ELF5 and Fibroadenoma: In a separate study by Kuijper interrogating the transcriptome differences between five fibroadenomas and eight phyllodes tumors, CTAG1/2, PRAME, HOXC13, ELF5 and FABP7 were among 96 other transcripts found to be highly differentially expressed between fibroadenomas and phyllodes tumors [30].