Methylene Blue, methylthionine chloride or 3,7-bis(dimethylamino)phenothiazin-5-ium chloride is a chemical compound used as a dye and medication for Gram's stain, Wright stain[?], and the treatment of metoxyhemoglobinemia.
... born in Ghent and brought up in the Netherlands until 1517, where he was tutored by Adrian of Utrecht, later Pope Adrian VI. In 1506, on the death of his father, Charles ...