OOIR: Observatory of International Research

Papers

(The H4-Index of TRAC-Trends in Analytical Chemistry is 77. 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 2021-10-01 to 2025-10-01.)

Article	Citations
Current issues and perspectives in nanosensors-based artificial olfactory systems for breath diagnostics and environmental exposure monitoring	765
Recent advances in cell membrane-coated technology for drug discovery from natural products	509
Editorial Board	317
Editorial Board	228
A comprehensive review on ecological effects of microplastic pollution: An interaction with pollutants in the ecosystems and future perspectives	189
High-throughput optical assays for sensing serine hydrolases in living systems and their applications	177
From exogenous to endogenous: Advances in in vivo sampling in living systems	156
3D printed microfluidics for cell biological applications	156
Editorial	152
Mass spectrometry based metabolomics of volume-restricted in-vivo brain samples: Actual status and the way forward	151
Micro- and nanoscale sensing of volatile organic compounds for early-stage cancer diagnosis	144
Molecularly imprinted polymer-modified carbon paste electrodes (MIP-CPE): A review on sensitive electrochemical sensors for pharmaceutical determinations	139
Applications of thread-based microfluidics: Approaches and options for detection	139
Recent advances in flexible sensors: From sensing materials to detection modes	139
Novel developments in capillary electrophoresis miniaturization, sampling, detection and portability: An overview of the last decade	138
On-line supercritical fluid extraction-supercritical fluid chromatography (SFE-SFC) at a glance: A coupling story	138
Concomitant presence of nanosized plastics and metal(loid)s: is there cause for alarm? State-of-the-art and recommendations for future studies	136
Unique role of molecular imaging probes for viral infection	131
Recent advances in metal–organic frameworks as emerging platforms for immunoassays	130
Advancements in magnetic aptasensors: Recent progress and future trends in biosensor technology	129
Single-molecule detection-based super-resolution imaging in single-cell analysis: Inspiring progress and future prospects	127
Playing with biological selectivity: Antimicrobial peptides and bacteriophages-based optical biosensors for pathogenic bacteria detection	124
Greenness of analytical methods for the study of metal-containing nanoparticles in biomedical samples, personal care products and food	123
Advances and challenges in the selective extraction of low molecular weight carbohydrates using ionic liquids and deep eutectic solvents	122
Design strategies and applications of responsive metal-based luminescence probes in the bioanalysis	120

High-throughput mass spectrometry imaging of biological systems: Current approaches and future directions	119
Mapping micro(nano)plastics in various organ systems: Their emerging links to human diseases?	118
Nanofibers prepared from synthetic polymers and biopolymers as advanced extraction materials for sample preparation prior to liquid chromatography	114
Hydroxyapatite-based composites as efficient sorbents: Fabrication and application in sample preparation techniques	112
Multidimensional single-cell analysis: Diverse strategies and emerging applications in the life sciences	112
On the road to automation: a comparative review on chemometric strategies for GC-MS data analysis	111
Advance on the sample preparation and analytical methods for water disinfection byproducts	110
Advances in imaging techniques for real-time microbial visualization in wastewater treatment reactors: Challenges, applications, and process optimization	109
Electrochemical sensing of human hormones	106
Advances in interferometric sensors for the detection of food contaminants	106
Microscale thermophoresis (MST) and spectral shift (SpS) in drug discovery	106
Advancing cancer diagnosis through surface plasmon resonance detection of extracellular vesicles	104
Optical biosensors utilising viral receptors ACE2 and ACE2 mimics	103
Recent developments and future perspectives of chiral liquid chromatography for food safety and quality	101
Advancements in detection techniques for per- and polyfluoroalkyl substances: A comprehensive review	100
Toxicity mechanisms and alleviation strategies of micro/nanoplastics to animals: A review	99
Recent advancements in biosensors for diagnosis of ovarian cancer: Analytical approaches	98
High-end ion mobility mass spectrometry: A current review of analytical capacity in omics applications and structural investigations	98
Microneedle wearables in advanced microsystems: Unlocking next-generation biosensing with AI	98
Advances in optical devices for the detection of contaminants in food and water	97
Galectins detection for the diagnosis of chronic diseases: An emerging biosensor approach	94
Analytical and biomedical applications of microfluidics in traditional Chinese medicine research	94
CRISPR-Cas assisted diagnostics: A broad application biosensing approach	94
Applications of nanomaterial-based chemiluminescence sensors in environmental analysis	92
Cellulose immobilization strategies for paper-based immunoassays	92
Recent developments in sample pretreatment techniques for the determination of fluoroquinolones in foods	92
Single-cell spatial (scs) omics: Recent developments in data analysis	92
Ion mobility Mass Spectrometry for Glycomics: Challenges and Opportunities When Met with Artificial Intelligence	92
Synergizing Machine Learning and fluorescent biomolecules: A new era in sensing platforms	91
Neonatal point-of-care testing	90
Exhaled volatile organic compounds and respiratory disease: Recent progress and future outlook	90
Machine learning-assisted carbon dots synthesis and analysis: State of the art and future directions	88
Advances in protein sequencing: Techniques, challenges and prospects	87
Rediscovering similarity analysis of analytical signal: A not well-known mainstay of chemometrics	85
Smart materials as modifiers of capillary electromigration methods in bioanalysis	85
Innovative nanozyme-based detection methods for biomarkers in interstitial fluid	85
Merging microfluidics with luminescence immunoassays for urgent point-of-care diagnostics of COVID-19	84
Hydrogel sorbent-based sample preparation processes as green alternatives for the extraction of organic contaminants followed by chromatographic analysis	84
Recent advances in centrifugal microfluidic chip-based loop-mediated isothermal amplification	83
Microfluidics for chiral separation of biomolecules	83
Potential applications and challenges of novel ambient ionization mass spectrometric techniques in the emergency care for acute poisoning	83
Optical microscopic and spectroscopic detection of exosomes	83
Probing protein higher-order structures by native capillary electrophoresis-mass spectrometry	82
Nanomaterial-based chemiluminescence systems for tracing of reactive oxygen species in biosensors	82
Trends in electrochemical nanosensors for the analysis of antioxidants	81
Advances in analytical technologies detecting and characterizing noncovalent interactions for fragment-based drug discovery	81
Editorial Board	81
Boosting comprehensive two-dimensional chromatography with artificial intelligence: Application to food-omics	80
Analytical methods for biomonitoring organic chemical hazards in saliva: A systematic review	79
Recent advances towards the use of deep eutectic solvents and cyclodextrins in the extraction of food contaminants: From traditional sample pretreatment techniques to green microextraction and beyond	79

Recent advances in electrochemical sensing of cocaine: A review	78
A critical review of acrylamide green extraction and determination in food matrices: Current insights and future perspectives	77