Abstract
As astaxanthin could not be extracted with various organic solvents from intact thick-walled cyst cells of Haematococcus pluvialis, cells were held in 40% (v/v) acetone for 2 min at 80°C, followed by lyophilization or treatment of cells with specific lytic enzymes. By these treatments, 70% of the astaxanthin was extracted from the cells. Furthermore, the heat-acetone treatment was useful to remove chlorophyll specifically from the cells, contrary to saponification.
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Kobayashi, M., Kurimura, Y., Sakamoto, Y. et al. Selective extraction of astaxanthin and chlorophyll from the green alga Haematococcus pluvialis. Biotechnology Techniques 11, 657–660 (1997). https://doi.org/10.1023/A:1018455209445
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DOI: https://doi.org/10.1023/A:1018455209445