Addis Ababa University - Ethiopia
SUMMARY
Dr. Diriba Muleta is an Associate Professor of Microbial Biotechnology with over 24 years of academic and research experience. Based at Addis Ababa University, he has led diverse national and international research projects in microbiology, particularly in soil microbial ecology, biofertilizers, and fermentation technology. His work spans agriculture, wastewater treatment, and public health microbiology. He has guided numerous MSc and PhD students and held leadership roles in academic and professional societies. Dr. Muleta's contributions have significantly advanced microbial biotechnology in Ethiopia and beyond, making him a prominent figure in the scientific community.
EDUCATION
Dr. Muleta earned his PhD in Microbiology from the Swedish University of Agricultural Sciences in 2007, following an MSc in Applied Microbiology from Addis Ababa University and a BSc in Biology from Asmara University. He further enriched his academic credentials with a one-year postdoctoral fellowship awarded by the Swedish Institute in 2014. His formal education laid a robust foundation for his expertise in microbial biotechnology and advanced applied microbiology. These qualifications equipped him to lead cutting-edge research and provide academic leadership in microbiological sciences at national and international institutions.
PROFESSIONAL EXPERIENCE
Dr. Muleta has held several key academic and leadership positions. He served as Head of the Department of Biology at Jimma University from 2010 to 2012 and is currently Interim Head of the Biotechnology Research Centre at Addis Ababa University. He was instrumental in projects funded by Belgian and Canadian governments, acting as Principal Investigator and advisor. His roles have extended to curriculum review, academic council participation, and mentoring over 30 MSc and numerous PhD students. He actively contributes to scientific communities and committees, exemplifying leadership across academic and research institutions.
RESEARCH INTEREST
Dr. Muleta's research interests encompass the ecological roles and applications of beneficial soil microorganisms including AMF, endophytes, and PGPR. He explores their use as biofertilizers and biocontrol agents to enhance sustainable agriculture and ecosystem restoration. His research also includes the screening of indigenous yeasts for fermentation, studies on mushrooms cultivation, and analysis of antifungal compounds from plants. He engages in water quality assessments and wastewater microbiology. His work addresses both fundamental microbial ecology and its practical applications in agriculture, health, and environmental management, aiming to improve livelihoods and ecological sustainability.
AWARD AND HONOR
Dr. Muleta was awarded a prestigious postdoctoral fellowship by the Swedish Institute in 2014, recognizing his academic excellence and research potential. He has also served on numerous academic boards and scientific committees, reflecting his professional standing and contributions to the field of microbiology. His roles in professional societies such as the Ethiopian Society for Microbiology and the Biological Society of Ethiopia further illustrate his recognition within the scientific community. These honors underscore his influence as a researcher, educator, and leader committed to advancing microbiological science in Ethiopia and internationally.
RESEARCH SKILL
Dr. Muleta possesses a broad skillset in microbial biotechnology, including the isolation and application of soil microbes, yeast characterization, and microbial analysis of water and soil. He is adept in designing and managing multidisciplinary research projects and translating findings into practical solutions for agriculture and environmental health. His skills extend to academic mentoring, curriculum development, and scientific communication. He also has experience working with local communities and stakeholders, enhancing the societal impact of his research. His methodological rigor and ability to integrate laboratory and fieldwork distinguish his scientific contributions.
CONCLUSION
Dr. Diriba Muleta stands out as a leading academic and researcher in microbial biotechnology. His decades-long commitment to teaching, research, and community service has influenced both scientific development and practical applications in agriculture and public health. Through leadership roles and collaborations, he has built a legacy of innovation, mentorship, and scientific excellence. His continued engagement in editorial duties, academic councils, and field research ensures his enduring impact on microbiological sciences in Ethiopia and globally. His work exemplifies the integration of research, education, and societal contribution in advancing sustainable development.
PUBLICATIONS
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Title: Enset Landraces: Conservation, Distribution, and Use in an Enset‐Based Agricultural System
Authors: Tafesse Kibatu, Tileye Feyissa, Sebsebe Demissew, Diriba Muleta, Preet Amol Singh
Journal: Scientifica (2025-01)
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Title: Enhancing pigment production by a chromogenic bacterium (Exiguobacterium aurantiacum) using tomato waste extract: A Statistical approach
Authors: Birhanu Zeleke, Diriba Muleta, Hunduma Dinka, Dereje Tsegaye, Jemal Hassen
Journal: Preprint (2024-10-17)
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Title: Improvement of nutritional composition of shiitake mushroom (Lentinula edodes) using formulated substrates of plant and animal origins
Authors: Buzayehu Desisa, Diriba Muleta, Mulissa Jida, Tatek Dejene, Abayneh Goshu, Tadesse Negi, Pablo Martin-Pinto
Journal: Future Foods (2024-06)
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Title: A Comparative Study on the Physicochemical and Antioxidant Properties of Honeys From Apis mellifera L. and Meliponula beccarii L. Collected From Western Oromia, Ethiopia
Authors: Ofijan Tesfaye, Diriba Muleta, Asnake Desalegn, Amarat (Amy) Simonne
Journal: International Journal of Food Science (2024-01)
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Title: Characterization and Antimicrobial Susceptibility Patterns of Listeria monocytogenes from Raw Cow Milk in the Southern Part of Ethiopia
Authors: Habtamu Hawaz, Mestawet Taye, Diriba Muleta, Meriam Tir
Journal: Journal of Food Quality (2023-10-13)