COVID-19 Research Paper Volume 12, Issue 20 pp 19880—19897

Single-cell expression profiles of ACE2 and TMPRSS2 reveals potential vertical transmission and fetus infection of SARS-CoV-2

Figure 4. Single-cell analysis of heart and muscle. (A) t-distributed stochastic neighbor embedding (TSNE) plot showing sub-clusters of myocardial cells and (B) ACE2 expression in myocardial cells from the adult and fetal groups. (C) TSNE plot showing sub-clusters of muscle cells and (D) ACE2 expression in muscle from the adult and fetal groups.