Fig. 1.

(A) Subject throughput from enrollment (n=73) to data analysis (n=46). (B) A patient follow-up chart. BM-MNC: bone marrow mononuclear cells, HUC-MSC: human umbilical cord mesenchymal stromal cells, MI: myocardial infarction, CABG: coronary artery bypass grafting, ▲: cardiac evaluation including electrocardiography (ECG); echocardiography (Echo); Holter rhythm monitoring; 6-min walking test; cardiac enzymes (CK-MB, LDH, troponin I); 27-parameter blood tests, including complete blood count; 22-parameters biochemical tests; and NT-proBNP measurements, ■: MRI, SPECT and PET.