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  • Pigmentation disorder
  • Pigments: a water-powered multiple pestle mill for crushing madder plants. Engraving.
  • Pigments: a mill for grinding colours, and an indigo grinding mill. Engraving by H. Mutlow.
  • Arsenical pigmentation of the skin
  • Optics: spectra of various pigments, compared with that of our Sun. Coloured process print by Cassell.
  • Qajar Persian lacquer binding , 12th/18th Centuries: lacquer, gold leaf, with various pigments. Front cover
  • Qajar Persian lacquer binding , 12th/18th Centuries: lacquer, gold leaf, with various pigments. Front cover
  • Man with incontinentia pigmenti
  • Qajar Persian lacquer binding , 12th/18th Centuries: lacquer, gold leaf, with various pigments. Detail: upper half of front cover
  • Pigments: mills for grinding colours, and a man grinding at a muller, with a ventilator hood above. Coloured engraving by J. Pass, 1824.
  • A skeleton gentleman at a ball asks a skeleton lady to dance; representing the effect of arsenical dyes and pigments in clothing and accessories. Wood engraving, 1862.
  • Right hand of man with pigmentation of the skin and clubbing of the fingers
  • Pigmented epithelium - TEM
  • Pigmented Basal Cell Carcinoma (BCC)
  • Face of a young woman with a large, pigmented mole
  • Infant with a large pigmented area of skin on the right loin
  • Dermatology: a large pigmented mole on an arm. Photograph by S. H. Cannon, ca. 1920 (?).
  • Purple bacteria or purple photosynthetic bacteria are pigmented by bacteriochlorophyll and carotenoids, giving them a colourful range of purples, pinks and oranges. They photosynthesize without producing oxygen as a by-product. This type of bacteria are proteobacteria which are phototrophic (produce their own food via photosynthesis)
  • Purple bacteria or purple photosynthetic bacteria are pigmented by bacteriochlorophyll and carotenoids, giving them a colourful range of purples, pinks and oranges. They photosynthesize without producing oxygen as a by-product. This type of bacteria are proteobacteria which are phototrophic (produce their own food via photosynthesis)
  • Melanocyte in the conjunctival stroma
  • Melanocyte deficient in myosin 5a
  • Peripheral cornea/conjunctiva
  • Melanocytes with melanin granules
  • A black boy with white skin-markings (leukoderma), advertised for exhibition. Colour line block.
  • A black boy with white skin-markings (leukoderma), advertised for exhibition. Colour line block.
  • Bacteriorhodopsin, molecular model
  • Bacteriorhodopsin, molecular model
  • Melanocytes showing melanosomes
  • Colour vision
  • Colour vision