Takwa Wannassi | Plant pathology | Best Researcher Award

Published on by Cell Biologist

Dr. Takwa Wannassi | Plant pathology | Best Researcher Award

Dr. Takwa Wannassi, CRRA Sidi Bouzid, Tunisia

Dr. Takwa Wannassi is a dedicated plant protection specialist and postdoctoral researcher at the Regional Center of Agricultural Research in Sidi Bouzid, Tunisia. With a Ph.D. in Plant Protection and Environment and an Engineering Degree in Horticulture, she brings advanced expertise in entomology, plant-microbe interactions, and sustainable agriculture. Her work is primarily focused on integrated pest management and ecological approaches to crop protection, particularly in Mediterranean agroecosystems. Dr. Wannassi has authored several impactful scientific publications and has contributed significantly to the understanding of invasive pest dynamics, particularly the apricot seed wasp. She plays a crucial role in the international PRIMA project “REVINE,” where she coordinates field trials, mentors students, and collaborates across scientific disciplines. Her dedication to sustainable farming solutions, her extensive research record, and her collaborative spirit make her a strong candidate for the Best Researcher Award.

Publication Profile: 

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Education:

Dr. Takwa Wannassi holds a Ph.D. in Plant Protection and Environment from Sousse University, Higher Institute of Agronomic Sciences of Chott Mariem (ISA-CM), completed in December 2022. Her doctoral work centered on invasive species and sustainable pest management in Tunisia, particularly the apricot seed wasp Eurytoma samsonowi. She also holds an Engineer Degree in Horticulture with a specialization in Plant Protection, earned in July 2017 from the same institution. Her academic journey reflects a consistent focus on understanding ecological challenges in agriculture and developing innovative, sustainable solutions. Through both degrees, she acquired hands-on skills in molecular biology, field experimentation, pest identification, and biological control. Her academic excellence laid the foundation for her impactful contributions in agricultural research and sustainability science in the Mediterranean region.

Experience:

Since January 2025, Dr. Takwa Wannassi has been serving as a postdoctoral fellow at the Regional Center of Agricultural Research in Sidi Bouzid (CRRA), Tunisia, contributing to the international PRIMA Project “REVINE.” Her responsibilities include coordinating the research project, supervising graduate students, conducting field and lab trials, and analyzing data using R. Her work spans genomic analysis, molecular diagnostics, pest ecology, and microbiome studies. Previously, during her Ph.D., she gained extensive experience in pest ecology, molecular biology, and entomology, particularly in relation to invasive pests such as Eurytoma samsonowi. Dr. Wannassi also collaborates with international institutions, including during a research fellowship in Canada. She is proficient in preparing scientific publications and has presented her findings at major international conferences. Her multidisciplinary approach and leadership in sustainable agriculture research have earned her recognition at both national and international levels.

Awards and Honors:

Dr. Takwa Wannassi has received several accolades in recognition of her contributions to agricultural science and research. In 2019, she earned the Best Poster Award at the Tunisia-Japan Symposium on Science, Society and Technology (TJASSST) for her research on pest behavior and pheromone-based management strategies. That same year, she was granted a Research Fellowship in Canada, allowing her to work at the University of Victoria, British Columbia for two months, enhancing her international research exposure and collaboration. Her continuous efforts in sustainable pest management, microbiome studies, and plant-pathogen interaction have positioned her as a promising researcher in plant protection. She is frequently invited to contribute to scientific conferences and peer-reviewed journals. Her achievements underline her scientific innovation, dedication to eco-agriculture, and her potential as a future leader in Mediterranean agricultural research.

Research Focus:

Dr. Takwa Wannassi’s research centers on plant protection, pest ecology, biological control, and plant-microbiome interactions, with a strong focus on sustainability. Her main scientific interest lies in understanding the behavior and biology of invasive pests like Eurytoma samsonowi, a major threat to apricot production in Tunisia. She utilizes molecular tools, including 16S rRNA sequencing, to explore bacterial communities and Wolbachia infections in pest populations. Additionally, she investigates the role of beneficial rhizobacteria and microbial consortia in disease suppression and grapevine health as part of the PRIMA “REVINE” project. Through multidisciplinary approaches, she integrates entomology, microbiology, and bioinformatics to develop innovative pest management strategies aligned with climate-smart agriculture. Her goal is to promote ecosystem services, biodiversity, and resilience in Mediterranean cropping systems through regenerative and eco-friendly practices.

Publications Top Notes: 

  1. Insights on the bioecology of the invasive apricot seed wasp Eurytoma samsonowi in Tunisia (Biologia, 2023)

  2. Emergence of the apricot seed wasp Eurytoma samsonowi as an economic pest of apricots in Tunisia (Phytoparasitica, 2022)

  3. Prevalence of Wolbachia infection in field populations of the apricot seed wasp (International Microbiology, 2024)

  4. Exploration of bacterial composition and diversity within Eurytoma samsonowi via 16S rRNA sequencing (Symbiosis, 2025)

  5. Harnessing a Microbial Consortium and Compost to Control Grapevine Pathogens (Horticulturae, 2025)

  6. Investigating the potential role of beneficial rhizobacteria for grapevine health and growth (Frontiers in Sustainable Food Systems, 2025)

  7. Biocontrol Assessment of Trichoderma Species on Tomato Crops Infested by Curvularia Spicifera (Frontiers, 2025)

  8. Divergent bacterial abundance and diversity in Eurytoma samsonowi revealed by 16S rRNA (Biochem & Microbiology Congress)

  9. Assessment of damage by Eurytoma samsonowi on apricot fruits in Tunisia (INAT Symposium Poster, 2018)

  10.  Delta traps with virgin females attract Eurytoma samsonowi males: Pheromone control potential (TJASSST, 2019)

Conclusion:

Dr. Takwa Wannassi is an emerging leader in plant protection and agroecology, with a proven record of excellence in research, publishing, and project management. Her work on invasive pest control, microbial consortia, and regenerative viticulture directly addresses critical challenges in Mediterranean and global agriculture. Her multidisciplinary approach, international recognition, and active mentorship highlight her readiness for continued leadership in science. She is highly suitable and deserving of the Best Researcher Award, as she exemplifies innovation, academic rigor, and a commitment to sustainable agricultural development.

Arvind Singh Negi | Medicinal chemistry | Outstanding Scientist Award

Published on by Cell Biologist

Dr. Arvind Singh Negi | Medicinal chemistry | Outstanding Scientist Award

Dr. Arvind Singh Negi  , csir-cimap , India

Dr. Arvind Singh Negi, born on January 1, 1970, is a prominent scientist in the field of medicinal chemistry, currently serving as Chief Scientist and Head of the Phytochemistry Division at CSIR-Central Institute of Medicinal and Aromatic Plants, Lucknow, India. With a distinguished academic background and over three decades of experience, he specializes in natural product chemistry and the development of cancer chemotherapeutics. Dr. Negi has published extensively, contributing significantly to the understanding of plant-based medicinal compounds. His work has garnered numerous accolades, reflecting his commitment to advancing science in medicinal chemistry and natural products.

Publication Profile

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Strengths for the Award

Dr. Arvind Singh Negi possesses a robust academic background and extensive experience in medicinal chemistry, particularly in the development of cancer therapeutics from natural products. His impressive publication record, with over 106 research papers and significant citations, showcases his impact on the field. His leadership as Chief Scientist at CSIR-CIMAP reflects his ability to drive innovative research initiatives. Additionally, his multiple prestigious awards and fellowships, including recognition from the Royal Society of Chemistry and the National Academy of Sciences, underscore his scientific contributions and collaborations on a global scale.

Areas for Improvement

While Dr. Negi’s research achievements are commendable, expanding his outreach to interdisciplinary collaborations could enhance the applicability of his findings. Increasing engagement in public awareness and education on the significance of his research in medicinal chemistry could also strengthen his influence beyond academic circles. Further diversification of research themes might attract funding and foster novel explorations in related areas.

Education 

Dr. Negi completed his B.Sc. in Physics, Chemistry, and Mathematics from Lucknow Christian Degree College, University of Lucknow, in 1989. He excelled academically, earning his M.Sc. in Chemistry with First Rank from the same university in 1991. He further pursued a Ph.D. in Medicinal Chemistry at CSIR-Central Drug Research Institute, obtaining his degree in 1999. His educational journey includes significant research experiences, starting as a Scientist at ICAR-Indian Grassland and Fodder Research Institute in 1995. Dr. Negi has continuously advanced his knowledge and expertise through various fellowships, including prestigious opportunities at renowned international institutions, shaping his specialization in organic and natural product chemistry.

Experience 

Dr. Arvind Singh Negi boasts over 25 years of research experience in the field of medicinal chemistry. He began his career as a Scientist at ICAR-Indian Grassland and Fodder Research Institute in 1995, moving on to join CSIR-CIMAP in 2000. Over the years, he has progressed through various ranks, becoming a Chief Scientist in 2018. His extensive experience encompasses research and development of natural product-based pharmaceuticals, focusing on cancer therapeutics and organic synthesis. Dr. Negi has also supervised multiple Ph.D. theses and collaborated with national and international researchers, contributing to over 100 research publications. His leadership in the Phytochemistry Division has fostered innovative research projects, enhancing the institute’s reputation in medicinal plant research.

Awards and Honors 

Dr. Negi’s exemplary contributions to science have been recognized through numerous awards and honors. He was awarded the CSIR-JRF and Lectureship in 1991, followed by the ICAR Assistant Professorship in 1994. His research has earned him the Bioorganic & Medicinal Chemistry Most Cited Paper Award three times (2007, 2008, 2010) from Elsevier Press. He has received prestigious fellowships, including the ICS-UNIDO Fellowship in Italy (2008) and the Raman Research Fellowship in the USA (2010). Dr. Negi became a member of the National Academy of Sciences (NASI) in 2013 and was later invited to the Royal Society of Chemistry, achieving Fellow status in 2022. His recognition underscores his significant impact on medicinal chemistry and natural product research.

Research Focus 

Dr. Arvind Singh Negi specializes in medicinal chemistry, with a primary focus on the development of cancer chemotherapeutics. His current research involves designing target-specific molecules to modulate microtubule dynamics, a crucial aspect of cancer treatment. By harnessing the therapeutic potential of natural products, he investigates plant-based compounds that exhibit anticancer properties. His work encompasses extensive studies on the chemical and biological profiles of medicinal plants, contributing to the discovery of novel anticancer agents. Dr. Negi’s innovative approaches aim to bridge the gap between traditional knowledge and modern scientific methodologies, making significant strides in the field of phytochemistry. His research not only enhances our understanding of cancer therapeutics but also promotes the exploration of sustainable and effective treatments derived from nature.

Publication Top Notes

  1. Plant-based anticancer molecules: A chemical and biological profile of some important leads 🌱
  2. Antimicrobial potential of Glycyrrhiza glabra roots 🌿
  3. Recent advances in plant hepatoprotectives: a chemical and biological profile of some important leads 🌿
  4. Current status on development of steroids as anticancer agents 💊
  5. Antifungal activity of Glycyrrhiza glabra extracts and its active constituent glabridin 🌿
  6. Gallic acid-based indanone derivatives as anticancer agents 🌿
  7. Synergistic anticandidal activity of pure polyphenol curcumin I in combination with azoles and polyenes generates reactive oxygen species leading to apoptosis 🌿
  8. Natural antitubulin agents: Importance of 3, 4, 5-trimethoxyphenyl fragment 🌱
  9. Synthesis of chalcone derivatives on steroidal framework and their anticancer activities 💊
  10. Synthesis of 1-(3′,4′,5′-trimethoxy) phenyl naphtho[2,1b]furan as a novel anticancer agent 🌱
  11. Plant isoquinoline alkaloids: Advances in the chemistry and biology of berberine 🌱
  12. An insight into medicinal chemistry of anticancer quinoxalines 💊
  13. Antitubercular potential of some semisynthetic analogues of phytol 🌱
  14. Defective in cuticular ridges (DCR) of Arabidopsis thaliana, a gene associated with surface cutin formation, encodes a soluble diacylglycerol acyltransferase 🌱
  15. Nutritive evaluation of some nitrogen and non-nitrogen fixing multipurpose tree species 🌳
  16. Antiproliferative and antioxidant activities of Juglans regia fruit extracts 🌰
  17. Synthesis of pharmacologically important naphthoquinones and anticancer activity of 2-benzyllawsone through DNA topoisomerase-II inhibition 💊
  18. A bioactive labdane diterpenoid from Curcuma amada and its semisynthetic analogues as antitubercular agents 🌿
  19. Anticancer activity and toxicity profiles of 2-benzylidene indanone lead molecule 💊
  20. A promising anticancer and antimalarial component from the leaves of Bidens pilosa 🌿

Conclusion

Dr. Arvind Singh Negi is an exemplary candidate for the Outstanding Scientist Award. His pioneering work in medicinal chemistry, along with his dedication to advancing cancer therapeutics through innovative research, positions him as a leader in the field. With strategic enhancements in collaboration and outreach, his impact could extend even further, benefiting both scientific communities and public health.