Evidence map›Paper›PMID 40971180›Full record

ArticleChemistryOpen2025

Molecular Networking-Driven Chemical Profiling, Characterization, and Antibacterial Effects of Cuo Nanoparticles Synthesized from Citrus Unshiu Peel Extract.

Livhuwani Mafhala, Shohreh Azizi, Garland More, Ilunga Kamika

Abstract read
In one paragraph

Article in ChemistryOpen, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Article
  2. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Livhuwani MafhalaUNESCO-UNISA Africa Chair in Nanoscience and Nanotechnology College of Graduates Studies, University of South Africa, Muckleneuk Ridge, Pretoria, 392, South Africa.
Shohreh AziziUNESCO-UNISA Africa Chair in Nanoscience and Nanotechnology College of Graduates Studies, University of South Africa, Muckleneuk Ridge, Pretoria, 392, South Africa.ORCID 0000-0003-0419-9953
Garland MoreCAES Laboratories, College of Agriculture and Environmental Sciences, University of South Africa, Johannesburg, Gauteng, South Africa.
Ilunga KamikaInstitute of Nanotechnology and Water Sustainability, School of Science, College of Science, Engineering, and Technology, Florida Campus, University of South Africa, Florida, Roodepoort, Johannesburg, Gauteng, 1709, South Africa.

Funding

South African Coal, Oil, and Gas Corporation-National Research Foundation (SASOL-NRF) rant no. 138626
6 · The paper itself

Abstract

Molecular networking has emerged as a new in silico tool for analyzing liquid chromatography-mass spectrometry (LC-MS) data for better annotation and elucidation of novel compounds and different pathways. Green synthesized nanoparticles (NPs) have gained considerable attention as a result of their effectiveness in possessing good antimicrobial activity. Their eco-friendly nature and cost-effective synthesis have positioned them as sustainable nanomaterials in various fields. However, not much is known about the mechanism underlying the green synthesis of NPs. Therefore, herein, the copper oxide NPs (CuO NPs) are fabricated, and ultrahigh performance liquid chromatography-quadrupole time of flight mass spectrometry based molecular networking is utilized to understand the phytochemical relationship between the crude extract and the NPs, outlining metabolites that might be involved in reduction. Moreover, CuO NPs synthesized from Citrus unshiu fruit peels are tested for their antimicrobial and cytotoxic activities. Various characterization methods, such as X-ray diffraction, UV-vis spectroscopy, scanning electron microscopy-energy dispersive X-ray analysis, Fourier transform infrared, dynamic light scattering, and transmission electron microscopy, are employed to provide comprehensive insights into the atomic and structural characteristics of NPs. Molecular network reveals the presence of different metabolites such as isosakuranetin-7-O-rutinoside, hesperidin, skullcapflavone II, homoorientin, eupatorin-5-methylether, scoparin, and vitexin, which are recognized as antimicrobial and reducing agents. Additionally, the synthesized CuO NPs show exceptional antibacterial efficacy with a low minimum inhibitory concentration on Staphylococcus aureus, Bacillus cereus, Escherichia coli, and Salmonella typhimurium, highlighting the potential of using LC-MS to explain the antimicrobial properties and green synthesis pathway.

Indexed as

Anti-Bacterial AgentsCitrusCopperMetal NanoparticlesPlant ExtractsEscherichia coliFruitGreen Chemistry TechnologyHumansMicrobial Sensitivity TestsStaphylococcus aureusAnti-Bacterial AgentsCoppercupric oxidePlant Extractsantimicrobial activitiesCitrus unshiucopper oxide nanoparticlesgreen synthesesliquid chromatography‐–mass spectrometrymolecular networkings

Identifiers

PMID40971180
PMCPMC12680546

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.