| 单词 | wear-and tear-pigment |
| 释义 | > as lemmaswear-and tear-pigment c. wear-and tear-pigment (Biochemistry) [translating German abnutzungspigment] : a pigment that accumulates in cells as they age. ΘΚΠ the world > life > biology > substance > pigment > [noun] > human or animal pigments > others urohaematin1863 respiratory pigment1877 stercobilin1880 oxyluciferin1919 wear-and tear-pigment1928 photopigment1937 porphyropsin1937 erythrolabe1958 cryptochrome1978 1928 Amer. Jrnl. Pathol. 4 236 This pigment (lipofuscin) was recognized by Lubarsch who classified it along with melanin as ‘wear-and-tear’ pigment (Abnutzungspigmente). 1943 Jrnl. Compar. Neurol. 78 45 It would be better to abandon the attempt to group all these substances [from different tissues] under the common term ‘wear-and-tear’ pigment. 1968 R. Passmore & J. S. Robson Compan. Med. Stud. I. xiii. 16/1 Lipofuscin, one of the commonest cellular pigments, is known by a variety of names (wear and tear pigment, haemofuscin, lipochrome, brown atrophy and age pigment), a selection which demonstrates its complexity as well as ignorance of its function, and indicates that it contains some lipid and some iron. < as lemmas |
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