I can’t open this link for some reason. But is this the FDA approved study with turkey tail mushroom at Bastyr University? I believe the patient population was breast cancer patients however, the effects of these mushrooms on the immune system can still be extraplolated.
Their potential uses individually and as adjuncts to cancer therapy have emerged. Mushrooms are known to complement chemotherapy and radiation therapy by countering the side-effects of cancer, such as nausea, bone marrow suppression, anemia, and lowered resistance.
Polysaccharides are the best known and most potent mushroom-derived substances with anti-tumor and immunomodulating properties