Rosa M. Alonso | Analytical Chemistry | Editorial Board Member

Prof. Rosa M. Alonso | Analytical Chemistry | Editorial Board Member

Professor | University of the Basque Country (UPV/EHU) | Spain

Professor Rosa M. Alonso is an accomplished analytical chemist at the University of the Basque Country (UPV/EHU), where she has served as a faculty member and has led the FARMARTEM research group. Under her leadership, FARMARTEM has been recognized as a consolidated research group by both UPV/EHU and the Basque Government, and forms part of the multidisciplinary Teaching and Research Unit (UFI 11/23) “New Technologies in Chemistry and Pharmacology Applied to Health.” Her research is dedicated to the development of advanced analytical methodologies across metabolomics, pharmaceutical analysis, environmental chemistry, and the conservation and dating of cultural heritage materials. Her group specializes in separation science, with particular emphasis on liquid and gas chromatography coupled to mass spectrometry, complemented by innovative sample preparation procedures tailored for complex matrices such as biological fluids, environmental samples, and historical documents. Professor Alonso has authored 190 scientific articles, more than half in top-quartile journals within analytical chemistry, and has delivered 190 conference presentations, including invited lectures. She has participated in 59 competitive research projects, leading 40 of them, alongside numerous industry collaborations and equipment acquisition initiatives. Professor Alonso also contributes extensively to the scientific community as a reviewer, member of the advisory boards of Current Chromatography and Separations, and evaluator for ANEP. Her excellence in teaching is evidenced by outstanding DOCENTIAZ evaluations and long-standing contributions to undergraduate, postgraduate, and international mobility programs.

Profile : Scopus 

Featured Publications

Elejalde, E., Alonso, R. M., Villarán, M. C., Díez-Gutiérrez, L., Chávarri, M., & López-de-Armentia, I. (2025). Exploring the bioavailability of red grape skin extract polyphenols: A Caco-2 cell model study. Foods, 14(13), 2253.

de la Hera, O., & Alonso, R. M. (2025). Contribution of gas chromatography–mass spectrometry (GC–MS) to the volatile organic compound profile of Vespa velutina nigrithorax larvae. Chemosensors, 13(5), 175.

de la Hera, O., Quintanilla-Casas, B., Bro, R., Fañanas, R., & Alonso, R. M. (2024). Volatile organic compound profile for the search of rejection markers in protein baits used as Vespa velutina control method. Microchemical Journal, 207, 111685.

de la Hera, O., Izaguirre, A., Rivas, A., & Alonso, R. M. (2024). QuEChERS-based method for the determination of fipronil in protein baits and Vespa velutina larvae by HPLC-DAD and GC-MS. Separations, 11(11), 317.

Hua Zhang | Analytical Chemistry | Best Researcher Award

Prof. Dr. Hua Zhang | Analytical Chemistry | Best Researcher Award

Professor | Henan Normal University | China

Professor Zhang Hua is a distinguished scholar in the fields of functional dye molecular engineering, biosensing, and advanced fluorescence technologies. With a Ph.D. from Dalian University of Technology, she has established a strong scientific presence through innovative research that bridges chemistry, materials science, and biomedicine. As a recipient of the National Excellent Young Scientist Fund and a recognized Henan Province Expert, Professor Zhang leads a university-level scientific innovation team focused on developing high-performance fluorescent dyes and imaging tools for disease diagnosis and molecular detection. Her research has significantly advanced the design and functional tuning of organic dyes for two-photon fluorescence applications, enabling highly sensitive and specific detection of key biomolecules such as nucleic acids, enzymes, and proteins. These technologies have been successfully applied to single-cell analysis, high-resolution bioimaging, and early-stage diagnostics. Professor Zhang has also driven the development of dye-based technologies that support industrial product validation, exemplified by contributions that helped a commercial product meet stringent EU REACH certification standards. Her growing portfolio of nine granted Chinese invention patents and 78 SCI-indexed publications, supported by an H-index of 27 and more than 2,669 citations, reflects her significant scholarly influence. She has completed multiple projects funded by the National Natural Science Foundation of China and is actively engaged in ongoing national-level research. Her memberships in key professional committees highlight her leadership in China’s analytical chemistry and biosensing communities. Professor Zhang’s work continues to accelerate innovation at the chemistry–biology interface, driving forward technologies that impact both scientific research and real-world biomedical applications.

Profiles : Scopus | ORCID

Featured Publications

Yang, Y. T., Liu, Y., …, & Zhang, H. (2025). H2S-activated Type-I photochemical probe: Fluorescent self-reporting for real-time monitoring of tumor ablation. Analytical Chemistry, 97(42), 23467–23476.

Han, J. N., Yang, M., …, & Zhang, H. (2025). Light-driven ESIPT-based anthraquinone analogues for synergistic fluorescent self-reporting and photodynamic therapy of malignant tumors. Journal of Medicinal Chemistry, 68(19), 20814–20826.

Liu, J., Liu, Y., Zhi, S., Yang, Y., Kim, H., Wu, D., Wang, G., James, T. D., Yoon, J., & Zhang, H. (2025). A nanotherapeutic agent for synergistic tumor therapy: Co-activation of photochemical-biological effects. Angewandte Chemie International Edition.

Niu, H. Y., Wang, S. N., …, & Zhang, H. (2025). Naphthalimide-based Type-I nano-photosensitizers for enhanced antitumor photodynamic therapy: H₂S synergistically regulates PeT and self-assembly. Angewandte Chemie International Edition. (Early Access).

Lv, C., Li, Z., Liu, W., Yang, M., Zhang, H., Fan, J., & Peng, X. (2025). An activatable chemiluminescent self-reporting sulfur dioxide donor for inflammatory response and regulation of gaseous vasodilation. ACS Sensors.

Andrea Carpentieri | Analytical Chemistry | Best Researcher Award

Prof. Andrea Carpentieri | Analytical Chemistry | Best Researcher Award

Professor | Department of Chemical Sciences Federico II, Naples IT | Italy

Prof. Andrea Carpentieri is an accomplished biochemist whose research career spans advanced biomolecular analysis, structural proteomics, and the application of biochemical methodologies to cultural heritage. Trained at the University of Naples “Federico II,” where he specialized in Biological Chemistry, his early work focused on the structural characterization of proteins, including the analysis of recombinant enzymes and the investigation of post-translational modifications such as glycosylation and phosphorylation. Through extensive experience in mass spectrometry including ESI-MS, MALDI-TOF, FT-ICR, and multidimensional chromatography. Prof. Carpentieri developed integrated strategies that combine classical biochemical techniques with cutting-edge MS/MS procedures for detailed molecular mapping. His doctoral and postdoctoral research expanded into functional proteomics, emphasizing protein–protein interactions, differential protein expression, and the identification of biomolecular changes associated with physiological and pathological processes, including apoptosis. A significant part of his international experience was gained at Boston University School of Medicine, where he investigated uncommon post-translational modifications in human protozoan parasites, particularly focusing on O-phosphoglycosylation in Entamoeba species, with implications for diagnostics and immunology. In recent years, Prof. Carpentieri has emerged as a leading figure in the field of biochemical applications for cultural heritage. His research employs high-resolution mass spectrometry to analyze biomolecules polysaccharides, lipids, proteins, and metabolites extracted from ancient artifacts, enabling the identification of original artistic materials, degradation products, and historical production techniques. These analytical insights support archaeometric investigations and inform conservation and restoration practices. Furthermore, he has contributed to the development of environmentally sustainable chemical formulations, including biocompatible adhesives, biocides, and solvents tailored for the preservation of artworks and historical objects. His interdisciplinary work bridges chemistry, archaeology, materials science, and conservation, enhanced by collaborations with Princeton University, the Courtauld Institute of Art, and several Italian cultural institutions. Through his scientific, educational, and outreach activities, Prof. Carpentieri has significantly advanced both biochemical knowledge and the protection of cultural heritage at national and international levels.

Profiles : Scopus | ORCID | Google Scholar

Featured Publications

Melchiorre, M., Melchiorre, C., Moracci, M., Somma, P. I., Markiewicz, M., Stolte, S., Cerruti, P., Ruffo, F., & Carpentieri, A. (2025). Lactic acid-based compounds as green alternative solvents for cultural heritage: Application on canvas painting restoration. Journal of Cultural Heritage. Advance online publication.

Lemos, R., Pérez-Badell, Y., De Nisco, M., Cimmino, G., Gonzalez, C., Carpentieri, A., Pacifico, S., Suárez, M., & Pedatella, S. (2025). A fullerene-based selenosugar ball. European Journal of Organic Chemistry. Advance online publication.

Lemos, R., Pérez-Badell, Y., De Nisco, M., Carpentieri, A., Suárez, M., & Pedatella, S. (2024). Organic chimeras based on selenosugars, steroids, and fullerenes as potential inhibitors of the β-amyloid peptide aggregation. ChemPlusChem, 90(3), e202400404.

Amato, L., De Rosa, C., Omodei, D., Tufano, C. C., Buono, R., Tuccillo, C., Roviello, G. N., Spinelli, M., Fontanarosa, C., Papaccio, F., Camerlingo, R., Morgillo, F., Carpentieri, A., Amoresano, A., Tirino, V., Iommelli, F., Corte, C. M. D., Del Vecchio, S., & De Rosa, V. (2025). Synergistic effects of oncogene inhibition and pyruvate dehydrogenase kinase blockade in resistant NSCLC cells. Biochimica et Biophysica Acta (BBA) – Molecular Basis of Disease, 1871, 168014.

Cipolletta, B., Morelli, M., Perlingieri, C., Somma, P. I., Amoresano, A., Marino, G., & Carpentieri, A. (2024). Molecular characterization of adhesives (glue lining pastes) used in restoration. Analytical Chemistry, 96(42), 16551–16560.

 

Junhyun Choi | Analytical Chemistry | Best Researcher Award

Dr. Junhyun Choi | Analytical Chemistry | Best Researcher Award

Korea Institute of Geoscience and Mineral Resources, South Korea

👨‍🎓Profiles

🎓 Early Academic Pursuits

Dr. Junhyun Choi embarked on his scientific journey with a strong foundation in environmental geoscience and engineering. His academic curiosity and innovative mindset were evident early on, as showcased by his award-winning project at the 4th Capstone-Design Fair in December 2010, where he proposed a sustainable solution titled “A driveway of bicycle using mine tailings.” This creative approach to reusing mining waste highlighted his dedication to environmental sustainability and practical engineering solutions.

🧪 Professional Endeavors and Research Focus

Currently affiliated with the Korea Institute of Geoscience and Mineral Resources (KIGAM), Dr. Choi has centered his research on colloid transport, nanoparticle retention, and environmental nanotechnology. His work particularly focuses on the interaction of engineered nanoparticles within saturated porous media, contributing significantly to understanding subsurface contaminant transport. His expertise bridges environmental geochemistry and geotechnical engineering, with projects that delve into ionic strength, porosity, and concurrent aggregation effects on colloid behavior in groundwater systems.

🏅 Contributions and Recognitions

Dr. Choi’s research excellence has been consistently recognized throughout his academic career. In April 2011, he received the KoSSGE Excellent Poster Award for his work on “Contribution of porosity and ionic strength to the fate and transport of colloids.” He repeated this distinction in April 2012, presenting another award-winning poster titled “Enhanced retention of zinc oxide nanoparticles via concurrent aggregation.” These achievements reflect his strong capabilities in communicating complex ideas through research dissemination. Moreover, in June 2014, he was selected for the prestigious Global Ph.D. Fellowship Program, funded by the National Research Foundation (NRF) and the Ministry of Education, Korea — a competitive recognition of academic promise and potential.

📊 Technical Skills and Instrumentation Expertise

Dr. Choi possesses advanced proficiency in a diverse array of analytical and surface characterization instruments, which are central to his research in colloid and nanoparticle behavior. He is skilled in operating the Particle Size Analyzer (AccuSizer 780) for assessing particle distributions, and the Zeta Potential Analyzer (ELS-Z) for evaluating surface charge and colloidal stability. His expertise extends to measuring surface properties using the Surface Tension Meter (DST-60) and Contact Angle Goniometer (Phoenix 150). For optical characterization, he frequently employs the UV-Vis Spectrophotometer (UV-3300). Additionally, he utilizes the Quartz Crystal Microbalance with Dissipation (QCM-D) for real-time monitoring of mass and viscoelastic changes at surfaces, and conducts precise titrations with the Potentiometric Titrator (905 Titrando). These instruments collectively support his in-depth investigation into surface interactions, colloid retention, and nanomaterial behavior in environmental systems.

📚 Academic Influence and Citation Impact

While specific citation data is not provided here, Dr. Choi’s body of work has contributed to niche but vital areas in environmental science and geochemical engineering. His studies offer actionable insights for developing sustainable waste reuse technologies and enhancing groundwater protection strategies through advanced nanoparticle management. His recognition by both academic societies (KoSSGE) and national funding agencies highlights the broader impact of his findings in Korea’s environmental research community.

👨‍🏫 Teaching Experience and Mentorship

Although detailed teaching records are not listed, Dr. Choi’s academic trajectory and fellowship involvement suggest active engagement in mentoring junior researchers and possibly instructing within research groups. His ability to articulate complex transport phenomena and nanoparticle behaviors demonstrates a capacity for effective knowledge transfer, vital for nurturing the next generation of environmental scientists.

🌏 Legacy and Future Contributions

Dr. Choi’s ongoing work at KIGAM is expected to play a pivotal role in advancing environmentally safe nanotechnology applications. His emphasis on colloid retention mechanisms in porous media holds implications not only for contaminant hydrology but also for remediation engineering, waste recycling, and groundwater safety. By continuing to integrate experimental insight with analytical precision, Dr. Choi stands to leave a meaningful legacy in sustainable geoscience and environmental risk mitigation.

📖Notable Publications

  • A review of malachite flotation: Advanced reagents and sustainable practice
    Journal: Minerals Engineering
    Year: 2025
    Authors: Choi, J.

  • A review of rare earth elements recovery from bastnaesite ore: From beneficiation to metallurgical processing
    Journal: Journal of Sustainable Metallurgy
    Year: 2025
    Authors: Kim, J., Choi, J., Lee, S.

  • Effects of alkaline extraction on behavior of rare earth elements in coal ashes
    Journal: Environmental Science and Pollution Research
    Year: 2024
    Authors: Kim, G.M., Park, S., Choi, J., Park, S., Kim, J.

  • Advancements in lithium-ion battery recycling technologies: Exploring module-scale crushing and air separation techniques
    Journal: Physicochemical Problems of Mineral Processing
    Year: 2024
    Authors: Choi, J., Lee, K., Kim, K., Lee, H.

  • Influence of pH and ionic strength on the floc-magnetic separation: Selective flocculation of fine iron ore
    Journal: Results in Engineering
    Year: 2023
    Authors: Choi, J., Kim, S.B.

 

Priti Purohit | Analytical Chemistry | Best Researcher Award

Prof. Dr. Priti Purohit | Analytical Chemistry | Best Researcher Award

K. B. Institute of Pharmaceutical Education and Research, India

👨‍🎓Profiles

🎓 Early Academic Pursuits

Prof. Dr. Priti P. Purohit embarked on her academic journey in pharmaceutical sciences with a Bachelor of Pharmacy (B.Pharm.) from Saurashtra University, Rajkot, Gujarat. Her strong foundational training led her to pursue a Master of Pharmacy (M.Pharm.) at the renowned Maharaja Sayajirao University of Baroda, Gujarat. Driven by a keen interest in pharmaceutical chemistry, she further advanced her academic credentials with a Ph.D. from Hemchandracharya North Gujarat University, Patan, Gujarat, where she deepened her expertise in analytical and bioanalytical chemistry.

🧪 Professional Endeavors

Dr. Purohit began her professional academic career over two decades ago, initially contributing as a lecturer in various pharmacy colleges. In November 2002, she joined K. B. Institute of Pharmaceutical Education and Research (KBIPER) and has been a vital part of the institution ever since. Rising through the ranks, she now serves as Professor and Head of the Department of Pharmaceutical Chemistry, where she blends administrative leadership with academic excellence.

🔬 Contributions and Research Focus

Prof. Dr. Purohit is widely recognized for her impactful research in analytical and bioanalytical method development for synthetic and herbal drug molecules. Her work includes validation of pharmaceutical compounds, pharmacokinetic studies of herbal medicines, and exploration of novel bioanalytical techniques. Her research has attracted funding and accolades from prominent bodies such as GUJCOST (Gujarat Council on Science and Technology) and AICTE (All India Council for Technical Education). She has also been awarded a Career Award for Young Teachers, which speaks volumes about her contributions to pharmaceutical research at an early stage in her career.

🌍 Impact and Influence

Dr. Purohit’s research has made a significant impact in the domain of pharmaceutical sciences, particularly in improving the quality and reliability of drug analysis for both modern and traditional medicines. Her work bridges the gap between allopathic and herbal systems by applying rigorous scientific methodologies to validate herbal pharmacokinetics and bioavailability. She has actively shaped pharmaceutical education and research standards in Gujarat and India at large, serving as a Ph.D. guide under Gujarat Technological University (GTU) and Kadi Sarva Vishwavidyalaya (KSV), successfully mentoring five doctoral candidates to completion.

📚 Academic Citations and Recognitions

With multiple government-funded research projects, Dr. Purohit’s scholarly output has earned her recognition in the academic community. Her publications in peer-reviewed journals have added valuable knowledge in pharmaceutical analysis and drug monitoring, contributing to the growth of evidence-based practice in both allopathic and herbal medicine sectors.

🛠️ Technical Skills

Prof. Dr. Purohit has deep technical expertise in chromatographic techniques (HPLC, LC-MS), spectroscopy, bioanalytical method validation, and pharmacokinetic analysis. Her command over both traditional and modern instrumentation enables her to lead cutting-edge experimental research in drug development and validation.

👩‍🏫 Teaching Experience

An enthusiastic educator, Dr. Purohit is involved in teaching both undergraduate and postgraduate pharmacy students. Her courses are deeply rooted in practical relevance and current pharmaceutical standards, preparing students to excel in industry and research settings. Her active participation in college and university-level administrative committees underscores her dedication to academic governance and educational excellence.

🌟 Legacy and Future Contributions

With over two decades of dedicated service in pharmaceutical education and research, Prof. Dr. Purohit continues to be a guiding force at KBIPER. Her leadership in pharmaceutical chemistry has left an enduring legacy through the students she has mentored, the projects she has led, and the standards she has helped establish. Looking forward, she is committed to advancing the integration of herbal pharmacology into mainstream science, enhancing global acceptance of Indian traditional medicine systems through validated research.

📖Notable Publications

  • Spectrophotometric analysis of amlodipine besylate in bulk and in tablet dosage forms
    Authors: K. Gohil, P. Trivedi, K.I. Molvi
    Journal: Indian Journal of Pharmaceutical Sciences
    Year: 2005

  • A validated quantitative thin-layer chromatographic method for estimation of diosgenin in various plant samples, extract, and market formulation
    Authors: P.D. Trivedi, K. Pundarikakshudu, S. Rathnam, K.S. Shah
    Journal: Journal of AOAC International
    Year: 2007

  • Laparoscopic kidney transplantation: an initial experience
    Authors: P. Modi, J. Rizvi, B. Pal, R. Bharadwaj, P. Trivedi, A. Trivedi, K. Patel, K. Shah, …
    Journal: American Journal of Transplantation
    Year: 2011

  • Spectrophotometric method for the estimation of total alkaloids in the Tinospora cordifolia M. and its herbal formulations
    Authors: P.D.T., Rajendra K. Patel, Jigar B. Patel
    Journal: International Journal of Pharmacy and Pharmaceutical Sciences
    Year: 2015

  • Novel TLC Densitometric Method for Quantification of Solasodine in Various Solanum Species, Market Samples and Formulations
    Authors: P. Trivedi, K. Pundarikakshudu
    Journal: Chromatographia
    Year: 2007

Md Ahasan Ahamed | Analytical Chemistry | Analytical Chemistry Award

Mr. Md Ahasan Ahamed | Analytical Chemistry | Analytical Chemistry Award

Bangladesh University of Textiles, Bangladesh

👨‍🎓Profiles

📘 Early Academic Pursuits

The academic journey began with a B.Sc. in Mechanical Engineering from Bangladesh University of Engineering and Technology (BUET) in 2014. During this phase, research was conducted on electricity generation from compression of speed breakers, demonstrating an early interest in applied engineering solutions. Further academic advancement led to a M.S. in Mechanical Design and Production Engineering from Konkuk University, South Korea (2020-2022), where the research focused on developing a pre-programmed microdroplet generator for controlling chemical concentrations. Currently, pursuing a Ph.D. in Electrical Engineering at Pennsylvania State University (2022-2026), integrating Recombinase Polymerase Amplification (RPA) with nanopore sensing for point-of-care disease detection.

🏆 Professional Endeavors

With over six years of teaching and research experience, the professional journey includes roles as Lecturer and Assistant Professor at Bangladesh University of Textiles (BUTEX) and BGMEA University of Fashion & Technology (BUFT) from 2014 to 2020. Transitioning into the research domain, positions were held as a Graduate Research Assistant at Konkuk University (2020-2022) and Pennsylvania State University (2022-Present). Recently, appointed as a Visiting Scholar at Indiana University, Bloomington (2025-Present), further broadening the academic and research exposure.

🔬 Contributions and Research Focus

A strong research background in point-of-care (POC) devices, disease diagnosis, and sensor technology has led to significant contributions in designing microfluidic devices and nanopore sensors. Proficiency in biochemical reaction methodologies, including Polymerase Chain Reaction (PCR), Recombinase Polymerase Amplification (RPA), Loop-mediated Isothermal Amplification (LAMP), and CRISPR/Cas12, has played a crucial role in developing diagnostic tools for infectious diseases like Monkeypox, SARS-COVID, Cowpox, and HIV.

🌍 Impact and Influence

The research has had a profound impact on healthcare and diagnostic technologies, especially in early detection methods for infectious diseases. The work in integrating machine learning algorithms with sensor-based diagnostics has pushed the boundaries of automation and accuracy in medical testing. The interdisciplinary nature of the research—bridging mechanical design, electrical engineering, and biotechnology—positions it as a key contributor to next-generation disease detection systems.

📊 Academic Citations & Publications

With a growing influence in the academic world, the research work has been recognized with 67 citations, 18 published papers, and 6 conference and poster presentations. The continuous contribution to high-impact journals and international conferences highlights the commitment to advancing knowledge in biomedical engineering and sensor technology.

🛠️ Technical Skills

Expertise spans across instrumentation, fabrication, and analysis, including hands-on experience with: 3D Printing: Asiga UV Max X43, Ultimaker 3.0, Laser Systems: Universal Laser Systems, Microscopy: Optical Microscopes, Nikon Ti U Inverted Camera, pco.edge 5.5, Sensors & Electronics: Pressure Sensors (PX-309 series, Eve flow series), Axopatch 200b, Molecular Diagnostic Tools: Thermal Cycler (BIORAD T100), Plasma Treatment Machines, Software & Programming: MATLAB, Python, and Machine Learning Algorithms.

🎓 Teaching Experience

With over six years of teaching experience, expertise has been shared in Mechanical Engineering, Engineering Drawing, Machine Design, MATLAB, and Python programming with undergraduate students. The ability to bridge theoretical knowledge with hands-on applications has benefited students in engineering and research domains.

🌱 Legacy and Future Contributions

Looking ahead, the focus remains on developing innovative diagnostic devices that are cost-effective, rapid, and highly accurate for real-world applications. The integration of machine learning with nanopore sensors will continue to be a significant area of exploration. Additionally, mentoring future researchers and students in interdisciplinary fields will be an integral part of academic and professional contributions.

📖Notable Publications

Sensitive and specific CRISPR-Cas12a assisted nanopore with RPA for Monkeypox detection
Authors: MA Ahamed, MAU Khalid, M Dong, AJ Politza, Z Zhang, A Kshirsagar, ...
Journal: Biosensors and Bioelectronics 246, 115866
Year: 2024

Electricity generation from speed breaker by air compression method using wells turbine
Authors: MA Ahamed, MI Reza, M Al-Amin
Journal: Journal of Advanced Engineering and Computation 4 (2), 140-148
Year: 2020

Pre-programmed microdroplet generator to control wide-ranging chemical concentrations
Authors: MA Ahamed, G Kim, Z Li, SJ Kim
Journal: Analytica Chimica Acta 1236, 340587
Year: 2022

Functionalized Cellulose for Textile Organic Pollutant Treatment: a Comprehensive Review
Authors: MM Rashid, N Abir, SAB Kamal, M Al-Amin, MA Ahamed, MT Islam, ...
Journal: Water Conservation Science and Engineering 9 (11)
Year: 2024

A Portable Centrifuge for Universal Nucleic Acid Extraction at the Point-of-Care
Authors: AJ Politza, T Liu, A Kshirsagar, M Dong, MA Ahamed, W Guan
Journal: Available at SSRN 4781228
Year: 2024