Melanin: A Natural Pigment from Fungi

  • The word “melanin” is derived from the Greek word “melanos,” meaning what? - “Black”
  • Who first used the term melanin and in which year? - Swedish chemist Berzelius, in 1840
  • In the spores of the fungus Agaricus bisporus, melanin granules constitute up to what fraction of cell biomass? - 30%
  • The yellow-red pigment pheomelanin contains what percentage of nitrogen and sulfur? - 8–11% nitrogen and 9–12% sulfur
  • Cancerous B16-F10 melanoma cells were exposed to aqueous extracts of the medicinal mushroom Inonotus obliquus for how many hours? - 48 hours
  • Research studies found that melanin-based sunscreen had an SPF value how ....
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