OOIR: Observatory of International Research

Papers

(The H4-Index of TRAC-Trends in Analytical Chemistry is 83. 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 2022-06-01 to 2026-06-01.)

Article	Citations
Editorial Board	455
Editorial Board	293
Editorial	248
Unique role of molecular imaging probes for viral infection	205
Recent advances in metal–organic frameworks as emerging platforms for immunoassays	191
Toxicity mechanisms and alleviation strategies of micro/nanoplastics to animals: A review	185
High-throughput optical assays for sensing serine hydrolases in living systems and their applications	185
Optical biosensors utilising viral receptors ACE2 and ACE2 mimics	184
Detection and impact assessment of polylactic acid microplastics in aquatic and sediment systems: Advances in analytical techniques	182
High resolution single-cell transcriptomics towards precision profiling across multi-omics and spatial dimensions	181
Advancing cancer diagnosis through surface plasmon resonance detection of extracellular vesicles	171
Next-generation point-of-care diagnostics for cervical cancer: Integrating programmable biorecognition, nanomaterials, and artificial intelligence	165
CRISPR-Cas assisted diagnostics: A broad application biosensing approach	163
Micro- and nanoscale sensing of volatile organic compounds for early-stage cancer diagnosis	162
Advances and challenges in the selective extraction of low molecular weight carbohydrates using ionic liquids and deep eutectic solvents	159
Emergent analytical strategies and tools to track functional inorganic nanomaterials applied for sustainable agriculture	157
High-throughput mass spectrometry imaging of biological systems: Current approaches and future directions	145
Applications of nanomaterial-based chemiluminescence sensors in environmental analysis	144
Greenness of analytical methods for the study of metal-containing nanoparticles in biomedical samples, personal care products and food	135
Advance on the sample preparation and analytical methods for water disinfection byproducts	133
Applications of thread-based microfluidics: Approaches and options for detection	132
Microscale thermophoresis (MST) and spectral shift (SpS) in drug discovery	131
Microneedle wearables in advanced microsystems: Unlocking next-generation biosensing with AI	128
Recent developments and future perspectives of chiral liquid chromatography for food safety and quality	126
Molecularly imprinted polymer-modified carbon paste electrodes (MIP-CPE): A review on sensitive electrochemical sensors for pharmaceutical determinations	124

Advances in imaging techniques for real-time microbial visualization in wastewater treatment reactors: Challenges, applications, and process optimization	123
Synthesis strategies to bring molecularly imprinted polymers closer to applications	121
Recent advancements in biosensors for diagnosis of ovarian cancer: Analytical approaches	119
Recent advances in cell membrane-coated technology for drug discovery from natural products	119
Single-cell spatial (scs) omics: Recent developments in data analysis	118
Analytical and biomedical applications of microfluidics in traditional Chinese medicine research	118
Galectins detection for the diagnosis of chronic diseases: An emerging biosensor approach	114
Advancements in magnetic aptasensors: Recent progress and future trends in biosensor technology	114
Novel developments in capillary electrophoresis miniaturization, sampling, detection and portability: An overview of the last decade	113
Concomitant presence of nanosized plastics and metal(loid)s: is there cause for alarm? State-of-the-art and recommendations for future studies	110
From exogenous to endogenous: Advances in in vivo sampling in living systems	110
Advances in interferometric sensors for the detection of food contaminants	108
Nanofibers prepared from synthetic polymers and biopolymers as advanced extraction materials for sample preparation prior to liquid chromatography	106
On the road to automation: a comparative review on chemometric strategies for GC-MS data analysis	106
Compositions, sensing mechanisms, and analytical development of infinite coordination polymers in monitoring trace-level pollutants	106
3D printed microfluidics for cell biological applications	104
Multidimensional single-cell analysis: Diverse strategies and emerging applications in the life sciences	101
Design strategies and applications of responsive metal-based luminescence probes in the bioanalysis	101
Application of machine learning to improve the accuracy of electrochemical sensors: A review	100
CRISPR/Cas system for real-time water quality monitoring: Advances and challenges	100
Genetically encoded fluorescent neurotransmitter sensors: A new frontier in molecular diagnostics and real-time brain imaging	100
Single-molecule detection-based super-resolution imaging in single-cell analysis: Inspiring progress and future prospects	100
Playing with biological selectivity: Antimicrobial peptides and bacteriophages-based optical biosensors for pathogenic bacteria detection	96
Current issues and perspectives in nanosensors-based artificial olfactory systems for breath diagnostics and environmental exposure monitoring	96
Sustainable sorbents for dispersive solid-phase extraction in environmental analysis	96
Advances in optical devices for the detection of contaminants in food and water	96
A comprehensive review on ecological effects of microplastic pollution: An interaction with pollutants in the ecosystems and future perspectives	95
Electrochemical sensing of human hormones	95
Mapping micro(nano)plastics in various organ systems: Their emerging links to human diseases?	95
Hydroxyapatite-based composites as efficient sorbents: Fabrication and application in sample preparation techniques	94
Recent advances in ion mobility instrumentation for targeted analysis	94
Recent advances in flexible sensors: From sensing materials to detection modes	94
Advancements in detection techniques for per- and polyfluoroalkyl substances: A comprehensive review	92
Evolution in understandings of the design, optimization, and application of sorbent-based extraction devices	91
High-end ion mobility mass spectrometry: A current review of analytical capacity in omics applications and structural investigations	91
Molecular recognition-driven detection of β-Lactoglobulin: Mechanisms, progress and future prospects	90
Optical microscopic and spectroscopic detection of exosomes	90
Recent developments of small-molecule fluorescent probes for the detection of hydroxyl radical in biological systems	89
Trends in electrochemical nanosensors for the analysis of antioxidants	89
Recent advancements in polyaniline-based biosensors for diagnosis of cancers: A comprehensive review	89
Flow-based automated systems coupled with luminescence detection for non-metal determination: A comprehensive review from 2000 till present	88
Emerging single-cell microfluidic technology for microbiology	88
Smart materials as modifiers of capillary electromigration methods in bioanalysis	88
Hydrogel sorbent-based sample preparation processes as green alternatives for the extraction of organic contaminants followed by chromatographic analysis	88
Deciphering the research of Micro(nano)plastics: An in-depth bibliometric expedition into ecotoxicological impacts and research trends	87
The multipurpose application of resazurin in micro-analytical techniques: Trends from the microbial, catalysis and single molecule detection assays	87
Advancements of multiple template-based molecularly imprinted polymers (mt-MIPs) in deep eutectic solvents (DESs): Towards greener imprinting approaches	86
Direct RNA modification mapping: Technological advances, gaps, and emerging trends	86
Comprehensive approaches to expanding CRISPR biosensor applications beyond nucleic acid targets	86
Fluorogenic toolbox for visualizing protein aggregation: From designing principles to biological application	86

Cellulose immobilization strategies for paper-based immunoassays	85
Advancement in exosome isolation and label-free detection towards clinical diagnosis	85
State of the art and perspectives of improving antibody performance in food immunosensors	85
Novel sorptive extraction techniques in bioanalysis evaluated by Blue Applicability Grade Index: The paradigm of fabric phase sorptive extraction and capsule phase microextraction	85
Advances in analytical technologies detecting and characterizing noncovalent interactions for fragment-based drug discovery	84
Analytical performance of electrochemical surface-enhanced Raman spectroscopy: A critical review	84
Exhaled volatile organic compounds and respiratory disease: Recent progress and future outlook	83
Probing protein higher-order structures by native capillary electrophoresis-mass spectrometry	83
Ion mobility Mass Spectrometry for Glycomics: Challenges and Opportunities When Met with Artificial Intelligence	83