Exosomes derived from mesenchymal stem cells primed with disease-condition-serum improved therapeutic efficacy in a mouse rheumatoid arthritis model via enhanced TGF-β1 production. - Choi, Eun Wha; Lim, I.-Rang; Park, Ji Hong; Song, Jiwoo; Choi, Bongkum; Kim, Sungjoo (Stem Cell Research & Therapy, 2023)