Elena Gimenez – Arnau | Organic Chemistry | Best Researcher Award

Dr. Elena Gimenez – Arnau | Organic Chemistry | Best Researcher Award

Institute of Chemistry UMR 7177, University of Strasbourg, France

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🎓 Academic Background & Early Career

Dr. Elena Gimenez-Arnau holds a PhD in Chemistry from the University of Strasbourg (1992–1995), supported by a French Ministry of National Education Research Grant. Her doctoral work was recognized with high distinction, earning the “Very Honourable” mention with jury congratulations and the Label European Doctorate, along with the PhD Prize 1996 from ADRERUS. Prior to this, she completed a Master’s in Molecular and Supramolecular Organic Chemistry (1991–1992) at the same university, under a prestigious grant from La Caixa de Barcelona and the Service pour la Science et la Technologie. Her academic foundation began at the University of Barcelona, where she earned her degree in Chemistry with a specialization in Organic Chemistry (1985–1990).

🔬 Research Experience & Career Milestones

Dr. Gimenez-Arnau began her postdoctoral research at the University of Nottingham (1996–1997) in the Cancer Research Laboratories (Pharmacy Department) through the European Commission’s Human Capital and Mobility Program. She joined the CNRS (Centre National de la Recherche Scientifique) in 1998 as a Chargée de Recherche (CRCN) and served as a Project Manager until 2020. In 2004, she earned her Habilitation à Diriger des Recherches (HDR)—a French qualification to supervise doctoral research. Her career culminated in her appointment as Director of Research (DR2) at CNRS in 2020, reflecting her outstanding leadership in scientific inquiry.

🧪 Expertise for European Commission

Her insight is valued by the European Commission, where she has served as an expert evaluator for several prestigious programs, including Horizon 2020 (SME Instrument 2018), Marie Sklodowska-Curie Actions (MSCA-IF 2018 & 2020), and the Horizon Europe EIC Pathfinder Open (2021–2024). These roles underscore her strategic vision and scientific evaluation capabilities on a European level.

🏛️ Memberships & Institutional Leadership

Dr. Gimenez-Arnau is an active member of numerous scientific organizations, such as the Association Française de Résonance Paramagnétique Électronique (ARPE), the European Society of Contact Dermatitis (ESCD), and the IDEA Hydroperoxide Task Force—a consortium supported by the International Fragrance Association (IFRA). She is also an elected member of GEIDAC (Spanish Research Group on Allergic Contact Dermatitis). She has contributed to governance and development within the University of Strasbourg, serving on multiple key committees including the Council of the Chemistry Institute (UMR 7177), the Chemistry Department Council, the Scientific Research Commission, the Status Commission, and the Finance Commission (2004–2015). She was President of the Central Purchasing Body Commission (2008–2014) and remains an active member. In 2024, she was again elected to multiple leadership bodies including the BIATSS Staff Commission and Chemistry Department Council.

🧑‍⚖️ Selection Committee Engagements

Dr. Gimenez-Arnau has played an essential role in faculty recruitment and academic assessment, serving on the Selection Committee for University Professor 4984 in Organic Synthesis Strategy (section 32) at the University of Strasbourg, and for Lecturer in Toxicology (86MCF1372) at Université Paris-Sud. Her inclusion in these panels reflects her academic excellence and peer recognition in chemical and toxicological sciences.

Notable Publications📄 


📄 Probing skin photoallergens in reconstructed human epidermis: An EPR spin trapping investigation

Author(s): Yannick Port‐Lougarre; Guillaume Voegeli; Bertrand Vileno; Elena Gimenez-Arnau

Journal: Photochemistry and Photobiology

Year: 2024


📄 Antioxidant Activity and Skin Sensitization of Eugenol and Isoeugenol: Two Sides of the Same Coin?

Author(s): Yannick Port-Lougarre; Christophe Gourlaouen; Bertrand Vileno; Elena Gimenez-Arnau

Journal: Chemical Research in Toxicology

Year: 2023


📄 Synthesis and in situ behavior of 1,4-and 2,5-(13C) isotopomers of p-phenylenediamine in reconstructed human epidermis using high resolution magic angle spinning NMR

Author(s): Hassan Srour; Alexis Gosset; François-Marie Moussallieh; Karim Elbayed; Elena Giménez-Arnau; Jean-Pierre Lepoittevin

Journal: Chemical Research in Toxicology

Year: 2022


📄 Autoxidized citronellol: free radicals as potential sparkles to ignite the fragrance induced skin sensitizing pathway

Author(s): Fatma Sahli; Bertrand Vileno; Christophe Gourlaouen; Elena Giménez-Arnau

Journal: Food and Chemical Toxicology

Year: 2022


📄 Skin sensitisation to fragrance hydroperoxides: interplay between dendritic cells, keratinocytes and free radicals

Author(s): J. Lichter; M. Silva E Sousa; N. Peter; F. Sahli; B. Vileno; S. Kuresepi; C. Gourlaouen; Elena Gimenez-Arnau; Brunhilde Blömeke

Journal: British Journal of Dermatology

Year: 2020


📄 In Situ Alkylation of Reconstructed Human Epidermis by Methyl Methanesulfonate: A Quantitative HRMAS NMR Chemical Reactivity Mapping

Author(s): Hassan Srour; François-Marie Moussallieh; Karim Elbayed; Elena Gimenez-Arnau; Jean-Pierre Lepoittevin

Journal: Chemical Research in Toxicology

Year: 2020

 

Ramesh Katla | Organic Chemistry | Best Researcher Award

Dr. Ramesh Katla | Organic Chemistry | Best Researcher Award

University of Virginia, United States

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🎓 Educational Background

Dr. Katla completed his Ph.D. in Synthetic Organic Chemistry from the Indian Institute of Chemical Technology (IICT), Hyderabad, India, in 2014. He obtained his Master’s degree (M.Sc.) in Organic Chemistry from Osmania University in 2008 and earned his Bachelor of Science (B.Sc.) with a major in Chemistry, Physics, and Mathematics from Kakatiya University, Warangal, in 2005. His academic background has been instrumental in shaping his research focus on heterocyclic chemistry and bioactive molecule synthesis.

🧬 Research Skills

Dr. Katla possesses strong expertise in drug-lipid conjugate development to enhance the physicochemical properties of APIs and their encapsulation into nanoparticles. He has synthesized a range of polymeric nanoparticles for delivering both hydrophobic and hydrophilic drugs, adhering to Good Laboratory Practices and chemical safety regulations. His skills include multi-step organic synthesis, solid-phase synthesis, and various modern techniques such as microwave-assisted, ultrasound-assisted, and green chemistry approaches. He is adept in metal-mediated catalytic transformations, including C–C, C–S, C–Se, C–O, C–N, and C–H bond coupling reactions using parallel synthesizers. Dr. Katla is highly proficient in NMR spectroscopy (¹H, ¹³C, DEPT, NOESY, COSY), MNova software, LC-MS, FT-IR, UV-VIS, and flash chromatography, as well as nanoparticle characterization techniques such as DLS, TEM, and X-ray diffraction.

🧑‍🔬 Academic and Research Experience

At the University of Virginia, since February 2023, Dr. Katla has synthesized Colchifoline-DLC from Colchicine and developed liposomal formulations to enhance drug delivery. He created Romidepsin-loaded polymeric nanoparticles (PNPs) using various amphiphilic co-block polymers and examined drug-polymer interactions via Proton-NMR. His responsibilities include designing polymeric nanoparticles, drug-fatty acid conjugation, ester bond optimization, and scale-up for pre-clinical nanoparticle formulations, along with mentoring undergraduate students.

From 2021 to 2023, as a Foreign Visiting Professor at the Federal University of Rio Grande (FURG), Brazil, he developed microwave-assisted C–S and C–Se cross-coupling reactions using eco-friendly catalysts like Pd/Rice Husk Ash and Pd/Banana Peel Ash. He was also involved in the development of small-scale bioactive molecules for conditions like Alzheimer’s, HIV, and AChE inhibition, alongside exploring photo-physical properties and supervising master’s and doctoral students. Earlier, from 2018 to 2020, at the Federal University of Grande Dourados (UFGD) in Brazil, he focused on green synthetic methods including the use of zinc and cobalt catalysts for generating thia-Michael derivatives, isatin-derived N,S-acetals, and benzothiazolyl triazolium analogues. He also investigated their biological activity and DNA-binding properties, and mentored several graduate and undergraduate students.

🏭 Industrial Experience

Between December 2017 and June 2018, Dr. Katla worked at Madin Life Sciences Pvt. Ltd., Hyderabad, as a Research Scientist, contributing to FTE projects related to the development of labeled APIs and heterocyclic intermediates, particularly imidazoles and pyrazoles for pharmaceutical applications.

🔬 Postdoctoral Research

From 2014 to 2017, Dr. Katla was a Postdoctoral Fellow at UFGD, Brazil, under Prof. Nelson Domingues. He synthesized a variety of heterocyclic scaffolds including polyfunctionalized pyrroles, benzimidazoles, quinazolinones, and trifluoromethylated spiro-compounds. His work involved C–S coupling reactions using palladium catalysts and C–H arylation using magnetically separable nano copper ferrite catalysts.

👨‍🏫 Supervisory and Teaching Experience

Dr. Katla has co-supervised several Ph.D., Master’s, and undergraduate students across multiple Brazilian universities. He has provided extensive guidance in synthetic methodology development, literature search, spectral analysis (NMR & MS), purification techniques, and structural interpretation of novel compounds, demonstrating strong commitment to research training and mentorship.

🏆 Honors and Awards

Dr. Katla has received multiple international recognitions. In 2023, he was selected as Research Scientist at the University of Virginia. He secured first position in Foreign Visiting Professor selections at FURG (2020), UFGD (2017), and in Biotechnology & Biodiversity (2020). He earned second position in Chemistry at the University of Brasilia (2022) and in the Graduate Program in Chemistry (2016). In 2014, he received the CNPq-BJT Level-A Young Talent Postdoctoral Fellowship in Brazil. He also holds a prestigious Junior Research Fellowship (JRF-UGC) awarded by CSIR, India in 2008.

📜 Certifications

To strengthen his communication and professional skills, Dr. Katla completed “Learn Business English” via Udemy and received a certificate in “Personality Development and Communication Skills” from the Centre for English Language Training (CELT), Osmania University, Hyderabad, India.

Notable Publications📝


📄 Palladium Nanoparticles Dispersed in Alginate Beads as an Efficient, Eco‐friendly, and Sustainable Heterogeneous Catalyst: Testing in Carbon‐Sulfur and Carbon‐Carbon Cross‐Coupling Reactions

Authors: Ramesh Katla, Rakhi Katla, Daniel Rapachi, Marcos A. Gelesky, João Henrique Z. dos Santos, Gilber R. Rosa, Clarissa H. Rosa

Journal: Asian Journal of Organic Chemistry

Year: 2025


📄 Pyrrolidinium Acetate (PyrrIL) as a Green and Recyclable Catalyst: Synthesis of 2-Phenyl Benzimidazoles and 2-Phenyl Benzothiazoles under Solvent-Free Conditions at Room Temperature

Authors: Ramesh Katla, Rakhi Katla

Journal: SynOpen

Year: 2023


📄 Pd-G3 XantPhos Mediated Approach to Bis-arylsulfenyl-benzo-2,1,3-thiadiazoles under Microwave Irradiation in DMF: Synthesis and Fluorescent Properties

Authors: Ramesh Katla, Rakhi Katla, Eliézer Quadro Oreste, Felipe Kessler

Journal: Synthesis

Year: 2023


📄 XantPhos Pd-G3 as an Efficient Catalyst: Microwave-Assisted C–S Cross-Coupling Reaction in DMF

Authors: Rakhi Katla, Ramesh Katla, Nelson L. C. Domingues

Journal: Synthesis

Year: 2023


📄 Microwave Assisted C–S Cross-Coupling Reaction from Thiols and 2-(4-Bromo Phenyl)-Benzothiazole Employed by CuI in Acetonitrile

Authors: Ramesh Katla, Rakhi Katla

Journal: New Journal of Chemistry

Year: 2022

Dr. Angélique Nicolas MESSI | Organic Chemistry | Best Researcher Award

Dr. Angélique Nicolas MESSI | Organic Chemistry | Best Researcher Award

Doctorate at Department of Organic Chemistry, University of Yaoundé 1,  Cameroon

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🎓Education Background

Dr. Nicolas has a robust educational foundation in Organic Chemistry and Applied Chemistry. She completed her Ph.D. at the University of Yaoundé I, Cameroon, specializing in biflavonoids and other chemical constituents from Ochna schweinfurthiana and Ochna rhizomatosa. Her research focused on isolation, structure elucidation, and bioassays of these compounds. She holds a Master’s Degree and Master’s I Degree from the University of Ngaoundere, Cameroon, and a Bachelor’s Degree in Applied Chemistry from the same institution. Additionally, Dr. Nicolas completed a DEUG in Applied Chemistry and has an Advanced Level in Sciences and Mathematics from B.G.S Buea, Cameroon.

🔬Professional Skills

Dr. Messi Angelique Nicolas is an expert in chromatographic techniques such as Column, Flash, Reverse Phase, MPLC, HPLC, and Preparative TLC. She possesses strong knowledge in spectroscopic methods like NMR, IR, LC-MS, GC-MS, and HRESIMS. With extensive experience in project management and team leadership, she is skilled in reaction optimization and conformational analysis. Dr. Nicolas has a solid understanding of GLP (Good Laboratory Practice) and laboratory safety requirements. Her research also delves into the synthesis of bioactive compounds and their isolation from medicinal plants. She is fluent in both French and English, with excellent communication and interpersonal skills. Dr. Nicolas has also taught at the university level and is proficient in Microsoft Office tools, Chemdraw, and other relevant software.

🔬💡Research Areas

Dr. Nicolas’ research lies at the intersection of pharmaceutical and natural products chemistry. Her focus is on neuroinflammation, neuroprotective effects, anticancer, antimalarial, and anti-HIV/AIDS properties (especially against multiple-drug-resistant strains). She investigates the neurochemistry of purified compounds from higher plants and synthetic organic compounds. Her work aims to uncover novel therapeutic agents for a range of diseases and disorders.

🌱🔬Research Interests

Her research interests include drug discovery from natural products, particularly flavonoids, biflavonoids, and bioguided isolation. Dr. Nicolas is dedicated to the synthesis of bioactive natural products from medicinal plants, developing bioassays for screening plant extracts and isolated compounds. She also applies advanced 1D and 2D NMR techniques in drug discovery and chemotaxonomy, advancing the field of natural product chemistry.

🏆🌍Academic Awards & Fellowships

Dr. Messi Angelique Nicolas has been honored with several prestigious awards and fellowships throughout her career. Notably, she was selected for a Research Visit at the University of Free State, South Africa, from January to May 2023, where she furthered her research. In addition, Dr. Nicolas was awarded a Postdoctoral Research Fellowship at the University of Fribourg, Switzerland, during the 2020-2021 period, under the Young Researchers’ Fellowship program. This opportunity allowed her to collaborate on cutting-edge research and expand her academic expertise. Her dedication to scientific excellence is also recognized through the TWAS (The World Academy of Science) Fellowship, which provided financial support for her work in chemistry (UNESCO FR: 3240277733). Earlier in her career, Dr. Nicolas received a PhD Research Fellowship at the University of Free State, South Africa, from January to May 2015, which allowed her to complete significant portions of her doctoral research. These awards reflect her commitment to advancing the field of natural product chemistry and pharmaceutical research.

Publications Top Noted📝

Rhizomatoflavonoid D and Other Flavonoids from the Twigs of Ochna Rhizomatosa as a Potential Inhibitor of HIV-1

Authors: Messi, A.N., Tsakem, B., Akongwi, M., Ngo Mbing, J., Pegnyemb, D.E.

Journal: Chemistry Africa

Year: 2024

Biflavonoid Methylchamaejasmin and Khaya grandifoliola Extract Inhibit NLRP3 Inflammasome in THP-1 Cell Model of Neuroinflammation

Authors: Owona, B.A., Mary, A., Messi, A.N., Moundipa, P.F., Heneka, M.T.

Journal: Molecular Neurobiology

Year: 2024

In Vitro and In Silico Potential Inhibitory Effects of New Biflavonoids from Ochna Rhizomatosa on HIV-1 Integrase and Plasmodium falciparum

Authors: Messi, A.N., Bonnet, S.L., Owona, B.A., Pegnyemb, D.E., Bochet, C.G.

Journal: Pharmaceutics

Year: 2022

Phytochemical Study of Aqueous Extract of Ochna schweinfurthiana F. Hoffm Powder Bark and Evaluation of Their Anti-Inflammatory, Cytotoxic, and Genotoxic Properties

Authors: Djova, S.V., Nyegue, M.A., Messi, A.N., Afagnigni, A.D., Etoa, F.-X.

Journal: Evidence-based Complementary and Alternative Medicine

Year: 2019

Phenolic Compounds from the Roots of Ochna schweinfurthiana and Their Antioxidant and Antiplasmodial Activities

Authors: Messi, A.N., Ngo Mbing, J., Ndongo, J.T., Frédérich, M., Pegnyemb, D.E.

Journal: Phytochemistry Letters

Year: 2016