melanoma cells

Epirosmanol is a diterpenoid containing a lactone moiety. Epirosmanol is a very weakly basic (essentially neutral) compound (based on its pKa).

Phloretin (NSC-407292) is a well-known inhibitor of eukaryotic urea transporters, blocks VacA-mediated urea and ion transport. Phloretin is a dihydrochalcone, a type of natural phenols. It can be found in apple tree leaves and the Manchurian apricot. It promotes potent antioxidative activities in peroxynitrite scavenging and the inhibition of lipid peroxidation. It has been found to inhibit the growth of several cancer cells and induce apoptosis of B16 melanoma and HL60 human leukemia cells.

1. Berberine (Umbellatine) is a potent oral hypoglycemic agent with beneficial effects on lipid metabolism. 2. Berberine may as a broad-spectrum anti-microbial medicine, a complementary therapeutic agent for HIV/AIDS. 3. Berberine seems to act as an herbal antidepressant and a neuroprotector against neurodegenerative disorders. 4. Berberine is used in histology for staining heparin in mast cells. As a natural dye, berberine has a colour index of 7516. 5. Berberine reduces hepatic fat content in rats with nonalcoholic fatty liver disease; also prevents proliferation of hepatic stellate cells (HSCs), which are central for the development of fibrosis during liver injury. 6. Berberine can ameliorate proinflammatory cytokines-induced intestinal epithelial tight junction damage in vitro, and berberine may be one of the targeted therapeutic agents that can restore barrier function in intestinal disease states. 7. Berberine has antineoplastic effects, including breast cancer, leukemia, melanoma, epidermoid carcinoma, hepatoma, pancreatic cancer, oral carcinoma, tongue carcinoma, glioblastoma, prostate carcinoma and gastric carcinoma, etc.

1. Cinnamaldehyde (Cinnamic Aldehyde) has antipyretic activity. 2. Cinnamaldehyde is a sedative agent. 3. Cinnamaldehyde inhibits invasive capabilities of MDA-MB-435S cells was correlated with down-regulating the expression of miR-27a. 4. Cinnamaldehyde induces the generation of reactive oxygen species and exerts vasodilator and anticancer effects. 5. Cinnamaldehyde appears to be a promising candidate as an adjuvant in combination therapy with 5-fluorouracil (5-FU) and oxaliplatin (OXA), two chemotherapeutic agents used in CRC treatment. The possible mechanisms of its action may involve the regulation of drugmetabolizing genes. 6. Cinnamaldehyde plays a certain role in inhibiting the occurrence and progression of melanoma and its action mechanism may be manifested by inhibiting expression of VEGF and HIF-α, thus blood vessel simulation and formation of new blood vessels of melanoma cells, and growth of tumors accordingly.

Cinnamic acid (β-Phenylacrylic acid) has potential use in cancer intervention,The concentration causing a 50% reduction of cell proliferation (IC50) ranged from 1 to 4.5 mM in glioblastoma, melanoma, prostate and lung carcinoma cells.

1. 2,5-Dihydroxyacetophenone (Quinacetophenone) possess anti-anxiety, and neuroprotective qualities. 2. 2,5-Dihydroxyacetophenone (Quinacetophenone) reatment can induce a sustained activation of JNK, ERK1/2, and p38 MAPKs, it also can potentiate the pro-apoptotic and anti-proliferative effects of bortezomib in U266 cells. 3. 2,5-Dihydroxyacetophenone (Quinacetophenone) has anti-inflammatory activity in activated macrophages, raising the possibility that this compound has a therapeutic potential for inflammatory conditions. 4. 2,5-Dihydroxyacetophenone (Quinacetophenone) is an uncompetitive inhibitor of murine tyrosinase (K(I) 0.28mm), it strongly inhibits both melanogenesis and cellular tyrosinase activity in vitro in 3-isobutyl-1-methylxanthin-stimulated B16 mouse melanoma cells or in vivo in zebrafish and mouse models.

ALPHA-PINENE ((-)-Alpha-Pinene) is a bicyclic monoterpene found in pine trees and other plants, including Cannabis with diverse biological activities [1]. It reduces the growth of a panel of seven Gram-positive bacteria, seven Gram-negative bacteria, and eight yeast strains with MIC values of 0.75-1.29, 1.05-1.59, and 0.7-1.17%, respectively [2]. It has insecticidal activity against C. molestus larvae with LC50 values ranging from 47 to 49 mg/L.3 ALPHA-PINENE (100 μg/ml) induces apoptosis, increases anion superoxide production and DNA fragmentation, and activates caspase-3 in B16/F10 melanoma cells [4]. In a B16/F10 mouse xenograft model, ALPHA-PINENE(100 ml of a 10 mg/ml solution) reduces the number of metastatic lung nodules by approximately 7-fold. ALPHA-PINENE(8.6 mg/L, aerosol) also increases the time spent in the open arms of the elevated plus maze by approximately 2-fold in mice, indicating anxiolytic-like activity [5].

Hederacolchiside A1 (Raddeanoside R13) shows anti-leishmanial activity, it exhibits a strong antiproliferative activity on all stages of development of the parasite by altering membrane integrity and potential. Hederacolchiside A1 shows antiproliferation activities in three cancer cell lines with the IC50 value of 2.4 uM, it exhibits a preferential cytotoxicity on a pigmented melanoma cell line. It suppresses proliferation of tumor cells by inducing apoptosis through modulating PI3K/Akt/mTOR signaling pathway.

Noroxyhydrastinine exhibits potent melanogenesis-inhibitory activities, it inhibits melanogenesis, at least in part, by inhibiting the expression of protein levels of tyrosinase, TRP-1, and TRP-2 in α-MSH-stimulated B16 melanoma cells.

Cytochalasin D is an actin inhibitor, the removal of actin stress fibers is crucial for the chondrogenic differentiation. It may be an inhibitor of some fertilization processes such as sperm penetration or sperm head decondensation. Cytochalasin D inhibit

Ajoene is a disulfide that has been found inA. sativumand has diverse biological activities, including antibacterial, anticancer, antiplatelet, and antioxidant properties.1,2,3,4It is active against Gram-positive (MICs = 5-160 µg/ml) and Gram-negative bacteria (MICs = 136-200 µg/ml), as well as yeasts (MICs = 10-20 µg/ml).1Ajoene is cytotoxic to mouse melanoma cells (IC50= 18 µM), as well as human colon, lung, mammary, and pancreatic cancer cells (IC50s = 7-41 µM).2It reduces tumor growth in a B16/BL6 mouse model of melanoma when administered at a dose of 25 mg/kg every other day and decreases the number of lung metastases when administered prior to tumor cell inoculation at doses ranging from 1-25 mg/kg. It inhibits ADP- or collagen-induced platelet aggregation in isolated baboon platelets when used at concentrations ranging from 75 to 150 µg/ml and in platelet-rich plasma isolated from baboons when administered at a dose of 25 mg/kg.3Ajoene (25 mg/kg) prevents thrombus formation on damaged arterial walls in heparinized pigs in anin situmodel of thrombogenesis.5It also reduces high-fat diet-induced hepatic steatosis, histopathological markers of liver damage, thiobarbituric acid reactive substances (TBARS) formation, and protein oxidation in a mouse model of non-alcoholic fatty liver disease (NAFLD).4 1.Naganawa, R., Iwata, N., Ishikawa, K., et al.Inhibition of microbial growth by ajoene, a sulfur-containing compound derived from garlicAppl. Environ. Microbiol.62(11)4238-4242(1996) 2.Taylor, P., Noriega, R., Farah, C., et al.Ajoene inhibits both primary tumor growth and metastasis of B16/BL6 melanoma cells in C57BL/6 miceCancer Lett.239(2)298-304(2006) 3.Teranishi, K., Apitz-Castro, R., Robson, S.C., et al.Inhibition of baboon platelet aggregation in vitro and in vivo by the garlic derivative, ajoeneXenotransplantation10(4)374-379(2003) 4.Han, C.Y., Ki, S.H., Kim, Y.W., et al.Ajoene, a stable garlic by-product, inhibits high fat diet-induced hepatic steatosis and oxidative injury through LKB1-dependent AMPK activationAntioxid. Redox Signal.14(2)187-202(2011) 5.Apitz-Castro, R., Badimon, J.J., and Badimon, L.A garlic derivative, ajoene, inhibits platelet deposition on severely damaged vessel wall in an in vivo porcine experimental modelThromb. Res.75(3)243-249(1994)

Cytostatin is a natural antitumor inhibitor of cell adhesion to extracellular matrix, blocking adhesion of B16 melanoma cells to laminin and collagen type IV in vitro (IC50s = 1.3 and 1.4 μg/ml, respectively) and B16 cells metastatic activity in mice. It induces apoptosis of FS3 mouse fibrosarcoma cells (IC50 = 3.1 μg/ml). Cytostatin potently and selectively inhibits protein phosphatase 2A (PP2A; IC50 = 29 nM against the catalytic subunit), while having no effect against PP1, PP2B, or PP5.

Saikosaponin B2 acts on HCV E2 and inhibits infection by several genotypic strains and prevents binding of serum-derived HCV onto hepatoma cells. Saikosaponin B2 (5 μM) induces differentiation of B16 melanoma cells, with potentiation of expressions of tyr

1. N-trans-Feruloyltyramine (Feruloyltyramine)(NTF) has hepatoprotective effect. 2. NTF has antioxidative activity against Aβ(1-42)-induced neuronal death. 3. NTF is likely to inhibit COX enzymes, thereby suppressing P-selectin expression on platelets, is a platelet aggregation inhibitor. 4. NTF inhibits melanogenesis in a dose-dependent manner, NTF induces downregulation of tyrosinase resulted in suppression of melanin biosynthesis in murine B16 melanoma cells.

Licochalcone D may be a potential drug for human melanoma treatment by inhibiting proliferation, inducing apoptosis via the mitochondrial pathway and blocking cell migration and invasion. Licochalcone D has cardioprotective potential against myocardial is

L-Kynurenine ((S)-Kynurenine) is an endogenous agonist of the tryptophan metabolite and the aromatic hydrocarbon receptor (AHR). L-Kynurenine can inhibit the proliferation of allogeneic T cells and increase the invasion of malignant U87 glioma cells into the collagen matrix.

Gnetol competitivity inhibits butyrylcholinesterase (IC50: 1.3 uM). Gnetol has a strong inhibitory effect on murine tyrosinase activity. Gnetol significantly suppresses melanin biosynthesis in murine B16 melanoma cells. It is active in the inhibition of a

Pancratistatin, an isoquinoline alkaloid extracted from Hymenocallis littoralis, induces apoptosis in human melanoma cells and is utilized in researching neuroblastoma, leukemia, and breast cancer [1].

Manool, a diterpene from Salvia miltiorrhiza, showed antitumor activity in a mouse melanoma model.Manool caused cell cycle arrest in the G(2)/M phase of cancer cells, reducing the prevention of chromosomal damage and precancerous lesions.Manool induced endothelium-independent vasorelaxation mediated by the NO/cGMP signaling pathway in rat aorta and lowered blood pressure.

Machilin A, a lignan derived from Phoebe bark's methanolic extract, suppresses melanogenesis in B-16 mouse melanoma cells, exhibiting an IC50 value of 39.9 μM.

Ganoderic acid 24, chemically designated as lanosta-7,9(11),24-trien-3α-hydroxy-26-oic acid, exhibits significant cytotoxicity against various cancer cell lines, including human lung cancer cells CH27, melanoma cells M21, and oral cancer cells HSC-3 [1].

Gochnatiolide A is a dimeric sesquiterpene derived from plants such as Ainsliaea henryi, exhibiting significant antiproliferative activity against various cancer cell lines, including renal, melanoma, ovarian-resistant, and glioma cells.

3-O-β-D-Glucopyranosyl(1→2)-[α-L-rhamnopyranosyl(1→3)]-β-D-glucopyranosyl 28-O-β-D-glucuronopyranoside is a saponin compound extracted from Polaskia chichipe Backbg. It shows an 84.2% inhibitory activity on melanin biosynthesis at a concentration of 100μM in B16 melanoma cells[1].

Lentztrehalose C, a disaccharide identified in Lentzea, exhibits autophagy-inducing activity. It effectively induces autophagy in MeWo melanoma and OVK18 ovarian cancer cells at a concentration of 100 mM.