Dr. George Osei Adjei

Dr. George Osei Adjei

Head of Department, Medical Laboratory Technology

Dr. George Osei Adjei is a registered member of the America Society for Microbiology and Allied professions Council. He has worked with top-notch institutions such as Noguchi Memorial Institute for Medical Research, Ghana Water Company Limited, Center for Scientific Research into Plant Medicine Biochemistry Center, University of Heidelberg where he embarked on various researches in the field of Biology.

He is a PhD holder in (Clinical Laboratory Diagnostics: Microbiology and Molecular Biology) from the Jiangsu University, P.R. China, School of Medicine, Biochemistry and Molecular Department. His career path and progress has been characterised by hard work and dedication to work. From a biology teacher and a research assistant at some point in his life, he joined Accra Technical University as a lecturer/ Molecular Diagnostics/cell Biology and Genetics in October 2014.

He received his Bachelor of Science in(Biological) from the University of Cape Coast and  MSc. In Clinical  Microbiology from the Kwame Nkrumah University of Science and Technology.

He was the former Head of Department of Science Laboratory Technology in September 2019. He has to his credit fourteen (14) research publications.



1) Osei-Adjei G., Mills-Robertson, F.C., Tay, S.C.K., Apea-Bah, F.B., Adu-Gyamfi, A. (2014). Microbial Characterization of spoilage microbes of dry herbal medicinal powders/teas. Canadian Journal of Pure and Applied Sciences. Vol 8, No.2, pp. 2845-2849

2) Osei-Adjei G., Hackman, H.K., Mills-Robertson, F.C., Tay, S.C.K. (2013). Quality Assessment of Aqueous Herbal/Medicinal Products Sold On The Ghanaian Market. Journal of Food Science and Quality Management. Vol. 20, pp 13-18

3) Hackman, H.K., Osei-Adjei, G., Gordon, A., Laryea, E., Quaye, S., Anison, L., Brown, C.A., Twum-Danso, K. (2013). The Reliability of using Vitek2 compact system to detect ESBL producing isolates in Escherichia coli and Klebsiella pneumoniae in Accra, Ghana. Advances in Life Science and Technology. Vol. 13, pp. 84-90

4) Osei-Adjei G, Gao H, Zhang Y, Zhang L, Yang W, Yang H, Yin Z, Huang X, Zhang Y and Zhou D. (2017). Regulatory actions of ToxR and CalR on their own genes and type III secretion system 1 in Vibrio parahaemolyticus. Oncotarget, 8(39):65809-65822.

5) Osei-Adjei G, Huang X and Zhang Y. (2018). The extracellular proteases produced by Vibrio parahaemolyticus. World. J. Microbiol. Biotechnol, 34(5):68.

6) Lu R, Osei-Adjei G, Huang X and Zhang Y. (2018). Role and regulation of the orphan APhA protein of quorum sensing in pathogenic Vibrios. Future Microbiol, 13:383-391.

7) Zhang L, Osei-Adjei G, Zhang Y, Gao H, Yang W, Zhou D, Huang X, Yang H and Zhang Y. (2017). CalR is required for the expression of T6SS2 and the adhesion of Vibrio parahaemolyticus to HeLa cells. Arch. Microbiol, 199(6):931-938.

8) Zhang Y, Osei-Adjei G, Ni B, Fang H, Zhang L, Zhao X, Huang X, Yang H, Yang W, and Sun F. (2016). Transcription of exsD is repressed directly by H-NS in Vibrio parahaemolyticus. Microb. Pathog, 97:221-225.

9) Gao H, Zhang L, Osei‐Adjei G, Yang W, Zhou D, Huang X, Yang H, Yin Z and Zhang Y. (2017). Transcriptional regulation of cpsQ‐mfpABC and mfpABC by CalR in Vibrio parahaemolyticus. Microbiol, Open, 6(4).

10) Zhang Y, Hu L, Osei-Adjei G, Zhang Y, Yang W, Yin Z, Lu R, Sheng X, Yang R, Huang X and Zhou D. (2018). Autoregulation of ToxR and its regulatory actions on major virulence gene loci in V. parahaemolyticus. Front. Cell. Infect. Microbiol, 8:291. doi: 10.3389/fcimb.2018.00291

11) Zhang Y, Gao H, Osei-Adjei G, Zhang Y, Yang W, Yang H, Yin Z, Huang X and Zhou D. (2017). Transcriptional regulation of the type VI Secretion system 1 genes by quorum sensing and ToxR in Vibrio parahaemolyticus. Front Microbiol 8, 2005.

12) Zhao X, Liu R, Tang H, Osei-Adjei G, Xu S, Zhang Y and Huang X. (2018). A 3’UTR-derived non-coding RNA RibS increases expression of cfa and promotes biofilm formation in Salmonella enterica serovar Typhi. Res Microbiol, 169(6):279-288.

13) Zhang Y, Xia L, Lin L, Tang H, Osei-Adjei G, Xu S, Zhang Y and Huang X. (2018). Reciprocal regulation of OmpR and Hfq and their regulatory actions on the Vi polysaccharide capsular antigen in Salmonella enterica Serovar Typhi. Curr. Microbiol, 75(6):773-778

14) Zhang Y, Yan D., Xia L, Zhao X, Osei-Adjei G, Xu S, Sheng S and Huang X. (2016). The malS-5’UTR regulates hisG, a key gene in the histidine biosynthetic pathway in Salmonella enterica serovar Typhi. Can. J. Microbiol, 63:287-285.