OOIR: Observatory of International Research

Papers

(The TQCC of Critical Reviews in Analytical Chemistry is 11. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-01-01 to 2026-01-01.)

Article	Citations
A Critical Review on Chemical Speciation of Chlorine-Produced Oxidants in Seawater. Part 3: Chromatographic- and Mass Spectrometric-Based Methodologies	129
Detection of SARS-CoV-2 in Environment: Current Surveillance and Effective Data Management of COVID-19	95
Research Progress of SERS Sensors Based on Hydrogen Peroxide and Related Substances	74
Recent Advancements in Colorimetric and Fluorescent pH Chemosensors: From Design Principles to Applications	66
The Recent Progress in DNAzymes-Based Aptasensors for Thrombin Detection	58
Analytical Methodologies for the Estimation of Oxazolidinone Antibiotics as Key Members of anti-MRSA Arsenal: A Decade in Review	50
Determination of Pathogens by Electrophoretic and Spectrometric Techniques	49
Accurate Clinical Detection of Vitamin D by Mass Spectrometry: A Review	49
Techniques for Gallstone Analysis: From Traditional Methods to Present Day Cutting-Edge Technologies- A Panoramic Review	49
Exploring the Mechanism of Anionic Chemosensing by Imidazoles: A Review	47
Recent Advances in Catecholamines Analytical Detection Methods and Their Pretreatment Technologies	47
Recent Advanced in MXene Research toward Biosensor Development	43
A Review on Thiazole Based Colorimetric and Fluorimetric Chemosensors for the Detection of Heavy Metal Ions	43
MicroRNA Sensors Based on CRISPR/Cas12a Technologies: Evolution From Indirect to Direct Detection	42
Bioactive Flavonoids: A Comprehensive Review on Pharmacokinetics and Analytical Aspects	42
A Review on Conducting Polymers for Colorimetric and Fluorescent Detection of Noble Metal Ions (Ag ⁺ , Pd ²⁺ , Pt	42
Real-Time Biosensing Bacteria and Virus with Quartz Crystal Microbalance: Recent Advances, Opportunities, and Challenges	41
Chromatographic Methods for the Determination of Rifampicin, Isoniazid, Pyrazinamide, Ethambutol, and Main Metabolites in Biological Samples: A Review	40
Recent Applications in Analytical Techniques of Microplastics	39
A Systematic Review of Chromatographic Methods for the Analysis of Plastic Additives in Fisheries and Aquaculture Products	37
Advancements in Biosensors for Point-of-Care Testing of Nucleic Acid	37
Statement of Retraction: Recent Progress in Aptamer-Functionalized Metal-Organic Frameworks-Based Optical and Electrochemical Sensors for Detection of Mycotoxins	37
2D MXene-Based Nanoscale Materials for Electrochemical Sensing Toward the Detection of Hazardous Pollutants: A Perspective	36
Technological Advancement and Trend in Selective Bioanalytical Sample Extraction through State of the Art 3-D Printing Techniques Aiming ‘Sorbent Customization as per need’	35
Recent Advances of Electrochemical Sensors Based on Carbon-Based Nanoparticles for Dental Infection and Periodontitis Detection	34

The Analytical Evolution of Glibenclamide (Glyburide) Antidiabetic Agents: Analytical Tools, Challenges, and Future Trends	34
Graphite Phase Carbon Nitride Nanosheets-Based Fluorescent Sensors for Analysis and Detection	32
Detection of Environmental Microfiber Pollutants through Vibrational Spectroscopic Techniques: Recent Advances of Environmental Monitoring and Future Prospects	29
A Critical Review of Analytical Applications of Chitosan as a Sustainable Chemical with Functions Galore	29
Recent Advances (2019–2025) in Mercury Ion Detection	29
Trends in the Analysis and Exploration of per- and Polyfluoroalkyl Substances (PFAS) in Environmental Matrices: A Review	29
Microextraction Techniques for Sample Preparation of Amphetamines in Urine: A Comprehensive Review	28
Comprehensive Two-Dimensional Gas Chromatography in Petroleum Derived Samples: A Review on Advances in Source and Weathering Studies of Spilled Oil	27
Real-Time Cell Analysis Using Mass Spectrometry and Nuclear Magnetic Resonance Spectroscopy at Single and Bulk Cellular Levels	26
Analytical Methodologies for Anti-Infective Orphan Drugs: A Comprehensive Review of FDA Approvals (2013–2023) Part 2	26
Analytical Methods for Determination of BPA Released from Dental Resin Composites and Related Materials: A Systematic Review	25
Advances in Hydrogels Research for Ion Detection and Adsorption	25
Review on LC-MS/MS Methodologies for Analysis of N-Nitrosamine Drug-Substance-Related Impurities	23
Integration of Metallic Nanomaterials and Recognition Elements for the Specifically Monitoring of Pesticides in Electrochemical Sensing	23
Drilling into “Quality by Design” Approach for Analytical Methods	22
Advances and Challenges in the Analysis of Boswellic Acids by Separation Methods	22
An Overview of Security Materials in Banknotes and Analytical Techniques in Detecting Counterfeits	21
Advances in Apolipoprotein-A4 Biosensing Assays for Depression Diagnosis	21
High Performance Liquid chromatography - Fourier Transform Infrared Spectroscopy Coupling: A Comprehensive Review	21
A New Trend and Future Perspectives of the Miniaturization of Conventional Extraction Methods for Elemental Analysis in Different Real Samples: A Review	21
Analytical Strategies for Nucleosides and Nucleotides in Food: Advances in Sample Preparation and Separation Technologies with Emerging Challenges	21
Macrocyclic Antibiotics as Effective Chiral Selectors in Liquid Chromatography for Enantiomeric Separation of Pharmaceutical Compounds: A Review	21
Terpyridine-Based Fluorescent Sensors: Investigating the Analytical Properties for Diverse Applications	21
Analytical Challenges and Health Implications of “Tusi” (2C): A Critical Review	21
Novel Sensor Approaches of Aflatoxins Determination in Food and Beverage Samples	21
Emetine: Advances in Pharmacology, Toxicology, and Chromatographic Approaches	21
Strategies for Improving Aptamer Screening Efficiency: Library Design, Awareness Innovation, and Instrument Assistance	20
Exosome, a Rising Biomarkers in Liquid Biopsy: Advances of Label-Free and Label Strategy for Diagnosis of Cancer	20
Mycotoxins in Vegetable Oils: A Review of Recent Developments, Current Challenges and Future Perspectives in Sample Preparation, Chromatographic Determination, and Analysis of Real Samples	20
The Importance and Use of Polydopamine in Molecularly Imprinted Polymer-Based Electrochemical Sensor Design	20
Recent Progress on Targeted Gel Media for the Application of Bioanalysis	20
Analytical Methodologies for Anti-Infective Orphan Drugs: A Comprehensive Review of FDA Approvals (2013-2023) Part 1	19
Anti-diabetic Biologicals: Exploring the Role of Different Analytical Techniques	19
The Physicochemical Properties and Plausible Implication of Deep Eutectic Solvents in Analytical Techniques	19
Headspace Microextraction. A Comprehensive Review on Method Application to the Analysis of Real Samples (from 2018 till Present)	19
Analytical Methods for the Determination of Apixaban in Pharmaceuticals and Biological Matrices: A Systematic Review	19
Decoding Xanthine Derivatives: Advanced Analytical, Extraction, and Quantification Techniques in Pharma and Biofluids – A Comprehensive Review	19
Synthetic biology-based bioreactor and its application in biochemical analysis	19
Applications of Hyperspectral Imaging Technology Combined with Machine Learning in Quality Control of Traditional Chinese Medicine from the Perspective of Artificial Intelligence: A Review	18
Analytical Methods for the Determination of Quercetin and Quercetin Glycosides in Pharmaceuticals and Biological Samples	18
Critical Evaluation of Analytical Methods for the Determination of Anthropogenic Organic Contaminants in Edible Oils: An Overview of the Last Five Years	18
Analytical Application of Layered Double Hydroxides as High-Capacity Sorbents in Dispersive Solid Phase Extraction for the Separation and Preconcentration of (Ultra)Trace Heavy Metals	18
A Critical Review of Soil Sampling and Data Analysis Strategies for Source Tracing of Soil in Forensic Investigations	18
A Comprehensive Review on Water Quality Monitoring Devices: Materials Advances, Current Status, and Future Perspective	18
Biosensors Based on Bio-Functionalized Semiconducting Metal Oxides	18
Recent Advances on the Metal-Organic Frameworks-Based Biosensing Methods for Cancer Biomarkers Detection	18
Anion Exchange Chromatography Coupled to Electrospray-Mass Spectrometry: An Efficient Tool for Food, Environment, and Biological Analysis	18
Raman, Infrared and Brillouin Spectroscopies of Biofluids for Medical Diagnostics and for Detection of Biomarkers	17
Insights into Genus Codonopsis : From past Achievements to Future Perspectives	17
Mass Spectrometry Imaging: Unveiling New Horizons in Antibiotic Research	17

Application of Fluorescent Probes in Reactive Oxygen Species Disease Model	17
A Comparative Review of Solidified Floating Organic Drop Microextraction Methods for Metal Separation: recent Developments, Enhanced co-Factors, Challenges, and Environmental Assessment	17
Nanosheet-Based Electrochemical Sensors for Biomedical Applications	17
A Review on Organic Colorimetric and Fluorescent Chemosensors for the Detection of Zn(II) Ions	17
Recent Advances in Aptasensors for Rapid Pesticide Residues Detection	17
Metabolomics as a Tool for Unraveling the Impact of Enantioselectivity in Cellular Metabolism	16
The Evaluation of Clinical Applications for the Detection of the Alzheimer’s Disease Biomarker GFAP	16
Recent Advances on Metal Oxide Based Sensors for Environmental Gas Pollutants Detection	16
Malondialdehyde Analysis in Biological Samples by Capillary Electrophoresis: The State of Art	16
An Overview of Aptamer-Based Sensor Platforms for the Detection of Bisphenol-A	16
Analytical Capabilities and Future Perspectives of Chemometrics in Omics for Food Microbial Investigation	16
Statement of Retraction: Current Progress in Aptasensor for Ultra-Low Level Monitoring of Parkinson’s Disease Biomarkers	15
Capsaicinoids in Food: An Update on Pretreatment and Analysis Methods since 2010	15
A critical review of selected preconcentration techniques used for selenium determination in analytical samples	15
Innovation of Ratiometric Sensing Strategies Based on Graphitic Carbon Nitride	15
Preparation and Application of Magnetic Molecularly Imprinted Plasmonic SERS Composite Nanoparticles	15
An Overview of Thermal Methods Within the Analytical Framework of Cultural Heritage Studies	15
Application of ELISA in Cultural Heritage: Recent Advances and Challenges	15
Overview and Future Perspectives of Microfluidic Digital Recombinase Polymerase Amplification (dRPA)	14
Smartphone-Facilitated Mobile Colorimetric Probes for Rapid Monitoring of Chemical Contaminations in Food: Advances and Outlook	14
Exploring UV Spectroscopic Approaches for Alendronate Sodium Quantification in Pharmaceutical and Biological Samples	14
Recent Advances in Thiourea Based Colorimetric and Fluorescent Chemosensors for Detection of Anions and Neutral Analytes: A Review	14
A Review of Progress of Pretreatment and Analysis Methods for Insulinotropic Agents in Complex Matrices	14
CRISPR-Driven Biosensors: A New Frontier in Rapid and Accurate Disease Detection	13
Sialic Acids: Structural Diversity, Biological Roles, and Advances in Analytical Techniques	13
Therapeutic Potential of Indole Derivatives: Analytical Perspectives on Their Role in Drug Discovery	13
Factors Affecting the Extraction of (Poly)Phenols from Natural Resources Using Deep Eutectic Solvents Combined with Ultrasound-Assisted Extraction	13
Volatile Methylsiloxanes in Complex Samples: Recent Updates on Pretreatment and Analysis Methods	13
Application of Analytical Technologies in the Discrimination and Authentication of Herbs from Fritillaria: A Review	13
Progress of Pretreatment and Analysis Methods for Brucine and Strychnine: An Update Since 2013	13
A Comprehensive Review on the Excitation-Emission Matrix Fluorescence Spectroscopic Characterization of Petroleum-Containing Substances: Principles, Methods, and Applications	13
Recent Developments in the Sensitive Electrochemical Assay of Common Opioid Drugs	12
Aptamer-Functionalized Electrochemical Sensors for Trace Detection of Water Contaminants	12
Analytical Methods Developed for the Determination of Pantoprazole Sodium: Overview	12
Recent Advances in the Quantitative Determination of Protein Receptor–Ligand Interaction Kinetics	12
Risk Assessment, Detection and Control of Mutagenic Impurities in Pharmaceuticals: Emphasis on Nitrosamines	12
Application of Ternary Deep Eutectic Solvent in Liquid-Phase Microextraction Techniques	11
A Review of the Analysis of Phthalates by Gas Chromatography in Aqueous and Food Matrices	11
SERS Assays Based on Electrospun Nanofibers: Preparation and Analytical Applications	11
A Comprehensive Review on Biopolymer Mediated Nanomaterial Composites and Their Applications in Electrochemical Sensors	11
Recent Trends in Ibuprofen and Ketoprofen Electrochemical Quantification – A Review	11
Exploration of the Plant World: Application and Innovation of Plant-Wearable Sensors for Real-Time Detection	11
Enhancing Pharmaceutical Analysis with Analytical Quality by Design in UHPLC: A Review of Methodological Innovations (2014–2025)	11