Intravenous mesenchymal stem cell transplantation mitigates pulmonary vascular remodeling but poses dose related risks in a pulmonary veno-occlusive disease model. - Katagiri, Junko; Homma, Jun; Takagi, Ryo; Sekine, Hidekazu; Shinkawa, Takeshi; Niinami, Hiroshi; Shimizu, Tatsuya (Stem Cell Research & Therapy, 2025)