Romanos Siaperas




06/2020 – present

Ph.D. in Biotechnology

National Technical University of Athens (NTUA)

School of Chemical Engineering

Biotechnology Laboratory

Ph.D. Thesis: Discovery of biocatalysts with industrial interest from marine fungi with the use of -omics technologies


10/2013 – 2/2019

Diploma in Chemical Engineering

National Technical University of Athens (NTUA)

School of Chemical Engineering

Upper Second-Class Honours (7.24/10)

Diploma Thesis: Discovery of novel enzymes with laccase activity from marine symbiotic fungi isolated from mesophotic invertebrates





2. Nikolaivits E., Siaperas R., Agrafiotis A., Ouazzani J., Gioti A., Topakas, E.  Functional and transcriptomic investigation of laccase activity in the presence of PCB29 identifies two novel enzymes and the multicopper oxidase repertoire of a marine-derived fungus. Sci. Total Environ. 2021, In Press

1. Gioti A., Siaperas R., Nikolaivits E., Le Goff G., Ouazzani J., Kotoulas G., Topakas E. Draft genome sequence of a Cladosporium species isolated from the mesophotic ascidian Didemnum maculosum. Microbiology Resource Announcements, 2020, 9:e00311-20; doi: 10.1128/ MRA.00311-20





Greek (Native speaker)

English (C2 Level)

German (C2 Level)





Nikolaivits E., Agrafiotis A., Siaperas R., Fokialakis N., Ouazzani J., Topakas E. Discovery of novel enzymes from marine-derived mesophotic fungi able to bioconvert chlorinated aromatic pollutants. BIOTRANS, July 7-11, 2019, Groningen, The Netherlands, Poster 457.


Nikolaivits E., Agrafiotis A., Siaperas R., Termentzi A., Fokialakis N., Ouazzani J., Topakas E. Exploiting marine fungal biodiversity for the bioremediation of chlorinated aromatic pollutants and discovery of novel enzymes. 7th International Conference on Sustainable Solid Waste Management, Crete Island, Greece, 2019.



Work Experience





Microbiology quality control, Evaluation of  home and personal care household products



Praktical Skills


Analytical laboratory techniques, management of laboratory equipment:

Agarose and SDS-PAGE electrophoreses, Cell growth and cultivation methods, Enzyme purification, Enzyme characterization (substrate specificity, optimal activity conditions), Analysis of kinetic data,


Other Skills


Programming Languages: Python, R, Bash

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