Table 2.

List of phenolic acids

Phenolic acid name	Concentration	Cell line	Mechanisms	Reference
Tatariside B Tatariside C Tatariside D	18.3 μg/mL 6.44 μg/mL 2.83 μg/mL	A549	Inhibition of proliferation of cell line	[63]
4-ACGC	37.73 μg/mL 50.6 μg/mL 62.0 μg/mL	A549 NCI-H1299 HCC827	Upregulation of caspase-3 & 9, Bad, and Bax down-regulation of Bcl-2	[64]
p-Coumaric acid	50–100 μM	H1993	Suppression of cell viability	[61]
	50–1000 μM	A549	Decreased proliferation, superoxide anion production, cell adhesion, and cell migration	[66]
Salicylic acid	6.0 mM	A549	Proapoptotic, antiproliferative, and cytotoxic effects	[68]
Gallic acid	10–50 μM 100–200 μM	Calu 6 A549	Depletion of glutathione and increasing ROS levels	[70]
	50 μM	H1975	Inhibition of Src-mediated STAT3 phosphorylation, leading to downregulation of STAT3 target genes (Bcl2 and cyclin D) causing apoptosis and cell cycle arrest	[71]
	5 μM	H1993	Inhibition of Src-mediated STAT3 phosphorylation, leading to downregulation of STAT3 target genes (Bcl2 and cyclin D) causing apoptosis and cell cycle arrest	[61]
Caffeic acid	50–1000 μM	A549	Decreased proliferation, superoxide anion production, cell adhesion, and cell migration	[66]
Ferulic acid	50–1000 μM	A549	Decreased proliferation, superoxide anion production, cell adhesion, and cell migration	[66]