The compositions and contents of astaxanthin esters and fatty acids in four types of Haematococcus pluvialis cells were studied by HPLC and GC-MS.Results showed that the synthesis and accumulation of astaxanthin was i...The compositions and contents of astaxanthin esters and fatty acids in four types of Haematococcus pluvialis cells were studied by HPLC and GC-MS.Results showed that the synthesis and accumulation of astaxanthin was independent of the formation of cysts,but was highly correlated with the synthesis and accumulation of fatty acids,though it is an well known phenomenon that the accumulation of astaxanthin is usually accompanied by the formation of cyst.The red cysts contain more than 30%of fatty acids,with 81%of the unsaturated fatty acids.Taken together,besides a resource of astaxanthin,H.pluvialis would be a good resource of valuable fatty acids.展开更多
基金Supported by the National Natural Science Foundation of China(Grant No.CNSF30570183)Chinese Academy of Science(KSCX2-YW-G-027)Yunnan Provincial Sciences and Technology Department,China(2007AD009)
文摘The compositions and contents of astaxanthin esters and fatty acids in four types of Haematococcus pluvialis cells were studied by HPLC and GC-MS.Results showed that the synthesis and accumulation of astaxanthin was independent of the formation of cysts,but was highly correlated with the synthesis and accumulation of fatty acids,though it is an well known phenomenon that the accumulation of astaxanthin is usually accompanied by the formation of cyst.The red cysts contain more than 30%of fatty acids,with 81%of the unsaturated fatty acids.Taken together,besides a resource of astaxanthin,H.pluvialis would be a good resource of valuable fatty acids.
