The Federação das Sociedades de Biologia Experimental (Federation of Experimental Biology Societies, abbreviated FeSBE) is a Brazilian scientific association which runs a number of the mainstream specialized societies in experimental biology and medicine. It was founded in 1985 and currently has the following member societies:
The Annual FeSBE Meeting has the same importance of its American counterpart, the Federation of Experimental Biology Societies (FEBS), although smaller in size. In 2005 the Meeting has had 3,768 participants (74% of which were undergrad or graduate students) and 2,940 posters were presented. About 90% of the participants came from states from the South and Southeast regions.