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trans-Urocanic acid (trans-UCA) is a natural epidermal constituent known for regulating immune function. It inhibits human natural killer cell (NK) activity in vitro and partially inhibits the cytotoxic function of IL-2-activated NK cells. It also reduces IL-2-induced activation of NK cells.
Natural epidermal constituent
Inhibits human natural killer cell (NK) activity in vitro
Regulates immune function
Partially inhibits cytotoxic function of IL-2-activated NK cells
Reduces IL-2-induced activation of NK cells
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