Have you wondered which other colours are there to be found in microorganisms? Let’s have a look at a bacterium that shines bright pink to blood-red. It has intrigued scientists and artists alike for more than a century and has maybe affected human history for much longer!
Following our introduction to natural sources of dyes, let’s take a closer look at a specific example: a long-known family of purple bacteria called Chromobacterium. Read along to find out how it was discovered and where to find it.