalaternin, whose cytotoxic enhanced addition hydroxyl group, sharing structural similarities with its parent compound macrosporin. These structure-bioactivity studies open up avenues developing safer more effective therapeutic agents synthesizing targeted derivatives. Despite immense promise, challenges remain, particularly large-scale understanding complexities biosynthetic pathways. Additionally, genetic manipulation optimized metabolite production still infancy. Future research should aim overcome these limitations focusing efficient methods deeper exploration endophytes’ metabolic capabilities fully harness potential. Graphical

Language: Английский

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Additive Effect of the Composition of Endophytic Bacteria Bacillus subtilis on Systemic Resistance of Wheat against Greenbug Aphid Schizaphis graminum Due to Lipopeptides

Life, Journal Year: 2023, Volume and Issue: 13(1), P. 214 - 214

Published: Jan. 11, 2023

The use of biocontrol agents based on endophytic bacteria against phloem-feeding insects is limited by a lack knowledge and understanding the mechanism action endophyte community that makes up plant microbiome. In this work, mechanisms additive strains B. subtilis 26D 11VM resistance bread spring wheat greenbug aphid Schizaphis graminum, was studied. It shown secreted lipopeptide surfactin phytohormones cytokinins, produced iturin auxins into cultivation medium. Both their lipopeptide-rich fractions showed direct aphicidal activity aphid. For first time, it in same manner, as well fractions, activated expression salicylate- ethylene-dependent PR genes, influenced redox metabolism, which led to an increase endurance aphids. composition + had effect aphids due number bacterial cells, and, synergistic mixture lipopeptides - iturin, both mortality PR1 PR3 genes. All these factors can be reason for observed growth plants affected under influence 11VM, individually composition. study demonstrates possibility creating future artificial enhance microbiome with bacteria, combines growth-promoting immunity stimulating properties insects. This direction one most promising approaches green pesticide discovery future.

Language: Английский

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Signal Molecules Regulate the Synthesis of Secondary Metabolites in the Interaction between Endophytes and Medicinal Plants

Processes, Journal Year: 2023, Volume and Issue: 11(3), P. 849 - 849

Published: March 13, 2023

Signaling molecules act as the links and bridges between endophytes host plants. The recognition of plants, regulation plant growth development, synthesis secondary metabolites are not separated by participation signaling molecules. In this review, we summarized types characteristics in medicinal plants recent processes intracellular conduction multi-molecular crosstalk during interactions endophytic bacteria addition, overviewed molecular mechanism signals medical metabolite accumulation regulation. This work provides a reference for using to synthesize pharmaceutical active ingredients bioreactor.

Language: Английский

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Genomic insights into an endophytic Streptomyces sp. VITGV156 for antimicrobial compounds

Frontiers in Microbiology, Journal Year: 2024, Volume and Issue: 15

Published: June 3, 2024

Endophytic Streptomyces sp. are recognized as a potential resource for valuable natural products but less explored. This study focused on exploring endophytic species residing within tomato plants ( Solanum lycopersicum ) harboring genes the production of novel class antibiotics. Our research involved isolation and characterization VITGV156, newly identified that produces antimicrobial products. VITGV156 harbors genome 8.18 mb codes 6,512 proteins, which 4,993 known function (76.67%) 1,519 unknown (23.32%). By employing genomic analysis, we elucidate landscape this microbial strain shed light various BGCs responsible producing polyketide compounds, with particular emphasis antibiotic kendomycin. We extended our by evaluating antibacterial properties Overall, provides insights into species, particularly prolific producers agents. These findings hold promise further exploitation pharmaceutical offering opportunities development drugs.

Language: Английский

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Bioactive Compounds Produced by Endophytic Bacteria and Their Plant Hosts—An Insight into the World of Chosen Herbaceous Ruderal Plants in Central Europe

Molecules, Journal Year: 2024, Volume and Issue: 29(18), P. 4456 - 4456

Published: Sept. 19, 2024

The natural environment has been significantly impacted by human activity, urbanization, and industrialization, leading to changes in living organisms their adaptation harsh conditions. Species, including plants, adapt these creating mechanisms modifications that allow them survive environments. Also, endophytes, microorganisms live inside can support plant growth defense conditions synthesizing antimicrobial secondary metabolites. What is more, endophytes produce bioactive metabolites, alkaloids, amines, peptides, which play a crucial role the relationship between host organisms. Endophytes themselves benefit from this stable for survival development. aim of review gain insight into endophytic metabolites chosen synanthropic ruderal plants. Industrial activities release pollutants like heavy metals, by-products, waste, challenge require adaptation. Synanthropic where are abundant, particularly valuable compounds, used agriculture medicine. This presents, among others, herbaceous plants central Europe—Chelidonium majus L., Urtica dioica Plantago lanceolata Matricaria chamomilla Equisetum arvense Oenothera biennis Silybum marianum Mentha piperita L.

Language: Английский

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Phytochemical and Metabolomic Investigation of a Popular Traditional Plant from La Réunion: Psiloxylon mauritianum

Applied Sciences, Journal Year: 2025, Volume and Issue: 15(2), P. 496 - 496

Published: Jan. 7, 2025

A molecular network investigation of Psiloxylon mauritianum leaf extracts from five different specimens led to the detection a diversity flavonoids, triterpenes, and phloroglucinols. Some compounds these classes are reported target fever-linked symptoms (antioxidant, antiviral, anti-inflammatory, antibacterial activities) may explain plant’s success as local traditional remedy. The phytochemical study one extract allowed isolation characterization an original seco-ring-A lupane structurally similar anti-inflammatory betulinic acid, 11 known 2 chalcone. Antiviral assays highlighted in vitro anti-Zika activity corosolic acids found plant. interesting structure–activity relationships could be drawn between new compound active triterpenes.

Language: Английский

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Metabolites, Biotransformation, and Plant-Growth Dual Regulatory Activity from Aspergillus nishimurae Uncovered by the Fermentation Interaction with a Host

Journal of Agricultural and Food Chemistry, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 16, 2025

One new azaphilone derivative (1) from Aspergillus nishimurae in ordinary medium, one phthalide (8), a microbial transformation product of Angelica sinensis ingredients by A. nishimurae, pair austdiol enantiomers (+)-9 and (−)-9, epsilon-caprolactone (10), ophiobolin-type sesterterpenoid (13) the host medium were reported. The structures determined spectroscopic analysis single-crystal X-ray diffraction. Compounds 1–3 could completely inhibit germination rice seeds at 50 μg/mL, which is higher than that positive control. mixture compounds 8+2 represented an approximately 84% increase root length 20 μg/mL compared with phytotoxic compound 2. 8 16 led to 39 7% increases 5 those untreated seeds. Fermentation interactions between endophytes constituents induced cryptic metabolite, plant growth inhibiting, promoting activities.

Language: Английский

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The regulation of tobacco growth under preceding crop planting: insights from soil quality, microbial communities, and metabolic profiling

Frontiers in Plant Science, Journal Year: 2025, Volume and Issue: 16

Published: Feb. 7, 2025

Specific microorganisms and metabolites in soil play key roles regulating organismal behavior. Currently, the effects of different preceding crops on rhizosphere quality flue-cured tobacco remain unclear. Four treatments were compared study: fallow + (CK), maize (T1), rapeseed (T2), wheat (T3). Results showed that significantly enhanced nutrient levels improved growth by altering microbial community structure. Previous cultivation promoted growth, diversity bacterial communities, notably decreased abundance urea-degrading bacteria. In contrast, crop reduced plant pathogenic fungi positive interactions. Metabolomics analysis altered lipids, organic acids, flavonoids, alkaloids, terpenoids, enhancing secondary metabolite synthesis pathways soil. Preceding regulated which potentially participated carbon nitrogen cycling, balancing nutrients, improving yield. Overall, three composition function structures soil, thereby increased concentration. Both boosted biomass. These findings offer new insights into potential interactions between communities strategies comprehensively growth.

Language: Английский

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