UCMSCs Combined With Standard Therapy for the Treatment of Newly Diagnosed Type 1 Diabetes

This study tests whether stem cell therapy (using stem cells from umbilical cord tissue) combined with standard treatment can better preserve insulin production in children and teens newly diagnosed with type 1 diabetes. The goal is to protect the remaining insulin-producing cells in the pancreas. **You may be eligible if...** - You are between 8 and 18 years old - You were diagnosed with type 1 diabetes within the past 6 months - You have at least one diabetes-related autoantibody, or have been diagnosed with autoantibody-negative type 1 diabetes - Your pancreas is still producing some insulin (based on lab tests) **You may NOT be eligible if...** - You were diagnosed with type 1 diabetes more than 6 months ago - Your pancreas is no longer producing detectable insulin - You or your guardian do not consent to stem cell therapy Talk to your doctor to see if this trial is right for you.