A review on food spoilage mechanisms, food borne diseases and commercial aspects of food preservation and processing

Food Chemistry Advances, Journal Year: 2024, Volume and Issue: 5, P. 100852 - 100852

Published: Nov. 26, 2024

Language: Английский

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Technology for the Quantitative Identification of Dairy Products Based on Raman Spectroscopy, Chemometrics, and Machine Learning

Molecules, Journal Year: 2025, Volume and Issue: 30(2), P. 239 - 239

Published: Jan. 9, 2025

The technologies used for the characterization and quantitative analysis of dairy products based on Raman spectroscopy have developed rapidly in recent years. At level spectral data, there are not only traditional spectra but also two-dimensional correlation spectra, which can provide rich compositional characteristic information about samples. In terms preprocessing, various methods, such as normalization, wavelet denoising, feature extraction. A combination these methods with appropriate techniques is beneficial to reveal differences between samples or improve predictive performance. Quantitative evaluation be divided into similarity measurement machine learning algorithms. When evaluating small batch samples, measurements discrimination results. sample data sufficient matched parameters, algorithms suitable intelligent trained optimized. Finally, rise deep fusion strategies, some challenges this field proposed.

Language: Английский

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A brief review on methods and materials for electrode modification: electroanalytical applications towards biologically relevant compounds

Discover Electrochemistry., Journal Year: 2024, Volume and Issue: 1(1)

Published: Dec. 10, 2024

Abstract This review provides an overview of the advancements in electrochemical sensors and biosensors, along with their applications. The covers methods materials used for modifying surface electrodes, also discusses use quantitative analysis biologically relevant compounds, such as hydrogen peroxide, dopamine, serotonin, glucose, other markers oxidative stress neurotransmitters. Various characterization have been highlighted. Recently, there has a growing interest combining recognition elements electronic to establish biosensors. These devices proven be effective detecting chemical biological targets through changes activity at electrode interfaces. nanomaterials significantly improved sensitivity selectivity sensing platforms. Electrode are critical construction high-performance target molecules. integration functional can enhance catalytic activity, conductivity, biocompatibility, leading more accurate sensitive biosensing. Overall, development materials, various methods, greatly expanded potential applications devices. Graphical

Language: Английский

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Advances in optical devices for the detection of contaminants in food and water

TrAC Trends in Analytical Chemistry, Journal Year: 2025, Volume and Issue: unknown, P. 118139 - 118139

Published: Jan. 1, 2025

Language: Английский

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Recent Advances in Biosensor Technologies for Meat Production Chain

Foods, Journal Year: 2025, Volume and Issue: 14(5), P. 744 - 744

Published: Feb. 22, 2025

Biosensors are innovative and cost-effective analytical devices that integrate biological recognition elements (bioreceptors) with transducers to detect specific substances (biomolecules), providing a high sensitivity specificity for the rapid accurate point-of-care (POC) quantitative detection of selected biomolecules. In meat production chain, their application has gained attention due increasing demand enhanced food safety, quality assurance, fraud detection, regulatory compliance. can foodborne pathogens (Salmonella, Campylobacter, Shiga-toxin-producing E. coli/STEC, L. monocytogenes, etc.), spoilage bacteria indicators, contaminants (pesticides, dioxins, mycotoxins), antibiotics, antimicrobial resistance genes, hormones (growth promoters stress hormones), metabolites (acute-phase proteins as inflammation markers) at different modules along from livestock farming packaging in farm-to-fork (F2F) continuum. By real-time data biosensors enable early interventions, reducing health risks (foodborne outbreaks) associated contaminated meat/meat products or sub-standard products. Recent advancements micro- nanotechnology, microfluidics, wireless communication have further sensitivity, specificity, portability, automation biosensors, making them suitable on-site field applications. The integration blockchain Internet Things (IoT) systems allows acquired management, while artificial intelligence (AI) machine learning (ML) enables processing, analytics, input risk assessment by competent authorities. This promotes transparency traceability within fostering consumer trust industry accountability. Despite biosensors' promising potential, challenges such scalability, reliability complexity matrices, approval still main challenges. review provides broad overview most relevant aspects current state-of-the-art development, challenges, opportunities prospective applications regular use safety monitoring, clarifying perspectives.

Language: Английский

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Advances in cell-based biosensors: Transforming food flavor evaluation with novel approaches

Food Chemistry X, Journal Year: 2025, Volume and Issue: 26, P. 102336 - 102336

Published: Feb. 1, 2025

Food flavor, a blend of taste and smell, is key to consumer acceptance food quality. Traditional sensory instrumental methods often fail replicate human responses. This review discusses the role cell-based biosensors in flavor evaluation, showcasing their sensitivity, specificity, rapid response. Using living cells like olfactory cells, these surpass traditional approaches. Advancements include microelectrode array systems with receptor for real-time detection bitter, sweet, umami substances improved cell immobilization technologies detecting complex odorant profiles. Challenges such as signal stability, selective detection, cultivation, scalability persist. However, integrating artificial intelligence portable could broaden applications. With potential revolutionize analysis, offer sustainable, precise, scalable approach bridging perception advanced analytical driving innovation science.

Language: Английский

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A Photonic Crystal Fibre Sensor for the Detection of Biochemical Analytes With Superior Sensitivity

Research Square (Research Square), Journal Year: 2025, Volume and Issue: unknown

Published: March 3, 2025

In this work we present a numerical study and experimental realization of new, simple highly sensitive surface plasmon resonance (SPR) biosensor with photonic crystal fiber (PCF). We have improved the performance our sensor by strategic patterning circular air holes within fiber. All characteristics were evaluated utilizing finite element method (FEM) based software COMSOL Multiphysics. A plasmonic material, gold (Au) layer, surrounded Finally, after optimizing all parameters fiber, achieved maximum amplitude sensitivity (AS) 2202.64 RIU^{− 1} wavelength (WS) 140,500 nm/RIU resolution 7.12 × 10^{− 7} for 4.54 4 amplitude. Furthermore, figure merit (FOM) is 2341.67. Fabrication tolerance limits are ± 5% layer variation 2.5% holes, overall biochemical analyte sensing range between refractive indices 1.31 1.40. expect SPR PCF to better utility in detection unknown analytes, medical diagnosis.

Language: Английский

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Current Advances in Aptasensors for Pesticide Detection

Topics in Current Chemistry, Journal Year: 2025, Volume and Issue: 383(2)

Published: March 23, 2025

Abstract The increasing use of pesticides necessitates the development innovative analytical methods to regulate environmental impacts and ensure food safety. Aptamer-based sensors hold great promise for pesticide detection owing their superior selectivity, stability, repeatability, regenerative capabilities. Integrated with nanomaterials, aptasensors have demonstrated enhanced sensitivity detecting a broad range pesticides. This study first introduces aptamer binding mechanism presents fundamental concept justification selecting over other biorecognition molecules. It then provides comprehensive review recent advancements applications various types targeted detection, including electrochemical, fluorescent, colorimetric, electrochemiluminescent, surface-enhanced Raman scattering (SERS) aptasensors. Additionally, it offers comparative analysis different by evaluating strengths limitations. Finally, this discusses strategies, such as advanced Systemic Evolution Ligands Exponential Enrichment (SELEX) technique, self-assembled monolayers (SAMs), antifouling agents improve aptamer’s signal-to-noise ratio, mitigate nonspecific adsorption challenges. These developments are essential creating highly sensitive selective aptasensors, facilitating practical in monitoring

Language: Английский

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Recent advances in detection techniques and chemometric methods for identifying adulterants in milk and dairy products

Food Chemistry, Journal Year: 2025, Volume and Issue: unknown, P. 144202 - 144202

Published: April 1, 2025

Language: Английский

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Harnessing the power of biosensors for environmental monitoring of pesticides in water

Applied Microbiology and Biotechnology, Journal Year: 2025, Volume and Issue: 109(1)

Published: April 12, 2025

Abstract The current strong reliance on synthetic chemicals, namely pesticides, is far from environmentally sustainable. These xenobiotics contribute significantly to global change and the biodiversity crisis, but have been overlooked when compared other agents (e.g., climate change). Aquatic ecosystems are particularly vulnerable making monitoring programs essential preserve ecosystem health, safeguard biodiversity, ensure water quality, mitigate potential human health risks associated with contaminated sources. Biosensors show great as time/cost-effective disposable systems for high-throughput detection (and quantification) of these pollutants. In this mini-review, we provide an overview biosensors specifically developed environmental monitoring, covering different pesticide classes active ingredients), types (according bio-recognition element) transducers, well nature sample matrices analyzed. We highlight variety that successfully applied pesticides in aqueous samples, including enzymatic biosensors, immunosensors, aptasensors, whole cell–based biosensors. While most designed detect insecticides, expanding their compound target range could streamline contaminants. Despite limitations related stability, reproducibility, interference factors, represent a promising sustainable technology aquatic environments, offering sensitivity specificity, portability real-time results. propose would be effective initial screening step tiered assessment, complementing conventional methods. Key points • Pesticides harm requiring better offer cost-effective solutions samples complement methods tool screens

Language: Английский

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