Fig. 4

Single-cell transcriptomic atlas of the immune microenvironment of the TMJ condyle during homeostasis and TMJOA. a Immune cells subtypes from scRNA-seq analysis visualized by UMAP. b H & E staining showing the histology of the condyles. Scale bar: 50 μm. c Dot plot showing the expression of selected markers of various immune cells subtypes. d Bar plot showing the proportion of immune cells subtypes in ctrl, APC, and UAC, respectively. Visualization of cell clusters in scRNA-seq analysis of ctrl, APC, and UAC immune cells subtypes by UMAP