Carao Ventures Leads US$2m Follow-on Investment in Costa Rican Biotech Startup Speratum January 16, 2019 Carao Ventures led a US$2m follow-on investment in Speratum, a Costa Rican biotech focused on microRNA-directed oncology therapies primarily for pancreatic and ovarian cancers. Carao previously invested US$800k when Speratum…