Figure 1 of Liu, Mol Vis 2017; 23:753-764.


Figure 1. Flow diagram showing the experimental design. IHC: immunohistochemistry, PBS: phosphate buffered solution; DMEM: Dulbecco’s Modified Eagle’s Medium; SFM: serum-free medium; FBS: fetal bovine serum; CS: chondroitin sulfate; DMSO: dimethyl sulfoxide; RT: room temperature; LN2: liquid nitrogen; TEM: transmission electron microscopy.