First-in-human study of SOT106 to be initiated in second half of 2026, advancing a differentiated LRRC15 ADC toward early clinical signal SOTIO Biotech, a clinical-stage biopharmaceutical company owned by PPF Group, today announced that the U.S. Food and Drug Administration (FDA) has granted Orphan Drug Designation (ODD) to SOT106 for the treatment of osteosarcoma, reinforcing its potential as a