DUBLIN – Galecto Biotech Inc. raised $64 million in a series D funding round, which will enable the company to complete a phase IIb trial of its lead drug candidate, the inhaled galectin-3 inhibitor GB-0139, in idiopathic pulmonary fibrosis, and to move two other programs into phase II studies, in liver fibrosis and myelofibrosis, before year-end.