A white crystalline compound used in the treatment of trypanosome blood infection.
- ‘Among the ethidium derivatives reported in the literature, the majority are phenanthridine derivatives with modifications of the exocyclic amines.’
- ‘The fluorescence dye ethidium bromide for DNA staining has a central phenanthridine ring system that intercalates into DNA.’
- ‘The ethyl acetate-extractable metabolites of phenanthridine as formed in vitro with Aroclor-induced rat liver homogenate were isolated and structurally identified.’
Late 19th century: from phen- + anthr(acene) + -ide + -ine.
We take a look at several popular, though confusing, punctuation marks.