Cuiabá, Brazil - June 2019 - More than 130 Past Pupils of the São Gonçalo Salesian Institute launched a blood donation campaign in Cuiabá on June 17th, which will end on August 30th. The objective is to obtain 1,125 donations, to increase the blood supply of the city collection center and to increase the number of registered regular donors. With a single donation up to four lives can be saved. The initiative of the Past Pupils is inserted in the apostolic activities promoted on the occasion of the 125th anniversary of the arrival of the first Salesian missionaries in Mato Grosso, and is the first of others that will follow for the benefit of society.