出典:Wiktionary
出典:『Wiktionary』 (2025/08/19 19:27 UTC 版)
eosin (countable and uncountable, plural eosins)
出典:『Wiktionary』 (2026/02/21 23:35 UTC 版)
出典:Wikipedia
出典:『Wikipedia』 (2011/05/24 18:56 UTC 版)
Eosin is a fluorescent red dye resulting from the action of bromine on fluorescein. It can be used to stain cytoplasm, collagen and muscle fibers for examination under the microscope. Structures that stain readily with eosin are termed eosinophilic.