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Identification and Traceability of Microflora Contaminating the Different Stages of the Traditional Method of Shea Butter Processing

Received: 9 October 2016    Accepted: 2 November 2016    Published: 20 December 2016
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Abstract

The study into the traceability of the microflora contaminating the different stages of the traditional method of Shea butter processing was carried out with the aim of identifying the points of microflora contamination and also to track the movement of the associated microflora along the different stages of Shea butter processing into the final product. The microflora associated with the samples collected from the various stages of Shea butter processing from some villages in Kwara State was determined using the International Confectionery Association (ICA) specifications. The schematic flowchart of the Shea butter processing was used as a technique to track the associated microflora from their points of contamination to the final product. The results revealed the presence of fungi such as A. flavus, A. niger (aggregates) and Penicllium sp as well as bacteria such as Salmonella parathyphi, Enterobacter sp., Escherichia coli and Klebsiella sp. The points of entrance of these pathogens into the different processing stages include the use of microbe-infected Shea kernels, water source and sources of cross-contamination. The results also showed that the different microflora could move along the different processing stages into the Shea butter. This was as a result of below standard processing practices. The traceability results also revealed a mean microbial load of 100 cfu/2g for the Shea kernels collected from Apaola, Ilota and Futu villages while that of the grounded kernels were 40,45 and 50 cfu/2g for Apaola, Ilota and Futu villages, respectively. The increase in the mean microbial load of the kneaded paste when compared with the grounded kernels was attributed to introduction of water and due to certain other activities of the processors. The isolation of microbes from the processed Shea butter obtained from the three study locations was largely as a result of sources of cross-contamination from the processing environment. The results of this study indicate that purity of water, clean processing environment, clean working utensils, use of non-microbe infested Shea kernels and hygienic condition of processors must be regarded as critical factors in the processing of good quality Shea butter.

Published in International Journal of Microbiology and Biotechnology (Volume 1, Issue 1)
DOI 10.11648/j.ijmb.20160101.13
Page(s) 16-24
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Bacteria, Cross-contamination, Fungi, Shea Butter, and Traceability

References
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[9] Eneh, MCC (2010). An overview of Shea nut and Shea butter industry in Nigeria. A paper presented at the National seminar, Hydro Motel Limited, Niger state 4th-5th August.
[10] Esiegbuya, O. D. Okungbowa, F. I., Okogbenin O.B., Omoregie, K.O and Koloche, I. M (2015) Microbiological analysis of shea butter sold in markets in Nigeria. Nigerian Journal of Mycology.7: 33-43.
[11] Esiegbuya DO., Osagie, JI., Okungbowa, FI. and Ekhorutomwen E.O. (2014). Fungi associated with the postharvest fungal deterioration of Shea nuts and kernels Intern. Journal of Agriculture and Forestry 4(5): 373-379.
[12] Fong, TT., Griffin, DW., and Lipp, E K. (2005). Molecular assays for targeting human and bovine enteric viruses in coastal waters and their application for library- independent source tracking. Applied Environmental Microbiology71: 2070-2078.
[13] Gopinath, SCB., Anbu, P.and Hilda, A. (2005). Extracellular enzymatic activity in fungi isolated from oil rich environments. Mycoscience 46: 119-126.
[14] Hall, JB., Aebischer, PD., Tomlinson, HF., Osei-Amaning, E. and Hindle, JR. (1996). Vitellariaparadoxa: a Monograph. School of Agricultural and Forest Sciences, University of Wales, Bangor, UK. 105pp.
[15] Kapseu, C., Bup, ND., Tchiengang, C., Abi, CF. and Parmentier, M. (2007). Effect of particle size and drying temperature on drying rate and oil extracted yield of Buccholzia coriacea and Butyrospermum parkii. International Journal for Food Science and Technology 42: 573-578.
[16] Karin, L. (2004). Vitellaria paradoxaand feasibility of Shea butter project in the North of Cameroon. Master of Science thesis submitted to the University of Montana, USA.
[17] Klich, M. A (2002). Differentiation of Aspergillus flavusfrom Aspergillus parasiticusand other closely related species. Transaction of British Mycological. Society 91: 99-108.
[18] Makun, H. A., Gbodi T. A., Akanya O. H., Salako A. E and Ogbadu G. H. (2009) Health implications of toxigenic fungi found in two Nigerian staples: guinea corn and rice. African Journal of Food Science, 3 (9): 250-256.
[19] Maranz, S., Kpikpi, W., Wiesman, Z., Sauveur, A. D., Chapagain, B. (2004). Nutritional values and indigenous Preferences for Shea Fruits (Vitellaria Paradoxa C.F. Gaertn. F.) in African Agroforestry Parklands. Journal. of Economic Botany58(4): 588-600.
[20] Murray, P R., Weber, CJ. and Niles, AN. (1985)Comparative evaluation of three identification systems. Journal of Clinical Microbiology.22: 52–55.
[21] Okoye, O. E (2010). Export challenges of Shea nut-the way forward. A paper presented at the national seminar: Shea nut industry in Nigeria; exploiting its potential for economic growth and development.
[22] Okullo, JBL., Omujal, F., Agea, JG., Vuzi, PC., Namutebi, A., Okello, JBA. and Nyanzi, SA. (2010). Physico-chemical characteristics of Shea butter (Vitellaria paradoxa C.F. Gaertn.) oil from the Shea districts of Uganda. African. Journal Food, Agriculture. and Nutrition Development 10: 2070-2084.
[23] Olsen, P. (2001). Traceability of fish products. 1st Tracefish Conference, Copenhagen.
[24] Savitha, J., Srividya, S., Jagat, R., Payal, P., Priyanki, S., Rashmi, G. W. Roshini, K. T. and Shantala, Y. M. (2007). Identification of potential fungal strain(s) for the production of inducible, extracellular and alkalophilic lipase. African Journal of Biotechnology 6(5): 564-568.
[25] Tall, A. (2001). Traceability procedures based on FDA and CFIA regulations – an understanding. Infofish Intern5: 49-51.
[26] Thomas, BT., Effedua, HI., Agu, G., Musa, OS., Adeyemi, MT, Odunsi, OD., Adesoga, KO., Ogundero, O and Oluwadun, A. (2012) Fungi associated with the deterioration of garri (a traditional fermented cassava product) in Ogun state, NigeriaResearch., 4(2): 8-12.
[27] Tracefish (2001). European Commission Concerted Action Project QLK1-2000-00164 Traceability of Fish Products. Second Draft Information Standard for the Captured Fish Distribution Chains. http://www.tracefish.org
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  • APA Style

    Esiegbuya Daniel Ofeoritse, Okungbowa Francisca Iziegbe. (2016). Identification and Traceability of Microflora Contaminating the Different Stages of the Traditional Method of Shea Butter Processing. International Journal of Microbiology and Biotechnology, 1(1), 16-24. https://doi.org/10.11648/j.ijmb.20160101.13

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    ACS Style

    Esiegbuya Daniel Ofeoritse; Okungbowa Francisca Iziegbe. Identification and Traceability of Microflora Contaminating the Different Stages of the Traditional Method of Shea Butter Processing. Int. J. Microbiol. Biotechnol. 2016, 1(1), 16-24. doi: 10.11648/j.ijmb.20160101.13

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    AMA Style

    Esiegbuya Daniel Ofeoritse, Okungbowa Francisca Iziegbe. Identification and Traceability of Microflora Contaminating the Different Stages of the Traditional Method of Shea Butter Processing. Int J Microbiol Biotechnol. 2016;1(1):16-24. doi: 10.11648/j.ijmb.20160101.13

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  • @article{10.11648/j.ijmb.20160101.13,
      author = {Esiegbuya Daniel Ofeoritse and Okungbowa Francisca Iziegbe},
      title = {Identification and Traceability of Microflora Contaminating the Different Stages of the Traditional Method of Shea Butter Processing},
      journal = {International Journal of Microbiology and Biotechnology},
      volume = {1},
      number = {1},
      pages = {16-24},
      doi = {10.11648/j.ijmb.20160101.13},
      url = {https://doi.org/10.11648/j.ijmb.20160101.13},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ijmb.20160101.13},
      abstract = {The study into the traceability of the microflora contaminating the different stages of the traditional method of Shea butter processing was carried out with the aim of identifying the points of microflora contamination and also to track the movement of the associated microflora along the different stages of Shea butter processing into the final product. The microflora associated with the samples collected from the various stages of Shea butter processing from some villages in Kwara State was determined using the International Confectionery Association (ICA) specifications. The schematic flowchart of the Shea butter processing was used as a technique to track the associated microflora from their points of contamination to the final product. The results revealed the presence of fungi such as A. flavus, A. niger (aggregates) and Penicllium sp as well as bacteria such as Salmonella parathyphi, Enterobacter sp., Escherichia coli and Klebsiella sp. The points of entrance of these pathogens into the different processing stages include the use of microbe-infected Shea kernels, water source and sources of cross-contamination. The results also showed that the different microflora could move along the different processing stages into the Shea butter. This was as a result of below standard processing practices. The traceability results also revealed a mean microbial load of 100 cfu/2g for the Shea kernels collected from Apaola, Ilota and Futu villages while that of the grounded kernels were 40,45 and 50 cfu/2g for Apaola, Ilota and Futu villages, respectively. The increase in the mean microbial load of the kneaded paste when compared with the grounded kernels was attributed to introduction of water and due to certain other activities of the processors. The isolation of microbes from the processed Shea butter obtained from the three study locations was largely as a result of sources of cross-contamination from the processing environment. The results of this study indicate that purity of water, clean processing environment, clean working utensils, use of non-microbe infested Shea kernels and hygienic condition of processors must be regarded as critical factors in the processing of good quality Shea butter.},
     year = {2016}
    }
    

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  • TY  - JOUR
    T1  - Identification and Traceability of Microflora Contaminating the Different Stages of the Traditional Method of Shea Butter Processing
    AU  - Esiegbuya Daniel Ofeoritse
    AU  - Okungbowa Francisca Iziegbe
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    DO  - 10.11648/j.ijmb.20160101.13
    T2  - International Journal of Microbiology and Biotechnology
    JF  - International Journal of Microbiology and Biotechnology
    JO  - International Journal of Microbiology and Biotechnology
    SP  - 16
    EP  - 24
    PB  - Science Publishing Group
    SN  - 2578-9686
    UR  - https://doi.org/10.11648/j.ijmb.20160101.13
    AB  - The study into the traceability of the microflora contaminating the different stages of the traditional method of Shea butter processing was carried out with the aim of identifying the points of microflora contamination and also to track the movement of the associated microflora along the different stages of Shea butter processing into the final product. The microflora associated with the samples collected from the various stages of Shea butter processing from some villages in Kwara State was determined using the International Confectionery Association (ICA) specifications. The schematic flowchart of the Shea butter processing was used as a technique to track the associated microflora from their points of contamination to the final product. The results revealed the presence of fungi such as A. flavus, A. niger (aggregates) and Penicllium sp as well as bacteria such as Salmonella parathyphi, Enterobacter sp., Escherichia coli and Klebsiella sp. The points of entrance of these pathogens into the different processing stages include the use of microbe-infected Shea kernels, water source and sources of cross-contamination. The results also showed that the different microflora could move along the different processing stages into the Shea butter. This was as a result of below standard processing practices. The traceability results also revealed a mean microbial load of 100 cfu/2g for the Shea kernels collected from Apaola, Ilota and Futu villages while that of the grounded kernels were 40,45 and 50 cfu/2g for Apaola, Ilota and Futu villages, respectively. The increase in the mean microbial load of the kneaded paste when compared with the grounded kernels was attributed to introduction of water and due to certain other activities of the processors. The isolation of microbes from the processed Shea butter obtained from the three study locations was largely as a result of sources of cross-contamination from the processing environment. The results of this study indicate that purity of water, clean processing environment, clean working utensils, use of non-microbe infested Shea kernels and hygienic condition of processors must be regarded as critical factors in the processing of good quality Shea butter.
    VL  - 1
    IS  - 1
    ER  - 

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Author Information
  • Plant Pathology Division, Nigerian Institute for Oil Palm Research (NIFOR), Benin City, Nigeria; Department of Plant Biology and Biotechnology, University of Benin, Benin City, Nigeria

  • Department of Plant Biology and Biotechnology, University of Benin, Benin City, Nigeria

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