A Phase I, First in Human Study of CBA-1535, T Cell Engager(5T4/CD3/5T4) in Patients With Advanced Solid Tumors.

Inclusion Criteria: * Patients who provide voluntary written informed consent to participate in the study * ECOG performance status: \<= 1 * Patients with 3 months or longer life expectancy * Patients with solid tumors for whom no standard therapy is available or who are refractory to or intolerant of standard therapy Exclusion Criteria: * Patients who received other investigational drug or antibody drugs, including immune checkpoint inhibitor within 28 days prior to enrollment * Patients who received anti-cancer drug within 14 days prior to enrollment * Patients with previous or suspected hypersensitivity to protein preparations such as therapeutic antibodies (Chinese hamster ovary cell-derived drugs) or any component of the study drug