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Dr. Pieter-Jan Ceyssens BSc

Unit Head 'Antibiotics & Resistance'

Pieter-Jan Ceyssens (19/02/1982) obtained his master in Bioscience Engineering and graduated cum laude in 2004. He completed his PhD in Bioscience Engineering at the department of Biosystems (University of Leuven) in 2009. This research was funded by an IWT scholarship and focused on phylogenetics of phages infecting Pseudomonas aeruginosa. Afterwards, and funded by PDM/FWO postdoctoral fellowship (2010-2013), he successfully applied multi-omics approaches for phage-host interaction studies. During his postdoc, he spend research time at the MFPL Laboratories at the University of Vienna (Prof. Udo Bläsi) on transcriptomics, and at the University of Pittsburg (Prof. Graham Hatfull) on phage recombineering.

Since 2014, he is affiliated with Sciensano and was appointed head the Unit ‘Antibiotics & Resistance’ in 2015. This unit is embedded within the division of Human Bacterial Diseases, which groups National Reference Centers (NRCs) of Salmonella, Shigella, Listeria, Yersinia, Neisseria and Mycobacterial spp. He leads a team of 2 postdoc-level scientist and three lab technicians, and is currently co-promoter of 2 PhD candidates.  He is One Health focal point for Antimicrobial Resistance at Sciensano (2018-2023), elected member of the board of directors of the Belgian Society of Microbiology (2021-2027), member of the Belgian Pharmacopeia submission Biology (2021-2026) and chair of the EU working group on the establishment of a General Chapter on phage therapeutics in the European Pharmacopeia.

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