1: Preuss HG, Echard B, Bagchi D, Perricone NV. Maitake mushroom extracts
ameliorate progressive hypertension and other chronic metabolic perturbations in 
aging female rats. Int J Med Sci. 2010 Jun 7;7(4):169-80. PubMed PMID: 20567593; 
PubMed Central PMCID: PMC2887057.


2: Preuss HG, Echard B, Bagchi D, Perricone NV, Zhuang C. Enhanced
insulin-hypoglycemic activity in rats consuming a specific glycoprotein extracted
from maitake mushroom. Mol Cell Biochem. 2007 Dec;306(1-2):105-13. Epub 2007 Aug 
1. PubMed PMID: 17671829.


3: Adachi K, Nanba H, Otsuka M, Kuroda H. Blood pressure-lowering activity
present in the fruit body of Grifola frondosa (maitake). I. Chem Pharm Bull
(Tokyo). 1988 Mar;36(3):1000-6. PubMed PMID: 3409391.


4: Kabir Y, Yamaguchi M, Kimura S. Effect of shiitake (Lentinus edodes) and
maitake (Grifola frondosa) mushrooms on blood pressure and plasma lipids of
spontaneously hypertensive rats. J Nutr Sci Vitaminol (Tokyo). 1987
Oct;33(5):341-6. PubMed PMID: 3443885.