(80)  Rheumatoid arthritis  Bone marrow Menstrual blood  None  Mice  ↓Clinical score Effectiveness MSCs from bone marrow > effectiveness MSCs from menstrual blood  ↓CD8+IFN-γ+ cells↓CD4+IFN-γ+ Th1 cells↓Th17 cells in lymph nodes↑CD4+IL4+IL10+ Treg cells↑Tregs↑IDO↑PD-L1↑PGE2↑Activin A↑IL-5↑IL-10↑IL-13↑IL-6↓TNF-α (bone marrow MSCs)↑TNF-α (menstrual blood MSCs)↓Proinflammatory T cell frequency in the lymph nodes