有些细菌能产生色素。细菌色素分为两类：水溶性色素、脂溶性色素。细菌色素的产生需一定条件。
这些颜色的来源在于其中的藻类和环绕其丰富矿泉水周边的微生物群里的细菌色素。
This coloring is due to the algae and pigmented bacteria in the microbial MATS that surround the edges of the rich mineral water.
灵菌红素是由若干种细菌特别是粘质沙雷菌产生的一种红色吡咯色素。
Prodigiosin is an intensely red pyrrole pigment produced by several bacteria, most notably, Serratia marcescens.
他们小组研究了绿硫细菌的叶绿素复合体，发现了其中的色素分子同样也会通过量子力学网络“连线”在一起。
His team examined a bacteriochlorophyllcomplex found in green sulphur bacteria and discovered that the pigment molecules were similarly wired together in a quantum mechanical network.
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