| 单词 | visual purple |
| 释义 | > as lemmasvisual purple b. visual purple [translating German sehpurpur (apparently first used by W. Kühne 1877, in Verh. d. Naturhist.-med. Verein zu Heidelberg I. 484)] : = rhodopsin n. ΘΚΠ the world > life > biology > substance > pigment > [noun] > human or animal pigments > purple > rhodopsin rhodophane1878 rhodopsin1878 visual purple1878 lumirhodopsin1950 metarhodopsin1950 prelumirhodopsin1963 1877 Nature 1 Feb. 296/1 These first observations of Kühne on the vision-purple (Sehpurpur), as he terms it.] 1878 M. Foster Text Bk. Physiol. (ed. 2) iii. ii. 415 For the restoration of the visual purple, after it has been destroyed by light, the maintenance of the circulation of the blood through the tissues of the eye is not essential. 1921 Proc. Royal Soc. B. 92 232 A highly dilute visual purple may suffice for the requirements of photopic vision. 1953 Sci. News 30 116 Although as many as six visual pigments have been recognized in different species, only one, visual purple, has been obtained from the human retina. 1983 Guardian 4 Aug. 17/2 Retinaldehyde..is present in the retina of the eye combined with the visual pigment known as visual purple. < as lemmas |
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