D-Tyrosine is the D-isomer of tyrosine. D-Tyrosine negatively regulates melanin synthesis by inhibiting tyrosinase activity. D-Tyrosine inhibits biofilm formation and trigger the self-dispersal of biofilms without suppressing bacterial growth[1][2].
Deoxyarbutin is a new effective lighten ingredient, can effectively inhibit tyrosinase activity and melanin synthesis to get significant and lasting lightening effect.
Isolindleyin, a butyrophenone, is a tyrosinase inhibitor, with a Kd of 54.8 μM for human tyrosinase. Isolindleyin exhibits anti-inflammatory, analgesic and anti-melanogenic activities[1].
3,4-Dimethoxyphenol is a plant-derived phenylpropanoid compound and can use as a whitening agent in cosmetics. 3,4-Dimethoxyphenol has tyrosinase-inhibiting activity[1]. 3,4-Dimethoxyphenol has potent antioxidant effect isolated from the bacterial fermentation broth[2].
A selective small molecule toward Tec kinase-mediated tyrosine phosphorylation of FGF2 with IC50 of 11.7 uM; inhibits Tec-FGF2 complex and blocks tyrosine phosphorylation of FGF2 in cells, also inhibit FGF2 secretion from cells.
D-Tyrosine-d2 is the deuterium labeled D-Tyrosine. D-Tyrosine is the D-isomer of tyrosine. D-Tyrosine negatively regulates melanin synthesis by inhibiting tyrosinase activity. D-Tyrosine inhibits biofilm formation and trigger the self-dispersal of biofilms without suppressing bacterial growth[1][2].
Tyrosinase (206-214), human (AFLPWHRLF), a 9-amino acid peptide, is a tyrosinase epitope. Tyrosinase (206-214), human can be recognized by HLA-A24 restricted, tumor-infiltrating lymphocytes (TIL)[1].
Neorauflavane is a potent tyrosinase inhibitor derived from Campylotropis hirtella, with an IC50 value of 30 nM for tyrosinase monophenolase activity and an IC50 value of 500 nM for diphenolase activity. Neorauflavane can effectively reduce the melanin content of B16 melanoma cells[1].
cis-Mulberroside A (Mulberroside D) is the cis-isomer of Mulberroside A. Mulberroside A is one of the main bioactive constituent in mulberry (Morus alba L.)[1]. Mulberroside A decreases the expressions of TNF-α, IL-1β, and IL-6 and inhibits the activation of NALP3, caspase-1, and NF-κB and the phosphorylation of ERK, JNK, and p38, exhibiting anti-inflammatory antiapoptotic effects[2]. Mulberroside A shows inhibitory activity against mushroom tyrosinase with an IC50 of 53.6 μM[3].
Benzylacetone is an aromatic compound from agarwood[1]. Benzylacetone exhibits potent and reversible antityrosinase (mushroom) activity， with IC50s of 2.8 mM and 0.6 mM for monophenolase and diphenolase, respectively[2]. Benzylacetone has appetite-enhancing and locomotor-reducing effects[3].
Compound 4B proved to be the most effective tyrosinase inhibitor (ic50= 3.80 μ M) It also showed good antioxidant activity.
(rel)-β-Tocopherol is a relative configuration of β-Tocopherol.(±)-β-Tocopherol is a lipid-soluble form of vitamin E with antioxidant activity. β-Tocopherol can inhibit tyrosinase activity and melanin synthesis. β-Tocopherol also can prevent the inhibition of cell growth and of PKC activity caused by d-alpha-tocopherol[1].
XMD8-87 is a potent TNK2 inhibitor with IC50 values of 38 and 113 nM for the D163E and R806Q mutations, respectively.
Lavendustin B is an inhibitor of HIV-1 integrase interaction with LEDGF/p75 with an IC50 of 94.07 μM. Lavendustin B is an ATP-competitive GLUT1 inhibitor with a Ki of 15 µM. Lavendustin B is also a weak inhibitor of tyrosine kinases[1][2].
Dihydromorin, a natural flavanonol compound, is a tyrosinase inhibitor[1].
Diaminopropionoyl tripeptide-33isa bioactive peptide with protects skin cells from UVA-induced DNA damages and has been reported used as a cosmetic ingredient[1].
MtTMPK-IN-4 (compound 2), a para-piperidine, is a potent mycobacterium tuberculosis thymidylate kinase (MtTMPK) inhibitor with an IC50 of 6.1 μM. MtTMPK-IN-4 is a potent tyrosinase inhibitor. MtTMPK-IN-4 is a potent antibacterial agent[1][2].
hTYR/AbTYR-IN-1 (Compound 7) is a hTYR/AbTYR dual inhibitor, with IC50s of 5.4 μM and 3.52 μM for hTYR and AbTYR respectively[1].
Decapeptide-12, a small oligopeptide, is a tyrosinase inhibitor that interacts with C-terminal residue of tyrosinase (Kd: 61.1 μM). Decapeptide-12 is a competitive inhibitor of mushroom tyrosinase (IC50: 40 µM). Decapeptide-12 also increases transcription of SIRT. Decapeptide-12 reduces melanin content in melanocytes. Decapeptide-12 is used for the research of melanogenesis, senescence, inflammation [1][2][3].
Hexylresorcinol is an organic compound with local anaesthetic, antiseptic and anthelmintic properties, is a potent inhibitor of mushroom tyrosinase, causing 90% loss of activity at 100 μM.
3-(2,4-Dihydroxyphenyl)propanoic acid (DPPacid) is a potent and competitive tyrosinase inhibitor, inhibits L-Tyrosine and DL-DOPA with an IC50 and a Ki of 3.02 μM and 11.5 μM, respectively[1].
Tropolone, a tropone derivative with a hydroxyl group in the 2-position, is a precursor of manyazulene derivatives such as methyl 2-methylazulene-1-carboxylate[1]. Tropolone is a potent inhibitor of mushroom tyrosinase with a IC50 of 0.4 μM, and the inhibition can be reversed by dialysis or by excess CU2+[2].
Kushenol A is isolated from the root of Sophora flavescent, a non-competitive tyrosinase inhibitor with IC50 and Ki values of 1.1 μM and 0.4 μM, respectively[1].Kushenol A is a flavonoid antioxidant, has inhibitory effects on alpha-glucosidase and beta-amylase[2].Kushenol A is confirmed as potential inhibitors of enzymes targeted by cosmetics for skin whitening and aging[1].
Leptosin D, a thiodiketopiperazine alkaloid, is a mushroom tyrosinase inhibitor, with an IC50 of 28.4 μM[1].
CMX-2043 is a novel analogue of α-Lipoic Acid (HY-N0492). CMX-2043 is effective in antioxidant effect, activation of insulin receptor kinase, soluble tyrosine kinase, and Akt phosphorylation. CMX-2043 shows protection against ischemia-reperfusion injury (IRI) in rat model[1][2].
2-Ketoglutaric acid-d4 is the deuterium labeled 2-Ketoglutaric acid[1]. 2-Ketoglutaric acid (Alpha-Ketoglutaric acid) is an intermediate in the production of ATP or GTP in the Krebs cycle. 2-Ketoglutaric acid also acts as the major carbon skeleton for nitrogen-assimilatory reactions. 2-Ketoglutaric acid is a reversible inhibitor of tyrosinase (IC50=15 mM)[2].
ZAP-180013 is a zeta-chain-associated protein kinase 70 (ZAP-70) inhibitor with an IC50 of 1.8 μM. ZAP-180013 inhibits the interaction of ZAP-70 SH2 domain with immunoreceptor tyrosine-based activation motif (ITAMs)[1].
Pedalitin is a inhibitor of tyrosinase（IC50=0.28 mM） and α-glucosidase（IC50=0.29 mM）[1].
Glabrene, an isoflavene derived from licorice root, shows estrogen-like activity. Glabrene is a tyrosinase inhibitor with an IC50 of 3.5 μM[1][2].
2-Hydroxy-4-methoxybenzaldehyde, a chemical compound and an isomer of Vanillin, could be used to synthesis Urolithin M7[1]. 2-hydroxy-4-methoxybenzaldehyde is a potent tyrosinase inhibitor from three East African medicinal plants, Mondia whitei, Rhus vulgaris Meikle, and Sclerocarya caffra Sond[2].