Dr. Abdulsudi Zacharia’s profile

Abdulsudi Issa-Zacharia, was born in Bukoba, The United Republic of Tanzania, currently is a Senior lecturer at the Department of Food Science and Agro-processing, School of Engineering and Technology, Sokoine University of Agriculture (SUA).

He obtained the Bachelor of Science degree (BSc) in Food Science and Technology in 2003 with First Class Honor. During his undergraduate studies at SUA, he excelled and received awards as the overall best student and consequently was awarded a JASSO scholarship to Kagoshima University as an exchange student for one year. He obtained his M.Sc. in Food Technology with great honour/distinction (magna cum laude) from the the Department of Food Safety and Food Quality, Facultly of Bioscience Engineering, Ghent University in 2006. He was later awarded with a MOMBUKAGAKUSHO scholarship and consequently in 2011 obtained his Doctor of Philosophy (Ph.D.) degree on the Efficacy of Slightly Acidic Electrolyzed Water as a Novel Non-thermal Sanitizer for microbiological food safety control.

He is an author of 10 publications in scientific peer-reviewed journals, co-author of 11 publications in scientific peer-reviewed journals, more than 10 abstracts and poster presentations in scientific conferences. He has given 2 oral presentations at international scientific conferences and several oral presentations at a national scientific conference and at international scientific conference. Abdulsudi has extensive knowledge in Food Processing, Food Security and Food Safety, with 16 years experience in the field. At the University he is involved in teaching both graduate and undergraduate programs; supervising undergraduate research projects, masters and PhD theses; research, outreach and consultancy activities. He offers courses related to Food Technology & Processing, Food Security and Food Safety including, Introduction on Food science and Technology, Food analysis and Instrumentation, Food Microbiology,Technology of Meat and Fish products.

Academic/Educational Background

PhD, 2011, Kagoshima University, JAPAN

MSc (Food Technology), 2006, Gent University/ KU Leuven, BELGIUM

B.Sc. (Food Science and Technology), 2003, Sokoine University of Agriculture, Tanzania

Research Interests / Areas

Food Safety, Food processing and Product Development, Food Security, Food Microbiology, Food reservation with emphasis on Non-Thermal Preservation Techniques.

Funded Research Projects

Member: Five (5) researchers (three Tanzanians and two Danish) multidisciplinary team

Project title: Enterprise Development in Solar dehydration of Fruits and Vegetables for   youth employment creation, January 2009 – December 2012

Sponsor: Danish International Development Agency (DANIDA)

List of courses

Food Microbiology

Plant layout and Maintenance

Technology of Meat and Fish Products

Safety and Quality in Handling and Processing of Meat, Poultry, and Fish

Students Supervision

Supervised more than 50 undergraduate final year special projects and 10 Postgraduate (MSc. and PhD) students research in the area of Food processing.

Journal articles

Ndabikunze B.K, Mumba F.G, Ngowi, H., Chove L., Mongi R., and Issa-Zacharia, A. 2017. Development and sensory evaluation of yoghurt  flavoured with solar dried fruits. Journal of Agricultural Science and Food Technology. 3 (7), 125-131.

Chove L,M., Issa-Zacharia, A, Grandison, A S. and Lewis M, J. 2013. Proteolysis of milk heated at high temperatures by native enzymes analysed by trinitrobenzene sulphonic acid (TNBS) method.  African Journal of Food Science, 7 (8). 232-237.

Issa-Zacharia, A., Kamitani, Y., Miwa, N., Muhimbula, S.H., Iwasaki, K. 2011. Application of slightly acidic electrolyzed water as a potential non-thermal food sanitizer for decontamination of fresh ready-to-eat vegetables and sprouts. Food Control. 22:601-607.

Issa-Zacharia, A., Kamitani, Y., Muhimbula, S. H and Ndabikunze, B.K. 2010. A review of microbiological safety of fruits and vegetables and the introduction of electrolyzed water as an alternative to sodium hypochlorite solution. African Journal of Food Science, 4(13):778-789

Issa-Zacharia, A., Kamitani, Y., Tiisekwa, A., Morita, K., Iwasaki, K. 2010. In vitro inactivation of Escherichia coli, Staphylococcus aureus and Salmonella spp. using slightly acidic electrolyzed water. Journal of Bioscience and Bioengineering. 110 (3): 308-313

Issa-Zacharia, A., Kamitani, Y., Morita, K., Iwasaki, K. 2010. Sanitization potency of slightly acidic electrolyzed water against pure cultures of Escherichia coli and Staphylococcus aureus, in comparison with that of other food sanitizers. Food Control. 21:740-745.

Issa-Zacharia, A., Kamitani, Y., Muhimbula, S.H., Iwasaki, K. 2010. Antimicrobial effect of slightly acidic electrolyzed water for inactivation of Salmonella spp. and Escherichia coli on fresh Strawberries (Fragaria L.). African Journal of Microbiology Research. 4:2174-2180.

Issa-Zacharia, A., Kamitani, Y., Oshige, A., Konomi, M., Morita, K., Iwasaki, K. (2009). Effect of storage conditions on physicochemical properties of Slightly Acidic Electrolyzed Water.- Their consequences on its in vitro inactivation of E.coli suspension. Journal of the Japanese Society of Agriculture Technology Management. 15(3): 186-196.

Issa-Zacharia, A., Morita, K., Kamitani, Y. (2009). Stability of Slightly Acidic Electrolyzed Water on storage and its microbial Inactivation effectiveness on the aerobic microflora present on intact spinach (Spinancia oleracae L.) leaves. J.SASJ 39(4): 259-267.

Issa-Zacharia, A., Morita, K., Kamitani, Y., Iwasaki, K. (2009). Decontamination of Japanese mustard green (Brassica japonica) from Escherichia coli using Slightly Acidic Electrolyzed Water. African Journal of Microbiology Research. 3(10): 649-653.

Issa-Zacharia, A., Morita, K., Kamitani, Y. (2009). Efficacy of Anaerobic Methane Fermentation system on Shochu Waste Treatment. Journal of the Society of Agricultural Structures, Japan (SASJ). 39 (4):249-258.

Ndabikunze B. K., Talwana H. A. L., Mongi R. J., Issa-Zacharia A., Serem A. K. Palapala V. and Nandi J. O. M. (2011). Proximate and mineral composition of cocoyam (Colocasia esculenta L. and Xanthosoma sagittifolium L.) grown along the Lake Victoria Basin in Tanzania and Uganda. African Journal of Food Science 5(4), 248 – 254.

Ndabikunze B. K., Masambu B. N., Tiisekwa B. P. M. and Issa-Zacharia A. (2011). The production of jam from indigenous fruits using baobab (Adansonia digitata L.) powder as a substitute for commercial pectin. African Journal of Food Science. 5(3), 168-17.

Muhimbula, S. H., Issa-Zacharia, A., and Kinabo, J. (2011). Formulation and sensory evaluation of complementary foods from local, cheap and readily available cereals and legumes in Iringa, Tanzania.  African Journal of Food Science, 5(1):26-31.

Muhimbula, S. H., and Issa-Zacharia, A. (2010). Persistent child malnutrition in Tanzania: Risks associated with traditional complementary foods (A review). African Journal of Food Science, 4(11):679-692.

Nandonde, S.W., Msuya, E. E Mtenga, L. A and Issa-Zacharia, A. (2013). Assessment on consumer preference and willingness to pay for finished and chilled tender beef in Southern Highland Regions of Tanzania. Livestock Research for Rural Development, 25 (1) 2013.

Kamitani, Y., Issa-Zacharia, A., Hiejima, H., Morita, K and Yagi, F (2009). Fundamental study on bactericidal effect of sodium hypochlorite. Journal of the Japanese Society of Agriculture Technology Management. 16(1): 23-27.

Kamitani, Y., Issa-Zacharia, A., Ayaka Oshige, O., Morita, K. (2009). Prevention of burdock root browning using strong acid electrolyzed water. Journal of the Japanese Society of Agriculture Technology Management.116(1): 11-15.

Kamitani, Y., Issa-Zacharia, A., Ayaka Oshige, O., Konomi, M., Kimura, S., Morita, K. (2009). Generation system of sterilized water using electro-dialysis technology.-First report: Manufacturing principles and its bactericidal effects. Journal of the Japanese Society of Agriculture Technology Management. 16(1): 17-21.

Kamitani, Y., Issa-Zacharia, A., Hiejima, H., Morita, K and Yagi, F. (2008). Bactericidal effect of Strong Acid Electrolyzed Water: The role of Oxidation Reduction Potential. Journal of the Japanese Society of Agriculture Technology Management. 15(2):81-85.

Kamitani, Y., Issa-Zacharia, A., Hiejima, H., Morita, K and Yagi, F (2008). Influence of the resource water’s quality on the bactericidal effect of Strong Acid Electrolyzed Water (SAcEW)-Focusing on its carbonate ion content as the pH change inhibitor- Journal of the Society of Agricultural Structures, Japan (SASJ). 39(2):141-146.

Kamitani, Y., Issa-Zacharia, A., Hiejima, H., Morita, K and Yagi, F. (2008). Fundamental study of strong alkaline electrolyzed water for rinsing in food processing. Journal of the Japanese Society of Agriculture Technology Management. 16(2):87-93

Boeckaert C; Vlaeminck B; Dijkstra J; Issa-Zacharia A; Van Nespen T; Van Straalen W; Fievez V. (2008). Effect of Dietary Starch or Micro Algae Supplementation on Rumen Fermentation and Milk Fatty Acid Composition of Dairy Cows. Journal of dairy science. 91(12):4714-27.

Boeckaert, C.; Boon, N.; Abdulsudi, I-Z.; Verstraete, W.; Fievez, V. (2006). Accumulation of biohydrogenation intermediates and changes in the rumen protozoal population after micro algae feeding to dairy cattle. Commun Agric Appl Biol Sci. 2006 ;71 (1):83-6  (Communications in agricultural and applied biological sciences)

Articles in proceedings

Issa-Zacharia, A., Morita, K., Kamitani, Y., Iwasaki, K. (2010). Sanitization efficacy of slightly acidic electrolyzed water on selected fresh ready-to-eat vegetables commonly consumed in Japan. Proceedings of the 5th International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB). 5-7 April 2010, Fukuoka, Japan.

Issa-Zacharia, A., Morita, K., Kamitani, Y., Iwasaki, K. (2010). Bactericidal effectiveness of Slightly Acidic Electrolyzed Water against Salmonella spp and Escherichia coli on Fresh Strawberries (Fragaria L.). 2010. Proceedings of the 5th International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB). 5-7 April 2010, Fukuoka, Japan.

Miwa, N., Issa-Zacharia, A., Morita, K., Kamitani, Y., Takamine, K. (2010). Cleaning effect of Sweet poptato adhesive substances “Imo yani” in Shochu industry using Strong Alkaline Electrolyzed Water. (2010). Proceedings of the 5th International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB). 5-7 April 2010, Fukuoka, Japan.

Kashiwagi, A., Issa-Zacharia, A., Miwa, N., Kamitani, Y., Sueyoshi, T., Iwasaki, K. (2010). Ascorbic acid enhances the activity o superoxide dismutase in alkaline electrolyzed water. Presented at the International Symposium on Food Function, Safety and Health. Kagoshima University, March 24, 2010.

Issa-Zacharia, A., Morita, K., Kamitani, Y., Iwasaki. (2009). Efficacy of Slightly Acidic Electrolyzed Water on inactivation of aerobic microorganism present on intact (Spinacia oleracea L.) leaves. International Food Machinery and Technology Exhibition [FOOMA] Academic Plaza Research Summaries Vol-16, 9^th-12^th June, 2009, TOKYO Big Site, JAPAN.

Issa-Zacharia, A., Morita, K., Kamitani, Y., Iwasaki. (2009). Effectiveness of Slightly Acidic Electrolyzed Water in microbial decontamination of ready-to-eat vegetables. Joint Conference on Environmental Engineering in Agriculture, 15^th-18^th September 2009, Tokyo, JAPAN.

Issa-Zacharia, A., Morita, K., Kamitani, Y., Iwasaki (2009). In vitro inactivation of Escherichia coli using Slightly Acidic Electrolyzed water. Joint Conference on Environmental Engineering in Agriculture, 15^th-18^th September 2009, Tokyo, JAPAN.

Issa-Zacharia, A., Morita, K., Kamitani. (2008). In vitro sterilization of Escherichia coli -1268, Rhizopus stolonifer -6021 and Bacillus cereus and decontamination of fresh cabbage using Strong Acidic Electrolyzed water. In: The Japanese Society of Agricultural Structures 2008 Annual Conference, 21^st – 22^nd August 2008, Tsukuba University, Japan.

Issa-Zacharia, A., Morita, K., Kamitani. (2008). Stability of Slightly Acidic Electrolyzed Water with respect to changes of its pH, oxidation-reduction potential and available chlorine concentration on storage. In: The Japanese Society of Agricultural Structures 2008 Annual Conference, 21^st – 22^nd August 2008, Tsukuba University, Japan.

Issa-Zacharia, A., Morita, K., Kamitani. (2008). The use of electrolysis in food and agricultural waste treatment, a case study of “Shochu” waste. In: The Japanese Society of Agricultural Structures 2008 Annual Conference, 21^st – 22^nd August 2008, Tsukuba University, Japan.

Morita, K., Issa-Zacharia, A., Kamitani, Y. (2008). Application of electrolysis for waste water treatment contained organic substance. In: Proceedings of the 4th International Symposium on Machinery and Mechatronics for Agriculture and Biosystems Engineering (ISMAB), 27-29 May 2008, Taichung, Taiwan.

Morita, K., Tanaka, F., Umetsu, T., Issa-Zacharia, A., Mjema, I., Origuchi, Y., Motoyama, T. (2003). Anaerobic methane fermentation on shochu wastewater treatment. ASAE paper 036226, 1-9 (American Society of Agricultural Engineers).

Seminars/Conferences/Workshops Attended

The 2009 Agriculture 1 General Seminar (organised by the United Graduate School of Agricultural Sciences, Kagoshima University) held at JADE GARDEN PALACE, Kagoshima, Japan on 9^th – 11^th  November, 2009.

Food components with special physiological or biochemical functions. Special seminar held at Kagoshima University, JAPAN on 3^rd-4^th  August 2009.

Basic Technology of Biomass resources for application. Special seminar held at Kagoshima University, JAPAN on 9^th August 2008.

Structural Basis and Novel Functions of Egg white proteins. A special seminar held at Kagoshima University, JAPAN on 25^th – 26^th August 2008.

Application and Biomedical Aspects of Food Proteins and Peptides: Drugs from the Deep. A special seminar held at Kagoshima University, Japan on 18^th – 19^th August 2008.

The use of Insect virus for Microbial Control. A special seminar held at Kagoshima University, Japan on 130^th October, 2008.

Application and Utilization of Food Functions. A special seminar held at Kagoshima University, Japan on 16^th October 2008.

The UGSAS 2008 General Seminar (organised by the United Graduate School of Agricultural Sciences) held at OKINAWA, Japan on 4^th-6^th November 2008.

Google Scholar

https://scholar.google.com/citations?user=fti6eZMAAAAJ&hl=en

Research Gate

https://www.researchgate.net/profile/Abdulsudi-Issa-Zacharia

 Consultant, Reviewer, External Examiner

Department of Food Science & Agro-processing

School of Engineering and Technology

P.O. Box 3006

Main Campus, SUA MOROGORO

Mobile: +255 757 550878 or +255 719 798778

Email: aissazac[at]sua.ac.tz   or  aissazac[at]gmail.com