We studied the function of Fucoidan in the radiation protection. After the radiation of gamma-ray, the amount of immune cells in rats was decreased sharply. But when the fucoidan was used, the damage of the radiation was reduced.
Reference
Effect of Laminaria Japonica Polysaccharides on Radioprotection and Splenic Lymphocyte Apoptosis, Medical Journal of Wuhan University, Vol. 25,No. 3, 2004