Review Article

Medicinal Plants for the Treatment of Hypertrophic Scars

Table 5

Summary of antiscarring mechanisms of medicinal plant components.

MechanismMedicinal plant component

MAPK pathwayInhibition of p-p38 signalingMadecassoside, Genistein, and Xiamenmycin
Inhibition of p-ERK1/2 signalingGenistein, Tetrandrine, Cryptotanshinone, and Quercetin
Inhibition of p-JNK signalingQuercetin
PI3K/AKT signalingMadecassoside
Mitochondrial-dependent pathwayIncrease of Bax Madecassoside, Genistein, Ginsenoside Rg3, and Osthole
Decrease of Bcl-2Madecassoside, Genistein, Tetrandrine, Ginsenoside Rg3, and Osthole
Increase of cytoplasm Cyt-cGinsenoside Rg3
Cell cycleDecrease of G0-G1 phase Genistein, Angelica naphtha, Emodin, and Panax notoginseng saponins
Increase of G2-MGenistein
Decrease of S phase10-Hydroxycamptothecin, Tetrandrine, Aloe emodin, and Hirudin
Prevention from G0/G1 into G2 phaseTetrandrine
RhoA/ROCK-I signal pathwayInhibitory secretion of RhocA, ROCK-I, and CTGFXiamenmycin
VEGF signal pathwayCryptotanshinone
FAK signal pathwayCryptotanshinone, Xiamenmycin
TGF-β/Smad signaling pathwayOxymatrine
Downregulation of collagen I/III expressionGenistein, Astragaloside IV, Tetrandrine, Resveratrol, 5F, Curcumin, Oleanolic Acid, and Hirudin
Decrease of α-SMAGenistein, Panax notoginseng saponins
Activation of caspasesActivation of caspase-3Madecassoside, Genistein, 5F, Cryptotanshinone, Oleanolic Acid, and Ginsenoside Rg3
Activation of caspase-9Madecassoside, Oleanolic Acid
Suppression of TPK activationKazinol F
Inhibition of topoisomerase I10-Hydroxycamptothecin
Decrease of TGF-β1 secretionTetrandrine, Panax notoginseng saponins, Osthole, and Hirudin
Inhibition of TGF-β1 transcriptionAstragaloside IV, Oleanolic Acid
Downregulation of TIMP-l expressionOleanolic Acid
Reduction of LDH and increase of the ratio of collagen I/collagen IIIMatrine
Increase of T-SOD and GSH-Px activityTan IIA
MMPEnhancement of MMP-1Tetrandrine, Tan IIA, and Oleanolic Acid
Enhancement of MMP-2 and MMP-9Hirudin
Enhancement of MMP-13Madecassoside
Increase of intracellular calciumEmodin, Arteannuin