Black Sea | Black Forest | Black Sabbath | The Black Eyed Peas | black | Black | Black Death | The Black Keys | black metal | black-and-white | Jack Black | Cilla Black | Creature from the Black Lagoon | Ladysmith Black Mambazo | black comedy | The Black Crowes | Pirates of the Caribbean: The Curse of the Black Pearl | Men in Black | Black Canary | Black people | Black Label Society | Black Hills | Black Rebel Motorcycle Club | Black Panther Party | Black Mountains | Black Country | Black Watch | Black Swan | Black-crowned Night Heron | Mary Black |
The zymogram is subsequently stained (commonly with Amido Black or Coomassie Brilliant Blue), and areas of digestion appear as clear bands against a darkly stained background where the substrate has been degraded by the enzyme.