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This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/4.0/).
MDA-MB-231 cells were treated for 24 h with 1 µge/µL of the indicated ascidian extracts. Cells were harvested, stained with Trypan Blue, and live cells were counted. The results are shown as mean ± SD (n = 3). Statistically significant results (p < 0.05) are marked with an asterisk.