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haematoxylinenUK
haematoxylin (ˌhiːməˈtɒksɪlɪn; ˌhɛm-) or hematoxylinn1. (Elements & Compounds) a colourless or yellowish crystalline compound that turns red on exposure to light: obtained from logwood and used in dyes and as a biological stain. Formula: C16H14O6.3H2O2. (Plants) a variant spelling of haematoxylon[C19: from New Latin Haematoxylon genus name of logwood, from haemato- + Greek xulon wood + -in]EncyclopediaSeeHematoxylinhaematoxylinenUK
he·ma·tox·y·lin (hē'mă-toks'i-lin) [CI 75290] A crystalline compound containing the coloring matter of Haematoxylon campechianum (logwood), from which it is obtained by extraction with ether. It is used as a dye in histology, especially for cell nuclei and chromosomes, muscle cross-striations, and enterochromaffin cells, and as an indicator (red to yellow at pH 0.0-1.0, yellow to violet at pH 5.0-6.0).
Synonym(s): haematoxylin. haematoxylin A reddish or yellow dye used to stain biological material for microscopic examination.he·ma·tox·y·lin (hē'mă-toks'i-lin) [CI 75290] A crystalline compound containing the coloring matter of Haematoxylon campechianum (logwood), from which it is obtained by extraction with ether.
Synonym(s): haematoxylin.
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