Stella Girousi | Analytical Chemistry | Analytical Chemistry Award-1884

Prof. Dr. Stella Girousi | Analytical Chemistry | Analytical Chemistry Award

Aristotle University of Thessaloniki, Greece

๐Ÿ‘จโ€๐ŸŽ“Profiles

๐ŸŽ“ Academic and Professional Background

Prof. Dr. Girousi Stella is a distinguished researcher in Analytical Chemistry, currently based at the Analytical Chemistry Laboratory, Chemistry Department, Aristotle University of Thessaloniki, Greece. With extensive experience in electroanalytical methods, biosensor development, and chemical analysis, she has made significant contributions to biomedical, environmental, and food sample analysis.

๐Ÿ”ฌ Research Activity and Interests

Prof. Dr. Stella specializes in developing and applying electroanalytical methods for detecting and analyzing biological, environmental, and food samples, with a particular focus on genotoxic compounds and pharmacologically active substances. Her research encompasses electrochemical biosensors and DNA analysis, including the development of enzymic and electrochemical DNA biosensors for studying drug-DNA interactions, DNA methylation detection, and epigenetic control. She also explores the application of screen-printing technology and nanomaterials to innovate biosensor designs. In the field of voltammetric determination of metals, she utilizes mercury, carbon, and bismuth thin-film electrodes to develop analytical methods for metal ion detection. Additionally, she works on the chemical modification of electrode surfaces with metallic nanoparticles and advanced carbon materials to enhance sensitivity in electrochemical sensing applications. Her research also extends to the study of coordination compounds of biological concern, employing electroanalytical techniques to investigate biological and pharmacological interactions

๐Ÿ† Impact and Contributions

Prof. Dr. Stella has been at the forefront of electrochemical sensor technology, contributing to environmental monitoring, biomedical diagnostics, and pharmaceutical analysis. Her research has advanced the detection of trace biomolecules, pollutants, and therapeutic compounds, fostering new methodologies in chemical analysis and biosensing technologies.

Her work has influenced:
๐Ÿ”ฌ Biomedical diagnostics โ€“ Enhancing biosensor technology for disease detection and genetic analysis.
๐ŸŒ Environmental sustainability โ€“ Developing sensitive detection methods for toxic metals and pollutants.
๐Ÿ’Š Pharmaceutical research โ€“ Investigating drug interactions with biomolecules for better therapeutic applications.

๐Ÿ“š Publications and Research Recognition

Prof. Dr. Stellaโ€™s research has been widely cited in scientific literature, with numerous contributions to high-impact journals. Her Scopus and ORCID profiles highlight her extensive work in analytical and electrochemical chemistry, reinforcing her position as a leading researcher in electroanalytical science.

๐Ÿ› ๏ธ Technical Expertise

๐Ÿ”น Electroanalytical Methods (Voltammetry, Potentiometry, Impedance Spectroscopy)
๐Ÿ”น Biosensor Development (DNA, Enzymic, and Electrochemical Sensors)
๐Ÿ”น Nanomaterials & Screen-Printed Electrodes for Analytical Applications
๐Ÿ”น Metal Ion Detection using Mercury & Bismuth Thin-Film Electrodes
๐Ÿ”น Coordination Chemistry & Epigenetic Studies via Electrochemical Methods

๐ŸŽ“ Teaching and Mentorship

As a leading academic, Prof. Dr. Stella has mentored numerous students and researchers, guiding them in advanced electrochemistry, biosensor technology, and chemical analysis techniques. Her expertise has helped shape the next generation of analytical chemists, bridging the gap between scientific research and real-world applications.

๐Ÿ”ฎ Future Contributions and Research Vision

Looking ahead, Prof. Dr. Stella aims to:
๐ŸŒฑ Expand biosensor applications in early disease detection and precision medicine.
๐Ÿ”ฌ Develop next-generation nanomaterials for enhanced sensing capabilities.
โ™ป๏ธ Advance sustainable chemical analysis methods to address environmental challenges.
๐Ÿ“˜ Collaborate internationally to drive innovation in electrochemical sensing and biomolecular diagnostics.

๐Ÿ“–Notable Publications

Study of interactions between DNA-ethidium bromide (EB) and DNA-acridine orange (AO), in solution, using hanging mercury drop electrode (HMDE)

Authors: IC Gherghi, ST Girousi, AN Voulgaropoulos, R Tzimou-Tsitouridou

Journal: Talanta

Year: 2003

pH: Principles and measurement

Authors: S Karastogianni, S Girousi, S Sotiropoulos

Journal: Encyclopedia of Food and Health

Year: 2016

Determination of Cd, Co, Cr, Cu, Fe, Ni and Pb in milk, cheese, and chocolate

Authors: I Karadjova, S Girousi, E Iliadou, I Stratis

Journal: Microchimica Acta

Year: 2000

Sensitive detection of cyclophosphamide using DNA-modified carbon paste, pencil graphite and hanging mercury drop electrodes

Authors: P Palaska, E Aritzoglou, S Girousi

Journal: Talanta

Year: 2007

An Electrochemical Sensor Based on Reduced Graphene Oxide, Gold Nanoparticles and Molecular Imprinted Overโ€oxidized Polypyrrole for Amoxicillin Determination

Authors: H Essousi, H Barhoumi, S Karastogianni, ST Girousi

Journal: Electroanalysis

Year: 2020

Ivan Yu. Sakharov | Analytical Chemistry | Best Researcher Award

Dr. Ivan Yu. Sakharov | Analytical Chemistry | Best Researcher Award

Lomonosov Moscow State University, Russia

๐Ÿ‘จโ€๐ŸŽ“Profiles

๐Ÿ›๏ธ Early Academic Pursuits

Ivan Yu. Sakharov began his academic journey at Lomonosov Moscow State University (LMSU), where he earned his M.Sc. in Chemical and Enzyme Kinetics in 1976. His keen interest in chemical kinetics and catalysis led him to pursue postgraduate studies, working as a senior assistant, engineer, and junior scientist at LMSU between 1976 and 1982. He was awarded a Ph.D. in Chemical Kinetics and Catalysis in 1982, setting the stage for a distinguished career in bioanalytical chemistry and biotechnology.

๐Ÿข Professional Endeavors

Dr. Sakharov’s professional journey spans multiple prestigious institutions and international collaborations. After completing his Ph.D., he worked as a Junior Scientist at the USSR Research Cardiology Center (1982-1984). His career progressed as he became a Senior Scientist and later Head of the Protein Chemistry Division at the Laboratory of Biologically Active Substances of Hydrobionts (1984-1987). By 1992, he had earned his D.Sc. in Biotechnology, solidifying his expertise in enzyme applications. His international experience includes serving as an Associate Professor at the Industrial University of Santander, Colombia (1994-1999), and as a Full Professor at the Russian Economic Academy (2001-2011). Since 1991, he has held senior positions at LMSU, where he currently serves as Chief Scientist.

๐Ÿ”ฌ Research Focus and Innovations

Dr. Sakharov has dedicated his research to bioanalytical chemistry, with a strong focus on nucleic acid detection, chemiluminescent sensing systems, and peroxidase-catalyzed chemiluminescence. His studies in enzyme isolation and application have led to breakthroughs in medical diagnostics and bioanalytical technologies. His ongoing research has developed highly sensitive chemiluminescent assays for detecting microRNA in cancer cells, paving the way for advancements in early cancer detection and personalized medicine.

๐ŸŒ Impact and Influence

With a research career spanning over four decades, Dr. Sakharov has significantly influenced bioanalytical chemistry. His work on enzyme-based biosensors and chemiluminescent detection systems has been recognized globally. He has successfully completed 26 research projects, with one still ongoing, and has published 189 papers indexed in Scopus. His contributions have led to advancements in medical diagnostics, forensic science, and environmental monitoring.

๐Ÿ“Š Academic Citations and Recognition

Dr. Sakharov’s research has been widely cited, with a citation index of 3,311 and an impressive h-index of 33. His influence in the scientific community is reflected in his role as a reviewer for renowned journals, including Talanta, Analytical Chemistry, Sensors & Actuators: B. Chemical, and ACS Omega. Additionally, he has authored four books with ISBN registration, further solidifying his academic presence.

๐Ÿ› ๏ธ Technical Skills and Patents

Dr. Sakharov’s expertise extends beyond theoretical research; he has a robust technical background in chemiluminescence, biosensing, and enzyme kinetics. He has published 37 patents, covering innovations in bioanalytical chemistry and diagnostic technologies. His technical knowledge has enabled him to bridge the gap between research and industrial applications, leading to consultancy projects and collaborations with international research institutes.

๐ŸŽ“ Teaching Experience and Mentorship

As an educator, Dr. Sakharov has played a pivotal role in shaping the next generation of chemists and biotechnologists. His teaching experience includes tenure at the Industrial University of Santander, Colombia, and the Russian Economic Academy, Russia. His mentorship has guided numerous students and researchers, fostering innovation and scientific excellence.

๐Ÿ”— International Collaborations and Networks

Dr. Sakharov’s research has been enriched by collaborations with esteemed institutions worldwide. He has worked closely with Guangxi Normal University (China), Chung Shan Medical University (Taiwan), Lund University (Sweden), Aarhus University (Denmark), and the University of Hawaii (USA), among others. These partnerships have facilitated cross-border advancements in bioanalytical chemistry and molecular diagnostics.

๐ŸŒŸ Legacy and Future Contributions

Dr. Sakharov’s legacy is built on his pioneering work in bioanalytical chemistry and enzyme-based diagnostics. His research has set new benchmarks in chemiluminescent assays and biosensing. Moving forward, his work will continue to influence medical diagnostics, biotechnology, and environmental monitoring. His ongoing projects and international collaborations ensure that his scientific contributions will have a lasting impact on research and industry.

๐Ÿ“–Notable Publications

  • Publication: An ultrasensitive bunge bedstraw herb type DNA machine for absolute quantification of mRNA in single cell

    • Authors: C. Xu, J. Zhao, S. Chen, S. Hu, S. Zhao
    • Journal: Biosensors & Bioelectronics
    • Year: 2022
  • Publication: Comparative study of magnetic beads and microplates as supports in heterogeneous amplified assay of miRNA-141 by using mismatched catalytic hairpin assembly reaction

    • Authors: I.V. Safenkova, K.M. Burkin, O.L. Bodulev, B.B. Dzantiev, I.Y. Sakharov
    • Journal: Talanta
    • Year: 2022
  • Publication: Comparison of chemiluminescent heterogeneous and homogeneous-heterogeneous assays coupled with isothermal circular strand-displacement polymerization reaction amplification for the quantification of miRNA-141

    • Authors: A.M. Solovjev, I.I. Galkin, A.V. Medved’ko, S. Zhao, I.Y. Sakharov
    • Journal: Analyst
    • Year: 2022
  • Publication: Quantitation of MicroRNA-155 in Human Cells by Heterogeneous Enzyme-Linked Oligonucleotide Assay Coupled with Mismatched Catalytic Hairpin Assembly Reaction

    • Authors: O.L. Bodulev, I.I. Galkin, S. Zhao, O.Y. Pletjushkina, I.Y. Sakharov
    • Journal: Biosensors
    • Year: 2022
  • Publication: Modern Methods for Assessment of microRNAs

    • Authors: O.L. Bodulev, I.Y. Sakharov
    • Journal: Biochemistry (Moscow)
    • Year: 2022