Tyrosinase (EC 1.14. 18.1) is known to be the rate-limiting enzyme responsible for
catalyzing the first two steps in the synthesis of melanin pigments that determine the coloring …

In our study, it was applied for the technology of supercritical fluid carbon dioxide extraction
to achieve biological constitutes from a Taiwan native plant, Polygonum cuspidatum. We …

Melanoma is the deadliest cancer. We identified 7‐hydroxydehydronuciferine (7‐HDNF)
isolated from the leaves of Nelumbo nucifera Gaertn cv. Rosa‐plena to be a bio‐active …

In this study, six new compounds containing morpholine and 5 (4 H)-oxazolone rings were
synthesized. Structures of the new compounds using IR, 1 H NMR, mass spectroscopy and …

In this study, we screened compounds with skin whitening properties and favorable safety
profiles from a series of marine related natural products, which were isolated from Formosan …

Melanin uncontrollable accumulation is a serious social problem to not only women, but also
men, and causes pigment over-expression disorders such as freckles, melasma or …

Cinnamomum osmophloeum Kanehira belongs to the Lauraceae family of Taiwan's
endemic plants. In this study, C. osmophloeum Kanehira extract has shown inhibition of …

Red pepper, Capsicum annuum (Solanaceae), is used as a spice all over the world. Red
pepper is studied actively because its pungent principal component, capsaicin, has a dietary …

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