Laguna Biotherapeutics Inc. has obtained IND clearance from the FDA for its cancer immunotherapeutic LGNA-100 (QUAIL-100). The planned first-in-human phase I study will evaluate LGNA-100 in pediatric and young adult participants with high-risk acute leukemias and myelodysplastic syndromes following αβ-depleted hematopoietic stem cell transplantation (HSCT) to prevent leukemic relapse.