Table 1. Expression of EMT markers and migratory potential of breast cancer cell lines exposed to 0.1% oxygen.

	E-cadherin	Snail	Vimentin	Migration
MCF-7	▾	▴	—	▪
T-47D	▪	▴	—	▪
MDA-MB-468	▪	▴	▴	▴
MDA-MB-231	—	▴	▴	▾

Abbreviations: EMT=epithelial–mesenchymal transition.

—, no expression; ▪, no change; ▾, downregulation; ▴, upregulation.