Fluorescent dyes
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Lumiflavin and Lumichrome notes (and something called Autochrome)
Lumiflavin is a toxic product of photolysis of vitamin B2. Lumiflavin is a compound showing yellow-green fluorescence, formed by a photolysis of riboflavin in alkaline solution. Lumiflavin 1948-Present Lumichrome 1944-Present The Autochrome LumiĆØre was an early color photography process patented in 1903 by… Read more.
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TheĀ violet glandĀ
TheĀ violet glandĀ orĀ supracaudal glandĀ is aĀ glandĀ located on the upper surface of theĀ tailĀ of certainĀ mammals, includingĀ European badgersĀ andĀ canidsĀ such as foxes, wolves,Ā and the domestic dog,[verification needed]Ā as well as the domestic cat.Ā Like many otherĀ mammalianĀ secretionĀ glands, the violet gland… Read more.
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Umbelliferone
Umbelliferone, also known as 7-hydroxycoumarin, hydrangine, skimmetine, and beta-umbelliferone, is a natural product of the coumarin family. It absorbs ultraviolet light strongly at several wavelengths. There are some indications that this chemical is antimutagenic, it is used in sunscreens. Umbelliferone has been… Read more.
