GPC4 and neoplasm: NRP2, FGFR2, GLG1, GPC4, PIK3CB, CDC2, GPR176, CD44, and EGFR were more highly transcribed by early metastatic cells, while the transcription of PDGFRB, GPC1, FGFR1, FGFR3, FGFRL1, SDC1, and ERBB2 was higher in primary tumor cells.