Fig. 1From: First case of low-dose umbilical cord blood therapy for pediatric acute respiratory distress syndrome induced by Pneumocystis carinii pneumoniaclinical and treatment data of patient. A X-ray chest images of patient’s bilateral pulmonary: the day before using umbilical cord blood (UCB) therapy; B X-ray chest images of patient’s bilateral pulmonary: the 6th day after using UCB therapy; C Toll-like receptor-4(TLR-4)/NF-κB pathway before umbilical stem cells; D changes of clinical treatment and OI. NOTE: OI: oxygenation index; ECMO: extracorporeal membrane oxygenation; UCB: umbilical cord bloodBack to article page