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AIST TODAYNo.18 Autumn 2005 [ PDF:10.2MB ]


Production of polyunsaturated fatty acid by marine microorganisms


New labyrinthulid strains were isolated. One strain contains docosahexaenoic acid (DHA) only among polyunsaturated fatty acid (PUFA), and another contains only n-6 docosapentaenoic acid (n-6DPA). The growth optimization for labyrinthulid has revealed that the growth was accelerated in an oil-dispersed solid medium. Using growth character of labyrinthulids, we developed a new method of DHA/DPA production from food waste.

Figure
Figure: Morphological character of labyrinthulids.
(left) forming ectoplasmic network, within which the cells glide.
(right-up) vegetative cells are spindle shaped.
(right-down) many lipid bodies are observed by fluorescent dyeing.

Relational Information

AIST TODAY Vol.5, No.7 (2005) p.26-27



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