A small clinical trial for people with Type 1 diabetes combined a transplant with an experimental antirejection drug, allowing some patients to stop taking insulin. More research is needed, but experts are cautiously optimistic about the results. ↧ In early clinical trial, people with Type 1 diabetes are able to go... More research is needed, but experts are cautiously optimistic about the results. Patients in the trial got an experimental drug to prevent transplant rejection with fewer side effects.