• Thumbnail for Franz Christian Boll
    Franz Boll (26 February 1849, Neubrandenburg – 19 December 1879, Rome) was a German physiologist and histologist. He was the son of Lutheran theologian...
    2 KB (241 words) - 13:13, 25 August 2024
  • Franz Boll may refer to: Franz Boll (historian) (1805–1875), German Lutheran theologian and historian Franz Boll (philologist) (1867–1924), German scholar...
    275 bytes (63 words) - 12:32, 22 March 2013
  • Thumbnail for Franz Boll (historian)
    Franz Christian Boll (17 October 1805, Neubrandenburg – 20 March 1875) was a Lutheran theologian and historian. He was the father of physiologist Franz...
    3 KB (310 words) - 19:13, 29 March 2022
  • Franz Boll (philologist) (1867–1924), German historian of astrology Franz Boll (historian) (1805–1875), theologian and historian Franz Christian Boll...
    1 KB (179 words) - 11:29, 14 May 2024
  • Thumbnail for Vitamin A
    work was the culmination of nearly 60 years of research. In 1877, Franz Christian Boll identified a light-sensitive pigment in the outer segments of rod...
    108 KB (12,512 words) - 21:02, 17 September 2024
  • Thumbnail for Heinrich Böll
    Heinrich Theodor Böll (German: [ˈhaɪnʁɪç ˈteːodoːɐ̯ ˈbœl] ; 21 December 1917 – 16 July 1985) was a German writer. Considered one of Germany's foremost...
    29 KB (3,423 words) - 07:34, 20 August 2024
  • Thumbnail for Wilhelm Kühne
    of light. Using the "visual purple" (or rhodopsin), described by Franz Christian Boll in 1876, he attempted to make the basis of a photochemical theory...
    9 KB (942 words) - 09:04, 13 September 2024
  • Thumbnail for Rhodopsin
    congenital stationary night blindness. Rhodopsin was discovered by Franz Christian Boll in 1876. The name rhodospsin derives from Ancient Greek ῥόδον (rhódon)...
    39 KB (4,414 words) - 15:09, 11 September 2024
  • Thumbnail for Optography
    performed by the German physiologist Wilhelm Kühne. Inspired by Franz Christian Boll's discovery of rhodopsin (or "visual purple")—a photosensitive pigment...
    14 KB (1,926 words) - 08:47, 27 August 2024
  • Thumbnail for Proteorhodopsin
    halorhodopsin and bacteriorhodopsin. Sensory rhodopsin was discovered by Franz Christian Boll in 1876. Bacteriorhodopsin was discovered in 1971 and named in 1973...
    18 KB (1,989 words) - 02:11, 13 September 2024