A Study of XS-04 in Patients with Relapsed or Refractory Hematologic Malignancies

This early-phase study tests an experimental drug called XS-04 in people with relapsed or treatment-resistant B-cell blood cancers (such as B-cell lymphoma), including diffuse large B-cell lymphoma (DLBCL), after standard treatments have stopped working. **You may be eligible if...** - You are between 18 and 75 years old - You have a B-cell blood cancer confirmed by biopsy - Your cancer has returned or stopped responding to existing treatments and there are no other suitable options - You are willing to sign consent and comply with the study **You may NOT be eligible if...** - You have serious organ dysfunction (heart, liver, kidneys) - You have active or uncontrolled brain involvement from your cancer - You are pregnant or breastfeeding - You have active serious infections Talk to your doctor to see if this trial is right for you.