OOIR: Observatory of International Research

Papers

(The H4-Index of TRAC-Trends in Analytical Chemistry is 75. 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 2021-08-01 to 2025-08-01.)

Article	Citations
Editorial Board	694
Editorial	472
Editorial Board	287
Applications of thread-based microfluidics: Approaches and options for detection	214
Advance on the sample preparation and analytical methods for water disinfection byproducts	185
Toxicity mechanisms and alleviation strategies of micro/nanoplastics to animals: A review	155
Design strategies and applications of responsive metal-based luminescence probes in the bioanalysis	148
Unique role of molecular imaging probes for viral infection	144
Concomitant presence of nanosized plastics and metal(loid)s: is there cause for alarm? State-of-the-art and recommendations for future studies	143
Advances and challenges in the selective extraction of low molecular weight carbohydrates using ionic liquids and deep eutectic solvents	142
Advances in interferometric sensors for the detection of food contaminants	137
Recent advances in metal–organic frameworks as emerging platforms for immunoassays	135
Single-cell spatial (scs) omics: Recent developments in data analysis	132
From exogenous to endogenous: Advances in in vivo sampling in living systems	132
Mapping micro(nano)plastics in various organ systems: Their emerging links to human diseases?	132
Single-molecule detection-based super-resolution imaging in single-cell analysis: Inspiring progress and future prospects	126
Playing with biological selectivity: Antimicrobial peptides and bacteriophages-based optical biosensors for pathogenic bacteria detection	123
Multidimensional single-cell analysis: Diverse strategies and emerging applications in the life sciences	121
Advances in imaging techniques for real-time microbial visualization in wastewater treatment reactors: Challenges, applications, and process optimization	119
Hydroxyapatite-based composites as efficient sorbents: Fabrication and application in sample preparation techniques	119
Analytical and biomedical applications of microfluidics in traditional Chinese medicine research	117
Galectins detection for the diagnosis of chronic diseases: An emerging biosensor approach	115
Micro- and nanoscale sensing of volatile organic compounds for early-stage cancer diagnosis	115
Advances in optical devices for the detection of contaminants in food and water	113
Mass spectrometry based metabolomics of volume-restricted in-vivo brain samples: Actual status and the way forward	113

3D printed microfluidics for cell biological applications	111
High-throughput mass spectrometry imaging of biological systems: Current approaches and future directions	110
Novel developments in capillary electrophoresis miniaturization, sampling, detection and portability: An overview of the last decade	110
High-end ion mobility mass spectrometry: A current review of analytical capacity in omics applications and structural investigations	104
Optical biosensors utilising viral receptors ACE2 and ACE2 mimics	103
Recent advances in cell membrane-coated technology for drug discovery from natural products	100
Nanofibers prepared from synthetic polymers and biopolymers as advanced extraction materials for sample preparation prior to liquid chromatography	100
Molecularly imprinted polymer-modified carbon paste electrodes (MIP-CPE): A review on sensitive electrochemical sensors for pharmaceutical determinations	100
Advancements in detection techniques for per- and polyfluoroalkyl substances: A comprehensive review	99
A comprehensive review on ecological effects of microplastic pollution: An interaction with pollutants in the ecosystems and future perspectives	99
On-line supercritical fluid extraction-supercritical fluid chromatography (SFE-SFC) at a glance: A coupling story	99
Current issues and perspectives in nanosensors-based artificial olfactory systems for breath diagnostics and environmental exposure monitoring	98
Microneedle wearables in advanced microsystems: Unlocking next-generation biosensing with AI	98
Microscale thermophoresis (MST) and spectral shift (SpS) in drug discovery	98
Recent developments and future perspectives of chiral liquid chromatography for food safety and quality	97
Applications of nanomaterial-based chemiluminescence sensors in environmental analysis	97
Greenness of analytical methods for the study of metal-containing nanoparticles in biomedical samples, personal care products and food	96
CRISPR-Cas assisted diagnostics: A broad application biosensing approach	95
High-throughput optical assays for sensing serine hydrolases in living systems and their applications	94
Recent advances in flexible sensors: From sensing materials to detection modes	93
Recent advancements in biosensors for diagnosis of ovarian cancer: Analytical approaches	93
Advancements in magnetic aptasensors: Recent progress and future trends in biosensor technology	93
Deciphering the research of Micro(nano)plastics: An in-depth bibliometric expedition into ecotoxicological impacts and research trends	92
Electrochemical sensing of human hormones	92
A critical review of acrylamide green extraction and determination in food matrices: Current insights and future perspectives	89
Emerging single-cell microfluidic technology for microbiology	88
Bio-inspired approaches for explosives detection	88
Tracing per- and polyfluoroalkyl substances (PFASs) in the aquatic environment: Target analysis and beyond	87
Innovative nanozyme-based detection methods for biomarkers in interstitial fluid	87
Editorial Board	87
Microfluidics for chiral separation of biomolecules	86
Fluorogenic toolbox for visualizing protein aggregation: From designing principles to biological application	86
Liquid crystal-based biosensors as lab-on-chip tools: Promising for future on-site detection test kits	86
Comprehensive approaches to expanding CRISPR biosensor applications beyond nucleic acid targets	86
Analytical methods for biomonitoring organic chemical hazards in saliva: A systematic review	85
Recent chemical mixing devices for time-resolved serial femtosecond crystallography	85
Advances in analytical technologies detecting and characterizing noncovalent interactions for fragment-based drug discovery	84
Potential applications and challenges of novel ambient ionization mass spectrometric techniques in the emergency care for acute poisoning	84
Probing protein higher-order structures by native capillary electrophoresis-mass spectrometry	83
Exhaled volatile organic compounds and respiratory disease: Recent progress and future outlook	82
Merging microfluidics with luminescence immunoassays for urgent point-of-care diagnostics of COVID-19	82
Rediscovering similarity analysis of analytical signal: A not well-known mainstay of chemometrics	81
Recent advances in centrifugal microfluidic chip-based loop-mediated isothermal amplification	79
Advancement in exosome isolation and label-free detection towards clinical diagnosis	79
Recent advances in single-entity electrochemistry for metal nanoparticle, nanodroplet, and bio-entity analysis	78
The multipurpose application of resazurin in micro-analytical techniques: Trends from the microbial, catalysis and single molecule detection assays	78
Recent advances in electrochemical sensing of cocaine: A review	78
Novel sorptive extraction techniques in bioanalysis evaluated by Blue Applicability Grade Index: The paradigm of fabric phase sorptive extraction and capsule phase microextraction	77
Cellulose immobilization strategies for paper-based immunoassays	77
Fluorescent nanozymes: Emerging versatile materials advancing analytical chemistry	77

Boosting comprehensive two-dimensional chromatography with artificial intelligence: Application to food-omics	75
Recent developments of small-molecule fluorescent probes for the detection of hydroxyl radical in biological systems	75