TAIPEI, Taiwan, April 26, 2021 — OBI Pharma, Inc., a Taiwan biopharma company (TPEx: 4174), today announced that the U.S.-based SWOG Cancer Research Network has started patient enrollment for a Phase I/II study of OBI-3424, a first-in-class (small-molecule prodrug) DNA alkylating agent that targets cancers expressing the aldo-keto reductase 1C3 (AKR1C3) enzyme.