40
Participants
Start Date
October 1, 2022
Primary Completion Date
June 30, 2025
Study Completion Date
December 31, 2025
Human umbilical cord mesenchymal stem cells
Human umbilical cord mesenchymal stem cells (1 × 10 \^6 cells / kg body weight, suspended in 30ml saline), intravenous drip once.
Interleukin-2
IL-2 (1×10\^6IU) will be injected subcutaneously every other day for 2 weeks (7 times), with an interval of 2 weeks. 4 weeks is a cycle, and three cycles were continuously treated for 12 weeks.
RECRUITING
The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School, Nanjing
The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School
OTHER