Definition of phycocyanin in English:



  • Any of a group of blue photosynthetic pigments present in cyanobacteria.

    • ‘Aberystwyth researchers hypothesize that evolution has selected for low-histidine and trypotophan content in phycocyanins to reduce electron-transport interference.’
    • ‘The time-course of the changes in the chlorophyll and phycocyanin contents was also followed.’
    • ‘Sea-dwelling cyanobacteria get their name from the bluish pigment, phycocyanin, which they use to capture light during photosynthesis.’
    • ‘The vial on the left contains the bluish pigment phycocyanin, which gives the Cyanobacteria their name.’
    • ‘These blue-green, one-celled microalgae are rich in carotenoids, including phycocyanin, the pigment that's responsible for spirulina's blue-green tint.’