pityriacitrin
National Institutes of Health
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Malassezia yeasts produce bioactive indolic substances when grown on L‐tryptophan agar. A panel of these substances was tested…
By adding l-tryptophan and l-phenylalanine to GPY medium, twenty-eight compounds, including amides, polyketides, a…
Malassezia yeasts are connected with seborrheic dermatitis (SD) whereas M. furfur pathogenicity is associated with the production…
Pityriacitrin (PIT), produced by Malassezia yeasts, is an UV absorbing substance that might cause hypopigmentation in pityriasis…
When provided as the sole nitrogen source tryptophan induces the production of several indole alkaloids, e.g., pityriacitrin…
In Malassezia furfur, tryptophan as the main nitrogen source induces production of the potent ultraviolet‐absorbing indole…
Abstract. As the main nitrogen source in Malassezia furfur, tryptophan induces the formation of fluorochromes and pigments, which…