As of 1 April 2026, the PSJD database will become an archive and will no longer accept new data. Current publications from Polish scientific journals are available through the Library of Science: https://bibliotekanauki.pl
Overviews of current vaccine development in respects to the idea of elaborate vaccines simple to handling and administer. The progress made recently in technologies concerning adjuvants, antigen formulation and vaccine delivery systems has been summarized. Special attention has been focused on mucosal way of vaccine application and orally induced immunity as well newest achievements in the technology using plant as vaccine carriers.