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. 2018 Jun 1;16(2):1431–1438. doi: 10.3892/ol.2018.8873

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Copyright: © Zhu et al.

This is an open access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.

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Figure 4. — MTS assay showed that nitrogenous heterocyclic compounds suppressed the proliferation of U251 cells and the IC₅₀ was determined. IC₅₀, half maximal inhibitory concentration.