The method is named after its inventor, the Danish scientist Hans Christian Gram (1853–1938), who developed the technique while working with Carl Friedländer in the morgue of the city hospital in Berlin in 1884.
Gram Parsons | Gram-negative bacteria | gram | Gram-positive bacteria | staining | Horse gram | Staining | Sacred Hearts & Fallen Angels: The Gram Parsons Anthology | Halfbreed Billy Gram | Gram staining | Gram Rabbit | gram-positive bacteria | gram (chickpeas) | Centimetre–gram–second system of units | Arvid Gram Paulsen | All Hallows Staining |
Alcians blue carries Phthalocyanine one of the most highly colored chromophores yet known with a molar extinction of 120,000 i.e. AB is detectable at half the molar concentration of popular dyes like toluidine blue, tryarylmethanes (e.g. pararosaniline and the analogous Schiff bases used in PAS stain, Crystal violet in Gram stain) etc.