Itamar Willner | Medicinal Chemistry | Excellence in Research Award

Prof. Itamar Willner | Medicinal Chemistry | Excellence in Research Award

Professor from The Hebrew University of Jerusalem, Israel

Professor Itamar Willner is a distinguished Israeli chemist renowned for his pioneering contributions to supramolecular chemistry, nanotechnology, and nanobiotechnology. Born in January 1947, he has been a faculty member at the Hebrew University of Jerusalem since 1981 and was appointed as a full professor in 1986. His research has significantly advanced the understanding and application of molecular self-assembly, DNA nanotechnology, and bio-hybrid systems. With over 890 scientific publications and more than 100,000 citations, Professor Willner is among the most cited chemists globally, reflecting the profound impact of his work on the scientific community. His innovative approaches have led to the development of DNA-based molecular machines, logic gates, and dynamic networks, bridging the gap between chemistry, biology, and materials science. Throughout his career, he has received numerous prestigious awards, including the Israel Prize in Chemistry, the Rothschild Prize, and the EMET Prize, acknowledging his exceptional contributions to science. Professor Willner’s leadership extends beyond research; he has played pivotal roles in various scientific committees and editorial boards, fostering international collaborations and mentoring the next generation of scientists. His work continues to influence diverse fields, from artificial photosynthesis to smart materials, underscoring his status as a leading figure in contemporary chemistry.

Professional Profile

Education

Professor Willner’s academic journey commenced with a B.Sc. in Chemistry and Physics from the Hebrew University of Jerusalem, completed with distinction. He further pursued an M.Sc. in Chemistry at the same institution, again graduating with distinction. In 1978, he earned his Ph.D. in Physical Organic Chemistry from the Hebrew University, presenting a thesis titled “Novel Series of Polycyclic Aromatic Ions: Aromaticity Structure Relationships,” which was approved summa cum laude. Following his doctoral studies, Professor Willner undertook postdoctoral research at the University of California, Berkeley, from 1978 to 1980, working under the mentorship of Professor Melvin Calvin. This period was instrumental in shaping his future research directions, particularly in the realms of photochemistry and molecular electronics. His comprehensive educational background laid a robust foundation for his subsequent groundbreaking work in chemistry, enabling him to integrate principles from various sub-disciplines and pioneer interdisciplinary research approaches. The rigorous training and diverse academic experiences he acquired during his formative years have been pivotal in his development as a leading scientist in the field.

Professional Experience

Professor Willner’s professional career is marked by a series of esteemed academic and research positions. After completing his postdoctoral fellowship at UC Berkeley, he served as a Staff Scientist and Adjunct Assistant Professor at the same institution from 1980 to 1981. In 1981, he returned to the Hebrew University of Jerusalem as a Senior Lecturer in the Institute of Chemistry. His academic progression continued with his promotion to Associate Professor in 1983 and subsequently to Full Professor in 1986, a position he holds to this day. Beyond his teaching and research responsibilities, Professor Willner has held several significant administrative roles, including Head of the Institute of Chemistry and Chairman of the Natural Sciences Division of the Israel Academy of Sciences and Humanities. He has also been an active member of numerous scientific advisory boards and editorial committees, contributing to the advancement of chemical sciences globally. His professional journey reflects a steadfast commitment to scientific excellence, education, and leadership within the academic community.

Research Interests

Professor Willner’s research interests are deeply rooted in the exploration of supramolecular chemistry, nanotechnology, and biomolecular systems. His work focuses on the design and synthesis of functional nanostructures, particularly those involving DNA nanotechnology, nanoenzymes, and stimuli-responsive materials. He has been instrumental in developing DNA-based molecular machines and logic gates, contributing to the field of molecular computing. His research extends to the construction of bio-nano hybrid systems, integrating biomacromolecules with inorganic nanoparticles to create novel catalytic and sensing platforms. Additionally, Professor Willner has investigated artificial photosynthesis, aiming to mimic natural energy conversion processes for sustainable applications. His interdisciplinary approach combines principles from chemistry, biology, and materials science, leading to innovations in drug delivery systems, biosensors, and smart materials. Through his extensive research, he continues to push the boundaries of molecular design and functional material development.

Research Skills

Professor Willner possesses a diverse set of research skills that have enabled him to make significant contributions to the field of chemistry. His expertise includes the synthesis and characterization of supramolecular assemblies, development of DNA-based nanostructures, and fabrication of bio-nano hybrid systems. He is proficient in employing various spectroscopic and electrochemical techniques to analyze the properties and behaviors of complex molecular systems. His skills extend to the design of molecular machines and logic devices, leveraging the unique properties of nucleic acids and proteins. Furthermore, Professor Willner is adept at integrating biological components with inorganic materials to create functional interfaces for sensing and catalytic applications. His ability to navigate and combine multiple scientific disciplines has been crucial in advancing research in nanobiotechnology and molecular electronics. These competencies have not only facilitated his own research endeavors but have also positioned him as a mentor and leader in the scientific community.

Awards and Honors

Throughout his illustrious career, Professor Willner has received numerous awards and honors recognizing his outstanding contributions to science. Notably, he was awarded the Israel Prize in Chemistry in 2002, one of the country’s highest honors. His accolades also include the Rothschild Prize in Chemistry (2008), the EMET Prize in Chemistry (2008), and the Max Planck Research Award for International Cooperation (1998). He has been elected as a Fellow of the American Association for the Advancement of Science (1996) and the Royal Society of Chemistry (2009). His membership in prestigious academies includes the Israel Academy of Sciences and Humanities (2002), the European Academy of Sciences and Arts (2004), and the German National Academy of Sciences Leopoldina (2009). These honors reflect his significant impact on the scientific community and his role in advancing chemical research on a global scale.

Conclusion

Professor Itamar Willner’s career embodies the pinnacle of scientific achievement and innovation. His extensive research in supramolecular chemistry, nanotechnology, and biomolecular systems has not only expanded the frontiers of chemical science but has also paved the way for practical applications in medicine, energy, and materials science. His interdisciplinary approach and ability to integrate complex systems have resulted in groundbreaking developments, such as DNA-based molecular machines and artificial photosynthetic systems. Beyond his research, Professor Willner’s commitment to education and mentorship has cultivated a new generation of scientists, further amplifying his impact. His numerous awards and memberships in esteemed scientific academies underscore the global recognition of his contributions. As a leading figure in contemporary chemistry, Professor Willner continues to inspire and drive innovation, solidifying his legacy as a pioneer and visionary in the scientific community.

Publications Top Notes

  • Title: Integrated nanoparticle–biomolecule hybrid systems: synthesis, properties, and applications
    Authors: E. Katz, I. Willner
    Journal: Angewandte Chemie International Edition 43(45), 6042–6108
    Citations: 3189
    Year: 2004

  • Title: Nanoparticle arrays on surfaces for electronic, optical, and sensor applications
    Authors: A.N. Shipway, E. Katz, I. Willner
    Journal: ChemPhysChem 1(1), 18–52
    Citations: 3175
    Year: 2000

  • Title: Probing biomolecular interactions at conductive and semiconductive surfaces by impedance spectroscopy: routes to impedimetric immunosensors, DNA‐sensors, and enzyme biosensors
    Authors: E. Katz, I. Willner
    Journal: Electroanalysis
    Citations: 1648
    Year: 2003

  • Title: “Plugging into enzymes”: Nanowiring of redox enzymes by a gold nanoparticle
    Authors: Y. Xiao, F. Patolsky, E. Katz, J.F. Hainfeld, I. Willner
    Journal: Science 299(5614), 1877–1881
    Citations: 1520
    Year: 2003

  • Title: Diverse applications of nanomedicine
    Authors: B. Pelaz, C. Alexiou, R.A. Alvarez-Puebla, F. Alves, A.M. Andrews, S. Ashraf, …
    Journal: ACS Nano 11(3), 2313–2381
    Citations: 1381
    Year: 2017

  • Title: Integration of layered redox proteins and conductive supports for bioelectronic applications
    Authors: I. Willner, E. Katz
    Journal: Angewandte Chemie International Edition 39(7), 1180–1218
    Citations: 1309
    Year: 2000

  • Title: Biomolecule‐functionalized carbon nanotubes: applications in nanobioelectronics
    Authors: E. Katz, I. Willner
    Journal: ChemPhysChem 5(8), 1084–1104
    Citations: 1089
    Year: 2004

  • Title: Semiconductor quantum dots for bioanalysis
    Authors: R. Gill, M. Zayats, I. Willner
    Journal: Angewandte Chemie International Edition 47(40), 7602–7625
    Citations: 1026
    Year: 2008

  • Title: Electronic aptamer‐based sensors
    Authors: I. Willner, M. Zayats
    Journal: Angewandte Chemie International Edition 46(34), 6408–6418
    Citations: 912
    Year: 2007

  • Title: Electroanalytical and bioelectroanalytical systems based on metal and semiconductor nanoparticles
    Authors: E. Katz, I. Willner, J. Wang
    Journal: Electroanalysis
    Citations: 912
    Year: 2004

Abdalla Khedr | Bioinorganic Chemistry | Best Researcher Award

Prof. Abdalla Khedr | Bioinorganic Chemistry | Best Researcher Award

Prof at Tanta University, Egypt.

Dr. Abdalla Mohamed Khedr, a Professor of Inorganic Chemistry, boasts extensive academic qualifications and a distinguished professional background. His research interests span various areas, from metal complex characterization to water analysis and agricultural residue utilization. With a wealth of research skills and a track record of supervising numerous Ph.D. and M.Sc. students, Dr. Khedr contributes significantly to advancing scientific knowledge. His contributions have been recognized through awards and honors, reflecting his dedication to excellence in academia and research.

Professional Profiles:

Education

Ph.D. in Analytical Chemistry: January 2000, Chemistry Department, Faculty of Science, Tanta University, Tanta – Egypt. Thesis titled “Spectrophotometric and Analytical Studies for Determination of some Metal Ions by Complexation with some Organic Compounds”. M.Sc. in Inorganic Chemistry: February 1997, Chemistry Department, Faculty of Science, Tanta University, Tanta – Egypt. Thesis titled “Physico-Chemical and Analytical Studies on some Complexes of some Ligands Containing Nitrogen and Oxygen”. B.Sc. in Chemistry: 1993, Faculty of Science, Tanta University, Tanta – Egypt. Attained “Very good with honor degree”, including a final project in Organo-Silicon compounds graded as “Excellent”.

Professional Experience

Dr. Abdalla Mohamed Khedr has held various academic and administrative positions throughout his career. Since January 31, 2012, he has served as a Professor of Inorganic Chemistry at the Chemistry Department, Faculty of Science, Tanta University, Tanta – Egypt. From February 2014 to December 2020, he worked as a Professor of Inorganic Chemistry at the Chemistry Department, College of Applied Science, Umm Al-Qura, Makkah, KSA. Dr. Khedr also served as the Director of the Micro-Analysis Unit at the Faculty of Science, Tanta University, Tanta – Egypt, from February 2012 to February 2013. Prior to his professorship roles, he held positions as an Associate Professor of Analytical Chemistry (February 2007 – January 2012), Lecturer of Analytical Chemistry (February 2000 – February 2007), and Assistant Lecturer of Inorganic Chemistry (February 1997 – February 2000) at the Chemistry Department, Faculty of Science, Tanta University, Tanta – Egypt. Additionally, from December 1993 to February 1997, Dr. Khedr worked as a Demonstrator at the Chemistry Department, Faculty of Science, Tanta University, Tanta – Egypt.

Research Interest

Dr. Abdalla Mohamed Khedr’s research interests encompass a wide range of areas within inorganic chemistry and analytical chemistry. These include the preparation and characterization of novel bi- and polynuclear metal complexes, along with the exploration of their catalytic and biological activities. He also focuses on the analytical applications of complex formation for microdeterminations of metal ions in various environmental samples. Additionally, Dr. Khedr is involved in the synthesis and spectral studies of heterocyclic Schiff bases and azo compounds, examining their potential analytical applications. Moreover, his research extends to water analysis and purification techniques, as well as the utilization of Egyptian rice straw through chemical treatment.

Award and Honors

Dr. Abdalla Mohamed Khedr has been recognized for his contributions in the field of chemistry with several prestigious awards and honors. In 2012, he was honored with the Tanta University Incentive Award in Basic Sciences (Chemistry), acknowledging his outstanding achievements in the field. Additionally, Dr. Khedr has received 18 prizes from Tanta University for his scientific publications in international journals, further highlighting the impact and quality of his research work. These accolades reflect his dedication to advancing scientific knowledge and his significant contributions to the field of chemistry.

Research Skills

Dr. Abdalla Mohamed Khedr is a distinguished Professor of Inorganic Chemistry with expertise in various research areas. His research interests include the preparation and characterization of metal complexes, analytical applications in microdetermination of metal ions, spectral studies of heterocyclic compounds, water analysis, and utilization of agricultural residues. Dr. Khedr possesses a wide range of research skills, including spectroscopic and analytical techniques, and has received recognition for his scientific contributions through awards and honors. His dedication to advancing scientific knowledge and mentoring students underscores his commitment to excellence in academia and research.

Publications

  1. Synthesis, characterization, antimicrobial, molecular docking simulation, and antitumor assays of nanometric complexes based on new thiazole Schiff base derivative
    • Authors: Khedr, A.M.; El-Ghamry, H.A.; Wahdan, K.M.; Mandour, H.S.A.
    • Journal: Applied Organometallic Chemistry
    • Year: 2024
  2. Integration of 2D graphene oxide/zinc oxide nanohybrid for enhancement adsorption and photodegradation of organic pollutants
    • Authors: Al-Zahrani, S.A.; Khedr, A.M.; Alturki, A.M.; Abo El-Yazeed, W.S.
    • Journal: Journal of Molecular Liquids
    • Year: 2024
  3. Facile Synthesis of Sodium Iron Silicate/Sodium Iron Oxide Silicate Nanostructures from Canned Beans and Rice Husk Wastes for Efficient Removal of Cd(II) Ions from Aqueous Media
    • Authors: El-Seidi, N.; Khedr, A.M.; Mansour, I.A.; Abdelrahman, E.A.
    • Journal: Silicon
    • Year: 2024
  4. Nano-sized Co(II), Ni(II), and Zr(IV) complexes of quinaldine-based azo dye for promising therapeutic and catalytic applications: Synthesis, characterization, density functional theory studies and molecular docking
    • Authors: Khedr, A.M.; Gaber, M.; Elsharkawy, M.; Bakr, E.A.; Atlam, F.M.
    • Journal: Applied Organometallic Chemistry
    • Year: 2023
  5. Enhance the oral insulin delivery route using a modified chitosan-based formulation fabricated by microwave
    • Authors: AlSalem, H.S.; Abdulsalam, N.M.; Khateeb, N.A.; Shoueir, K.R.; Nadwa, E.H.
    • Journal: International Journal of Biological Macromolecules
    • Year: 2023
  6. Copper based azo dye catalysts for phenoxazinone synthase mimicking efficiency: Structure characterization and bioactivity evaluation
    • Authors: El-Ghamry, H.A.; Alkurbi, A.A.; Alhasani, M.A.; Takroni, K.M.; Khedr, A.M.
    • Journal: Arabian Journal of Chemistry
    • Year: 2023
  7. A series of nanosized Cu(II) complexes based on sulfonamide azo dye ligands: An insight into complexes molecular structures, antimicrobial, antitumor and catalytic performance for oxidative dimerization of 2-aminophenol
    • Authors: El-Ghamry, H.A.; Alharbi, B.K.; Takroni, K.M.; Khedr, A.M.
    • Journal: Applied Organometallic Chemistry
    • Year: 2023
  8. Metal Chelates of Sulfafurazole Azo Dye Derivative: Synthesis, Structure Affirmation, Antimicrobial, Antitumor, DNA Binding, and Molecular Docking Simulation
    • Authors: El-Ghamry, H.A.; Al-Ziyadi, R.O.; Alkhatib, F.M.; Takroni, K.M.; Khedr, A.M.
    • Journal: Bioinorganic Chemistry and Applications
    • Year: 2023
  9. Ultrasound-assisted dispersive microsolid-phase extraction approach for preconcentration of trace cobalt and nickel and sensitive determination in water, food and tobacco samples by flame atomic absorption spectrometry
    • Authors: Gouda, A.A.; El Sheikh, R.; Khedr, A.M.; El-Gabry, M.M.; Youssef, E.H.
    • Journal: International Journal of Environmental Analytical Chemistry
    • Year: 2023
  10. Facile synthesis and characterization of β-cobalt hydroxide/hydrohausmannite/ramsdellitee/spertiniite and tenorite/cobalt manganese oxide/manganese oxide as novel nanocomposites for efficient photocatalytic degradation of methylene blue dye
    • Authors: Abdelrahman, E.A.; Hegazey, R.M.; Ismail, S.H.; Khairy, M.; Ammar, A.M.
    • Journal: Arabian Journal of Chemistry
    • Year: 2022