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In the study, "individuals with higher dietary intakes of total omega-3 fatty acids had a reduced risk for ALS," said lead researcher Kathryn Fitzgerald, of the Harvard School of Public Health in Boston.
Analysis of the omega-3 fatty acid content of South African fish oil supplements--a follow-up study.
Our study seems to indicate that the level of marine-derived omega-3 fatty acids consumed must be higher than previously thought to impart substantial protection," she said.
Omega-3 fatty acids are mostly found in oily fish such as salmon, herring and mackerel.
These data indicate that IgAN patients responded differently to omega-3 fatty acid supplementation than did healthy controls.
The ratio of omega-6 to omega-3 fatty acids our diet today is estimated to be more than 10:1; some estimates are as high as 30:1.
Omega-3 fatty acids are so important to the development and proper maintenance of the brain that some scientists even hypothesize that it was the ingestion of omega-3 EFAs that allowed the brain to evolve to the next stage of human development.
Our first experiment was conducted at the University of Alberta where a technique of processing flaxseed was developed to maximize the availability of omega-3 fatty acids fed to pigs.
Two other major studies [of an omega-3 fatty acid supplement], GISSI-HF [Lancet 2008;372:1223-30] and JELIS [Lancet 2007;369:1090-8] showed the benefits accrue after the first year.
The review excluded patients who had atrial fibrillation before starting treatment with omega-3 fatty acid, as well as patients with incomplete echocardiography data.
Omega-3 fatty acids appear to prevent the continuous rise in blood pressure and deterioration of renal function that often occur in hypertensive heart transplant recipients.