SIGLEC1 and breast neoplasm: In the Human primary breast tumor single cell RNA Seq data CD169+ (SIGLEC1) cluster (Figure 3B), the corresponding genes were also expressed, shown using the public data set of Human breast tumor single cell RNA Seq data from miPanda (https://mipanda.med.umich.edu/gene/Coexpression (29)), as was the gene for MARCO.