*      Immunopharmacology. Organizer: Groningen Utrecht Institute for Drug Exploration (GUIDE), 14-25 November, 1994.

*      Laboratory Animal Science & Microsurgery. Organizer: Utrecht University, 19-30 June, 1995, Utrecht, The Netherlands.

*      The Workshop “Gene Transpection and Expression”. Organizer: National Research Center for Genetic Engineering & Biotechnology, 17-25 August 1996, Tehran.

*      Department of Pharmacology & Pathobiology, Utrecht University, the Netherlands; research work and writing, 1 month, Summer 1997

*      Department of Pharmacology & Pathobiology, Utrecht University, the Netherlands; presentation and research work, 1 month, Summer 1998

*      Workshop on the Methodology of Behavioral Studies in Physiology & Pharmacology. Organizers: The Iranian Pasteur Institute and Tehran Medical University, 11-14 September 2000, Tehran, Iran.

*      Educational and Explanatory Workshop on Productivity Movement in the West Azerbaijan Province, 6 September 2001, Urmia, Iran.

*      Cell Culture Workshop, Organizer: Baghiyyatollah Medical University, 8-9 May 2004, Tehran, Iran.