Oxidative stress mediated by gyrophoric acid from the lichen Umbilicaria hirsuta affected apoptosis and stress/survival pathways in HeLa cells

Table 1 The IC50 (μM) of tested compounds in different cell lines after 72 h incubation. Data is presented as a mean ± SD of two independent experimental determinations performed in triplicate

Compound	Cancer Cell Lines - IC₅₀ (μM)
Compound	A549	MCF-7	HeLa
GA	> 500	384.14 ± 1.92	145.42 ± 4.82

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