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Veterinary drug residues; Antibiotic residues; Food safety; Liquid chromatography-mass spectrometry; LC-MS/MS; Sample preparation; Multi-residue analysis; Immunoassays; Food matrices; Detection techniques

Introduction

Ensuring food safety and quality control is critically important, especially regarding veterinary drug and antibiotic residues in animal-derived foods. Recent advancements in liquid chromatography-mass spectrometry (LC-MS) techniques have been instrumental for detecting veterinary drug residues in animal-derived foods[1].

These developments cover sample preparation, chromatographic separation, and MS detection strategies, all playing a crucial role in ensuring food safety and quality control[1].

Strategies have been critically examined to enhance the sensitivity and reliability of multi-residue analysis methods for veterinary drugs in various food matrices[2].

This includes advancements in sample preparation techniques, chromatographic separation, and detection technologies aimed at improving detection limits and ensuring robust analytical outcomes for complex food samples[2].

Recent advances in sample preparation methods are crucial for the accurate detection of antibiotic residues in food products[3].

Techniques like solid-phase extraction, liquid-liquid extraction, and microextraction methods are emphasized for their role in simplifying complex matrices and enhancing the sensitivity of subsequent analytical measurements[3].

Progress has been made in using liquid chromatography-tandem mass spectrometry (LC-MS/MS) for analyzing veterinary drug residues in animal-derived foods[4].

Innovations in sample preparation, chromatographic separation, and highly sensitive MS/MS detection are highlighted for their role in high-throughput and accurate multi-residue analysis[4].

Emerging trends in analytical methodologies for detecting antibiotic residues in milk and dairy products have been identified[5].

Various techniques, including chromatographic, immunoassay, and biosensor-based methods, are discussed for their advantages and limitations in ensuring the safety and quality of milk supply chains[5].

Miniaturized sample preparation techniques have been reviewed for detecting veterinary drug residues in animal-derived foods[6].

Methods like solid-phase microextraction and micro-solid-phase extraction offer benefits in reducing sample and solvent consumption while improving analytical efficiency and sensitivity[6].

Multiresidue analysis of veterinary drugs in animal-derived foods using LC-MS/MS has seen recent comprehensive progress[7].

Developments in sample extraction, purification, and detection methods are detailed, emphasizing challenges and solutions for simultaneous quantification of numerous drug classes[7].

The latest advancements in immunochemical methods for rapid detection of veterinary drug residues in food products have been explored[8].

Various immunoassay formats, including ELISA and lateral flow immunoassays, show potential for high-throughput screening and on-site analysis due to their speed and cost-effectiveness[8].

Sample preparation techniques specifically for the analysis of quinolone antibiotic residues in food have been examined comprehensively[9].

Extraction and cleanup methods, such as solid-phase extraction, dispersive solid-phase extraction, and magnetic solid-phase extraction, are discussed for their effectiveness in minimizing matrix interference and concentrating analytes for accurate detection[9].

Latest advancements in chromatographic techniques, particularly when coupled with mass spectrometry, for the analysis of veterinary drug residues in food matrices have been explored[10].

The evolution of high-performance liquid chromatography and gas chromatography combined with various mass spectrometry detectors emphasizes improved sensitivity, selectivity, and throughput for complex multi-residue analyses[10].

Description

The accurate and sensitive detection of veterinary drug and antibiotic residues in food products is a critical aspect of ensuring public health and consumer safety. The presence of these residues, particularly in animal-derived foods, necessitates robust analytical methods for effective quality control. Liquid chromatography-mass spectrometry (LC-MS) techniques have emerged as a cornerstone in this field, with continuous developments enhancing their capability for detecting a wide range of veterinary drug residues. These advancements integrate sophisticated sample preparation, efficient chromatographic separation, and precise MS detection strategies to provide reliable results[1]. The ongoing refinement of these methods is crucial for addressing the complexities of food matrices and the diverse nature of drug residues.

To improve detection limits and ensure consistent analytical outcomes, current strategies for multi-residue analysis of veterinary drugs in food matrices critically focus on enhancing both sensitivity and reliability. This includes methodical improvements in sample preparation techniques, advances in chromatographic separation, and the implementation of state-of-the-art detection technologies[2]. For instance, liquid chromatography-tandem mass spectrometry (LC-MS/MS) has seen significant progress in analyzing veterinary drug residues in animal-derived foods, emphasizing innovations that support high-throughput and accurate multi-residue analysis. These innovations span the entire analytical workflow, from initial sample handling to final detection[4]. The comprehensive multiresidue analysis using LC-MS/MS also addresses the challenges of simultaneously quantifying numerous drug classes through detailed developments in sample extraction, purification, and detection methods[7].

Sample preparation remains a pivotal step for accurate residue analysis, especially for antibiotic residues in food products. Techniques such as solid-phase extraction (SPE), liquid-liquid extraction (LLE), and various microextraction methods are essential for simplifying complex food matrices, thereby boosting the sensitivity of subsequent analytical measurements[3]. Further specialized techniques for quinolone antibiotic residues, including dispersive solid-phase extraction and magnetic solid-phase extraction, demonstrate effectiveness in minimizing matrix interference and concentrating analytes to ensure accurate detection[9]. Additionally, miniaturized sample preparation techniques, such as solid-phase microextraction and micro-solid-phase extraction, are increasingly applied for veterinary drug residues in animal-derived foods. These methods offer significant benefits by reducing sample and solvent consumption, simultaneously improving analytical efficiency and sensitivity[6].

Beyond chromatographic methods, immunochemical techniques offer a rapid and cost-effective alternative for the detection of veterinary drug residues. Recent advances in these methods include various immunoassay formats like enzyme-linked immunosorbent assay (ELISA) and lateral flow immunoassays. These are particularly valuable for high-throughput screening and on-site analysis due to their speed and efficiency[8]. Similarly, for antibiotic residues specifically in milk and dairy products, emerging trends in analytical methodologies encompass chromatographic, immunoassay, and biosensor-based methods. Each technique presents unique advantages and limitations in ensuring the safety and quality of milk supply chains[5]. The diverse array of methods underscores the dynamic nature of analytical chemistry in food safety.

The continuous evolution of chromatographic techniques, especially when paired with mass spectrometry, significantly contributes to the analysis of veterinary drug residues in various food matrices. High-performance liquid chromatography and gas chromatography, combined with different mass spectrometry detectors, have evolved to offer improved sensitivity, selectivity, and throughput. This evolution is vital for handling the complexities of multi-residue analyses, ensuring that food products meet stringent safety standards[10]. Overall, the multifaceted approaches in analytical chemistry, encompassing advanced detection techniques and optimized sample preparation, collectively strengthen the framework for monitoring and controlling veterinary drug and antibiotic residues in the global food supply.

Conclusion

The field of food safety relies heavily on accurate and sensitive detection of veterinary drug and antibiotic residues in animal-derived foods. Recent developments have focused on enhancing analytical methodologies to ensure consumer safety and product quality. Liquid chromatography-mass spectrometry (LC-MS) and its tandem variant (LC-MS/MS) are prominent techniques, showing significant progress in detecting these residues by refining sample preparation, chromatographic separation, and mass spectrometry detection strategies. These methods are crucial for high-throughput and accurate multi-residue analysis. Beyond LC-MS/MS, other analytical approaches include various chromatographic techniques coupled with mass spectrometry, offering improved sensitivity and selectivity for complex multi-residue analyses. Immunochemical methods, such as ELISA and lateral flow immunoassays, provide rapid, cost-effective, and high-throughput screening options. Biosensor-based methods are also emerging, particularly for milk and dairy products. A critical area of advancement is sample preparation, essential for simplifying complex food matrices and enhancing analytical sensitivity. Techniques like solid-phase extraction (SPE), liquid-liquid extraction (LLE), and microextraction methods, including miniaturized approaches like solid-phase microextraction (SPME) and micro-solid-phase extraction (μ-SPE), have been developed to reduce sample and solvent consumption while boosting efficiency. Specific attention has been given to methods for quinolone antibiotic residues, utilizing techniques like dispersive SPE and magnetic SPE. These advancements collectively address the challenges of multi-residue analysis, aiming to improve detection limits and ensure robust analytical outcomes across various food matrices. The continuous evolution of these techniques underpins the ongoing commitment to global food safety and quality control.

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