Yohannes Seifu Berego | Environmental Science | Editorial Board Member

Assist. Prof. Dr. Yohannes Seifu Berego | Environmental Science | Editorial Board Member

Hawassa University | Ethiopia

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🎓 Early Academic Pursuits

Dr. Yohannes Seifu Berego’s academic roots trace back to the vibrant city of Hawassa, Ethiopia. His foundational education was shaped at the Adventist School in Hawassa, where he demonstrated academic excellence early on. He furthered his secondary education at Hawassa Daniel Comboni Comprehensive High School, a stepping stone that set the stage for his scientific ambitions. Driven by a curiosity for the health sciences, he enrolled at Hawassa University, where he earned his B.Sc. in Medical Laboratory Sciences in 2010. This initial academic milestone laid the groundwork for his journey into environmental and public health—a path he would passionately pursue in the years to come.

💼 Professional Endeavors

Dr. Yohannes deepened his academic expertise by obtaining a Master’s degree in Ecotoxicology and Environmental Health from Hawassa University in 2017. His research during this time focused on the ecological and human impacts of environmental pollutants. Recognizing the interconnectedness of health and environment, he pursued a General Master’s in Public Health in 2019, broadening his perspective on global health challenges. Currently, Dr. Yohannes is advancing his research as a Ph.D. candidate in Environmental Toxicology, focusing on innovative and sustainable wastewater treatment technologies, particularly the use of Constructed and Natural Wetlands to manage coffee processing effluents—an urgent issue in coffee-producing regions of Ethiopia. He now serves as an Assistant Professor at the Department of Environmental Health, Hawassa University, where he educates and mentors future environmental scientists. Since 2024, he also holds the role of Chairperson of Academic Standards and Quality Assurance, showcasing his leadership and commitment to academic excellence.

🔬 Contributions and Research Focus

Dr. Yohannes has built an impressive research portfolio in the realms of water and wastewater management, environmental toxicology, air pollution, hazardous waste, and sustainable public health practices. His Ph.D. project, which explores wetland-based treatment of wastewater from coffee berry processing, addresses a significant ecological challenge in Ethiopia’s agricultural sector. His passion lies in low-cost, scalable solutions to pollution, environmental monitoring, and the health impacts of contaminants. Through this, he actively contributes to pollution prevention strategies, waste remediation, and the promotion of climate resilience. With over 30 peer-reviewed publications, he collaborates extensively across disciplines. His mentorship of seven Master’s students and three Ph.D. candidates reflects his dedication to academic development and knowledge transfer.

🏅 Accolades and Recognition

Dr. Yohannes’ work has earned him national and international research grants, affirming the quality, impact, and relevance of his scientific projects. His role as a mentor, educator, and academic leader has gained him widespread recognition within Hawassa University and beyond. His ability to seamlessly balance research, teaching, and administrative responsibilities demonstrates his versatility and dedication to the growth of environmental health sciences in Ethiopia.

🌍 Impact and Influence

Dr. Yohannes’ research has tangible impacts on public health and environmental sustainability—particularly in low-resource settings where innovative, cost-effective solutions are needed most. His work in wastewater remediation provides actionable insights into tackling waterborne pollution and improving sanitation practices in developing regions.

He is a leading voice in integrating environmental science with public policy, inspiring new standards in environmental research, education, and community health.

🔮 Legacy and Future Contributions

As he progresses in his Ph.D. and continues his academic leadership, Dr. Yohannes is set to leave a lasting legacy in the fields of Environmental Toxicology and Public Health. His future goals include advancing affordable technologies for wastewater treatment, enhancing environmental education, and expanding his impact on policy formulation and public awareness. With a strong academic track record, commitment to mentorship, and a vision for a sustainable future, Dr. Yohannes is paving the way for the next generation of environmental scientists and public health advocates.

Publications


📄 Wastewater treatment in tropical, vertical up-flow constructed wetlands with selected macrophytes species: A preliminary analysis
Authors: Muhammedziyad Geleto, Mihret Dananto Ulsido, Yohannes Seifu Berego
Journal: Heliyon
Year: 2025


📄 Individual and community-level determinants of knowledge of obstetric danger signs among women in Southern Ethiopia: A multi-level mixed effect negative binomial analysis
Authors: Amanuel Yoseph, Anteneh Fikrie, Yilkal Simachew, Berhan Tsegaye, Asfaw Borsamo, Yohans Seifu, Mehretu Belayneh
Journal: PLOS ONE
Year: 2025


📄 Individual and Community-Level Determinants of Abortion in Southern Ethiopia: A Multi-Level Mixed Effect Logistic Regression Analysis
Authors: Amanuel Yoseph, Arsema Abebe, Yilkal Simachew, Yohans Seifu, Mehretu Belayneh
Journal: Preprint (Preprints.org)
Year: 2024


📄 Individual and Community‐Level Determinants of Knowledge of Obstetric Danger Signs among Women in Southern Ethiopia: A Multi‐Level Mixed Effect Negative Binomial Analysis
Authors: Amanuel Yoseph, Yilkal Simachew, Berhan Tsegaye, Asfaw Borsamo, Yohans Seifu, Mehretu Mehretu
Journal: Preprint (Preprints.org)
Year: 2024


📄Heavy metal levels and human health risk implications associated with fish consumption from the lower Omo river (Lotic) and Omo delta lake (Lentic), Ethiopia
Authors: Abiy Andemo Kotacho, Girma Tilahun Yimer, Solomon Sorsa Sota, Yohannes Seifu Berego
Journal: PeerJ
Year: 2024


M Abdul Mottaleb | Chemistry | Best Researcher Award

Dr. M Abdul Mottaleb | Chemistry | Best Researcher Award

Saint Louis University | United States

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🎓 Early Academic Pursuits

Dr. M. Abdul Mottaleb's academic journey is a testament to his dedication to scientific excellence. He obtained his Ph.D. in Analytical Chemistry and Environmental Sciences from the University of Strathclyde, Glasgow, UK (1992–1996). Prior to this, he earned an M.S. in Applied Chemistry with Chemical Engineering (1986–1988) and a B.S. in Applied Chemistry (1980–1986) from the University of Rajshahi, Bangladesh. His academic foundation in chemistry and environmental sciences laid the groundwork for his impactful research and professional contributions.

🌟 Professional Endeavors

Dr. Mottaleb has had an illustrious career spanning several esteemed institutions and research centers worldwide. Currently, he serves as a Senior Analytical Chemist (Associate Professor) at the Institute for Drug & Biotherapeutics Innovation, Doisy Research Center, Saint Louis University School of Medicine, Missouri, since 2020. Previously, he was an Assistant Professor and co-leader of the analytical mass spectrometry core facility at the University of Kentucky College of Medicine (2017–2020). His experience includes roles at Baylor University, the U.S. Environmental Protection Agency (EPA), Dongduk Women’s University in South Korea, and the University of Rajshahi, among others. His career reflects a strong commitment to scientific research, education, and environmental safety.

🔬 Contributions and Research Focus

Dr. Mottaleb’s research has significantly advanced analytical chemistry, particularly in mass spectrometry and environmental sciences. His expertise encompasses:

  • Analytical method development, validation, and ADME/PK studies for drug discovery using UPLC-MS/MS and GC-MS/MS.
  • Characterization and detection of per- and polyfluoroalkyl substances (PFAS), phthalates, disinfectant byproducts, and pharmaceutical contaminants in biological and environmental samples.
  • Studies on bioavailability of trace toxic metals in seafood and soil contamination analysis.
  • Development of mass spectrometric techniques for emerging contaminants in fish, aquatic organisms, and water compartments. His research has had a profound impact on environmental toxicology, public health, and pharmaceutical sciences.

🏆 Accolades and Recognition

Dr. Mottaleb's outstanding contributions have been recognized with numerous prestigious awards and fellowships:

  • Merit Award (MA) by the American Chemical Society (2014).
  • Scientific and Technological Achievement Award (STAA) by the U.S. EPA (2005).
  • Science Achievement Award (SAA) in Chemistry by the U.S. EPA & American Chemical Society (2005).
  • EPA-NRC Award (2001), KOSEF Fellowships (2000), and multiple merit scholarships.
  • Chancellor Award (1987) from Bangladesh Universities. His membership in leading scientific organizations such as the American Chemical Society and the American Society for Mass Spectrometry highlights his dedication to scientific collaboration.

📝 Impact and Influence

Dr. Mottaleb’s research has garnered significant media attention, influencing policy discussions and public awareness of environmental contaminants. His work has been featured in Discovery Channel, MSNBC, LA Times, and National News. One of his widely recognized studies examined pharmaceutical contaminants in fish, highlighting the environmental impact of personal care products and drugs in aquatic ecosystems.

🌐 Legacy and Future Contributions

With over 80 peer-reviewed publications, Dr. Mottaleb continues to contribute groundbreaking research in analytical and environmental chemistry. His legacy includes mentoring young scientists, leading innovative research projects, and improving analytical methodologies for global environmental health. His future work is poised to further enhance drug discovery, environmental safety, and analytical chemistry techniques, ensuring his lasting impact on scientific advancements. Dr. M. Abdul Mottaleb’s career exemplifies scientific excellence, dedication to environmental health, and a commitment to fostering the next generation of researchers. His work remains invaluable in the fields of analytical chemistry and environmental sciences.

 

Publications


  • 📄 Improved analytical method for analysis of toxic/heavy metals in Fish by Inductively Coupled Plasma-Optical Emission Spectrometry (ICP-OES)
    Authors: Hind Msellek, Daniel R Johnson, Musavvir Arafat Mottaleb, Mohammed J. Meziani, M. Abdul Mottaleb
    Journal: Food and Humanity
    Year: 2025


  • 📄 Efficacy and in vitro pharmacological assessment of novel N-hydroxypyridinediones as hepatitis B virus ribonuclease H inhibitors
    Authors: Molly E. Woodson, Holly F. Walden, Mohammad Abdul Mottaleb, Grigoris Zoidis, John E. Tavis
    Journal: Antimicrobial Agents and Chemotherapy
    Year: 2025


  • 📄 In vitro evaluation of tropolone absorption, metabolism, and clearance
    Authors: Molly E. Woodson, Mohammad Abdul Mottaleb, Ryan P. Murelli, John E. Tavis
    Journal: Antiviral Research
    Year: 2023


  • 📄 Combined application of biosponges and an antifibrotic agent for the treatment of volumetric muscle loss
    Authors: Charles West, Connor Tobo, Jeffrey Au, David W. Griggs, Koyal Garg
    Journal: American Journal of Physiology - Cell Physiology
    Year: 2023


  • 📄 Effect of lifestyle-based lipid-lowering interventions on the relationship between circulating levels of per-and polyfluoroalkyl substances and serum cholesterol
    Authors: Stephanie Morgan, Mohammad Abdul Mottaleb, Maria P. Kraemer, Andrew J. Morris, Michael C. Petriello
    Journal: Environmental Toxicology and Pharmacology
    Year: 2023


Milene Praça-Fontes | Agricultural and Biological Sciences | Best Researcher Award

Mrs. Milene Praça-Fontes | Agricultural and Biological Sciences | Best Researcher Award

UFES | Brazil 

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Early Academic Pursuits 🎓

Mrs. Milene Miranda Praça-Fontes began her journey in biological sciences at the Federal University of Juiz de Fora, completing her Bachelor's and Licentiate degrees in Biological Sciences in 2003. Her early academic work focused on meiotic characterization and pollen viability in plant species, laying a foundation for her future research in cytogenetics. She further pursued a Master's and Doctorate in Genetics and Plant Breeding at the Federal University of Viçosa, specializing in cytogenetics, chromosomal characterization, and genomic quantification.

Professional Endeavors 🌟

As a professor at the Federal University of Espírito Santo (UFES), Mrs. Praça-Fontes has been instrumental in teaching, research, and administration. She has served as Coordinator of the Graduate Program in Genetics and Plant Breeding (2015–2019) and continues to mentor Master's and Ph.D. students. Her work extends to leading the Cytogenetics and Plant Tissue Culture Laboratory and participating in interdisciplinary research initiatives.

Contributions and Research Focus 🧬

Mrs. Praça-Fontes’ research focuses on:

  • Plant Cytogenetics: Investigating chromosomal behavior and DNA content.
  • Tissue Culture: Developing protocols for plant micropropagation and somatic embryogenesis.
  • Mutagenesis and Toxicity: Analyzing genotoxicity and cytotoxicity of chemical compounds and plant metabolites using bioassays.
    Her contributions have practical implications for plant breeding, ecological conservation, and environmental toxicity assessments.

Accolades and Recognition 🏆

Mrs. Praça-Fontes has received funding from prestigious organizations such as CNPq and FAPES for her groundbreaking research. She serves as an editorial member for international journals like Frontiers in Plant Science and Frontiers in Genetics and is a sought-after reviewer for numerous scientific publications.

Impact and Influence 🌍

Her work has influenced both academia and practical applications in plant science. Mrs. Praça-Fontes has made significant contributions to the development of sustainable agricultural practices, biodiversity conservation, and innovative methodologies in plant cytogenetics.

Legacy and Future Contributions 🌱

Mrs. Praça-Fontes is dedicated to advancing plant genetic research and training the next generation of scientists. Her ongoing projects aim to bridge gaps in sustainable agriculture and ecological restoration, ensuring her work leaves a lasting legacy in the field of plant science.

 

Publications


  • 📝 Phytotoxic and Cytogenetic Assessment of Glycerol Triazole Derivatives in Model Plants and Weeds
    Author(s): Thayllon de Assis Alves, Thammyres de Assis Alves, Poliana Aparecida Rodrigues Gazolla, Ângela Maria Almeida Lima, Mariana Belizario de Oliveira, Danilo Aniceto da Silva, Vagner Tebaldi de Queiroz, Róbson Ricardo Teixeira, Adilson Vidal Costa, Milene Miranda Praça‐Fontes
    Journal: Chemistry & Biodiversity
    Year: 2024

  • 📝 Chemical Composition, Phytotoxic, and Cytogenotoxic Properties of Essential Oils from Psidium cauliflorum and P. acidum (Myrtaceae)
    Author(s): Thammyres de Assis Alves, Aldino Neto Venancio, Thayllon de Assis Alves, Loren Cristina Vasconcelos, Amélia Carlos Tuler, Matheus Alves Silva, Lara Aparecida Nazareth Radael, Luciano Menini, Marcia Flores da Silva Ferreira, Milene Miranda Praça-Fontes
    Journal: Bragantia
    Year: 2024

  • 📝 Drying Temperature Affects the Quantity and Quality of the Essential Oil of Psidium Species and Contributes to Phytotoxicity in Model Plants
    Author(s): Aline dos Santos Bergamin, Isabelly da Silva Izidio, Loren Cristina Vasconcelos, Gustavo Fernandes Mariano, Luiza Alves Mendes, Milene Miranda Praça-Fontes
    Journal: Ciência e Agrotecnologia
    Year: 2024

  • 📝 Influence of Seasonal Variation on the Chemical Composition of Piper amalago Essential Oils and Their Phytocytogenotoxic Activity in Model Plants and Weeds
    Author(s): Loren Cristina Vasconcelos, Aline dos Santos Bergamim, Geisiele Silva Martins, Gustavo Fernandes Mariano, Luiza Alves Mendes, Tatiana Tavares Carrijo, Milene Miranda Praça-Fontes
    Journal: Bragantia
    Year: 2024

  • 📝 Investigation of Cytotoxic Activity and the Chemical Composition by Mass Spectrometry of Polar Extracts from Cissus verticillata Leaves
    Author(s): Augusto Cesar Santos Oliveira, Iasmini Nicoli Galter, Suiany Vitorino Gervasio, Maria do Carmo Pimentel Batitucci, Milene Praca Fontes, Silvia Tamie Matsumoto, Hildegardo Seibert Franca
    Journal: Revista Virtual de Quimica
    Year: 2024

 

 

Simon Bernard Iloki Assanga | Pharmacology, Toxicology and Pharmaceutical Science | Best Researcher Award

Prof Dr. Simon Bernard Iloki Assanga | Pharmacology, Toxicology and Pharmaceutical Science | Best Researcher Award

University of Sonora | Mexico

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Early Academic Pursuits

Dr. Simon Bernard Iloki Assanga embarked on his academic journey by obtaining a Bachelor's degree from the Pre-University Institute February 5 in Isle of Youth, Cuba, followed by a Graduate degree in Pharmaceutical Sciences from the University of Havana, Cuba. His academic pursuits culminated with a Doctorate in Pharmaceutical Sciences with a specialty in Immunology from the same institution in 2005.

Professional Endeavors

Dr. Assanga's professional career has been marked by a diverse array of roles, spanning from teaching to research. Noteworthy positions include his tenure as a Subject Teacher at the University of Sonora in Mexico, where he contributed to the Science department's Chemical-Biological sector. Additionally, he served as an Associate Full-Time Research Professor at the Department of Research and Postgraduate Studies in Food (DIPA) at the University of Sonora.

Contributions and Research Focus

Throughout his career, Dr. Assanga has made significant contributions to the field of pharmaceutical sciences and immunology. He has led various research projects, such as investigating the therapeutic potential of natural products for age-related macular degeneration and scaling up pilot plant production for nutraceuticals. His research interests also include exploring the chemical and nutritional composition of medicinal plants and their potential applications in healthcare.

Accolades and Recognition

Dr. Assanga's dedication and contributions have been recognized through numerous awards and honors. Notably, he received recognition for Outstanding Foreign Graduate from the Pharmacy Institute and Food at the University of Havana. He is also a member of prestigious scientific societies like the Society for Redox Biology and Medicine, highlighting his standing in the academic community.

Impact and Influence

Dr. Assanga's research, teaching, and participation in academic events have had a profound impact on the field of pharmaceutical sciences and immunology. His work in elucidating the therapeutic properties of natural products and mentoring students has contributed to advancements in healthcare and inspired future generations of researchers.

Legacy and Future Contributions

As a respected academic and researcher, Dr. Assanga's legacy lies in his extensive body of work, mentorship of aspiring scientists, and active participation in scientific discourse. His commitment to advancing knowledge in pharmaceutical sciences and immunology ensures that his contributions will continue to shape the field for years to come. In the future, he aims to further explore the therapeutic potential of natural products and collaborate on interdisciplinary research projects aimed at addressing pressing healthcare challenges.

Notable Publications

Targeting beta-catenin signaling for prevention of colorectal cancer – Nutraceutical, drug, and dietary options 2023

Nutraceutical and dietary resources for breast cancer prevention – Highlighting strategies for suppressing breast aromatase expression 2023 (1)

Nutraceuticals/Drugs Promoting Mitophagy and Mitochondrial Biogenesis May Combat the Mitochondrial Dysfunction Driving Progression of Dry Age-Related Macular Degeneration 2022 (10)

Targeting Sirt1, AMPK, Nrf2, CK2, and Soluble Guanylate Cyclase with Nutraceuticals: A Practical Strategy for Preserving Bone Mass 2022 (11)

Ferulic acid and berberine, via Sirt1 and AMPK, may act as cell cleansing promoters of healthy longevity 2022 (20)