View of a multi channel pipette at the Faculty of Medicine of the Federal University of Minas Gerais (UFMG), in Belo Horizonte, stae of Minas Gerais, Brazil, on June 7, 2023. Inhibiting the addictive effects of cocaine or crack to prolong the abstinence of users who are struggling to quit: this is the objective of «Calixcoca», a promising therapeutic vaccine developed by Brazilian scientists. This project won a prize of 500,000 euros last week from the pharmaceutical company Eurofarma intended to finance innovative solutions with «high impact» in the health sector. (Photo by Douglas Magno / AFP)
