Introduction
Oleaginous microalga of the Thraustochytrid family may be valuable sources of oil because at least 30% of dry biomass is lipid, and the content of omega-3 polyunsatu- rated fatty acids (PuFA) is high [1]. This is especially true of docosahexaenoic acid (DHA, C22:6n-3) which plays key roles in development of the brain and eye [2,3]. Additionally, the high levels of desirable fatty acids ren- der microbial oil valuable as a feedstock for production of biofuel.