- Somatic Cell Hybridisation (Rhode-St-Genèse, 12 March 1973). Organisers: J. Brachet and R. Tencer.
- Electron Microscopy of the Chick Blastoderm (Antwerpen, 21 May 1973). Organiser: L. Vakaet.
- Quantitative Cytochemical Methods (Liège, 12 December 1973). Organiser: R. Bassleer.
- Hormone-Induced Maturation in Oocytes (Rhode-St-Genèse, 10 May 1974). Organiser: J. Brachet.
- Quantitative Methods in Morphology (Louvain-en-Woluwé, 16 January 1976). Organiser: P. Baudhuin.
- Tests of Mutagenesis (Louvain-en-Woluwé, 5-6 April 1977). Organiser: M. Roberfroid.
- Immunocytochemical Techniques (Beerse, 27 February 1981).
- Advanced Microscopy Techniques in Cell Biology and Cell Biology of Epidermis (Beerse, 20 March 1993).
- Confocal Microscopy (Gent, 10 December 1993). Organiser: P. Van Oostveldt.
- Diagnostic Laboratory Methods in Peroxisomal Disorders(Gent, 18-21 May 94). Organiser: F. Roels.
