A recent study has discovered that an enzyme present in the shimeji mushroom may be used for thrombolytic (maintaining healthy arteries and veins) therapy, as well as preventing the formation of abnormal blood clots in arteries and veins.
S.-M. Moon et al. Purification and characterization of a novel fibrinolytic α chymotrypsin like serine metalloprotease from the edible mushroom, Lyophyllum shimeji. Journal of Bioscience and Bioengineering, 117 (5). 544-550. (2014)