I swear this keeps being removed from this hosting site.. i'm sure i've uploaded this twice before so this is my third upload My slideshare site won't allow it to be uploaded and doesn't specify a reason why apart from ''oops''.... but you can download it if you wish. I clicked the option to allow you to. http://www.authorstream.com/Presentation/Uniquelee-4149769-part-vitamin-synthesis-dha-epa-pufas-cox-gene/