glutathione peroxidase genes 4: a new player in neurodegeneration? Figure 3 from Glutathione Peroxidase-1

After blocking with 5% non-fat milk for 1 h at room temperature, the membranes were incubated in specific primary antibodies diluted in 2.5% BSA at 4 C overnight

So the second way to get EPA and DHA and, in fact, the most reliable way, or perhaps the only reliable way, is to consume them either in the diet from cod liver, fatty fish, and shellfish or as a supplement like fish oil

Invest Ophthalmol Vis Sci 49: EAbstract 5498

Kurnasov O

Earlier studies investigating the use of Spirulina as a feed supplement in livestock animals (e.g., including chickens, pigs, cattle, sheep, and rabbits) indicate that the algae potentially offers an improvement in health, production, and meat quality of the animals