Dr. Paul N. Karanja

Address:                               P.O. BOX 62000-00200, Nairobi.
Telephone:                            067-5870001-5
Cellphone number:             +254-727 467 765
Office Extension number:   1976
Email:                                    pnkaranja@jkuat.ac.ke


University Education

Period Institution Achievement Subject
2011-2017 JKUAT PhD Food Science and Technology
2004-2008 Kenya Institute of Mgt. (KIM) DBM Business Management
2000-2002 Okayama University, Japan MSc Science of Bioresources
1994 Shimadzu Corporation & Okayama University Certificate Instrumental methods of Food Analysis
1987-1990 JKUCAT Dip-FT Food Technology


Responsibilities and Positions Held

Period Position Area Institution
Current Lecturer Food Science and Technology JKUAT
2006-2020 Chief Technologist Food Science Labs JKUAT
2002-2005 Senior Technologist Food Science Laboratories JKUAT
1992-2002 Technologist Food Science laboratories JKUAT
1991 Technologist- in-Charge University Bakery JKUCAT


Research and Teaching Areas

  1. Food Analysis
  2. Food Quality Assurance


Selected Research Projects

  1. Project Name: Quality and Safety of Street vended ready to eat foods
    Duration: 2019-Ongoing
    Goal: Ascertain the Quality and safety
    Funding: Germany’s DAAD
  2. Project Name: Utilization of green-shelled beans
    Duration: 2018-Ongoing
    Goal: Promote consumption of the green beans
    Funding: National Research Fund (NRF)
  3. Project Name: Bamboo Shoots utilization as food
    Duration: 2011-2017
    Goal: Find alternative food source
    Funding: JICA through Africa-ai-Japan project


Selected Research Publications

  1. Johnson Mwove, Samuel Imathiu, Irene Orina and Paul Karanja (2020). Multinomial Logistic Regression Analysis of Factors Influencing Food Safety, Hygiene Awareness, and Practices Among Street Food Vendors in Kiambu County, Kenya. Current Research in Nutrition and Food Science Journal8(3)
  2. Johnson Mwove, Samuel Imathiu, Irene Orina and Paul Karanja (2020). Food safety knowledge and practices of street food vendors in selected locations within Kiambu County, Kenya. African Journal of Food Science 14(6):174-185. DOI: 10.5897/AJFS2020.1929
  3. George Ooko Abong, Jackline Akinyi Ogolla, Michael Wandayi Okoth, Bruno De Meulenaer, Jackson Ntongai Kabira, Paul Karanja, and Jacxsens Liesbeth (2020). Dietary acrylamide intake by potato crisps consumers: A case of Nairobi County. Open Agriculture, Vol 5, No. 1. https://doi.org/10.1515/opag-2020-0086
  4. Paul N. Karanja, Glaston M. Kenji, Simon M. Njoroge, Daniel N. Sila, Christine A. Onyango, Hiroshi Koaze, Naomichi Baba (2015). Compositional Characteristics of Young Shoots of Selected Bamboo Species Growing in Kenya and Their Potential as Food Source. Journal of Food and Nutrition Research, Vol. 3, No. 9, 607-612.