Overview of mushroom cultivation and utilization as functional foods / Shu-Ting Chang -- Molecular analysis and genomic studies of the shiitake mushroom Lentinula edodes / Hoi-Shan Kwan and Winnie W.Y. Chum -- Nutritional value and health benefits of mushrooms / Peter C.K. Cheung -- Sclerotia : an emerging functional food derived from mushrooms / Ka-Hing Wong and Peter C.K. Cheung -- Antitumor and immunomodulatory activities of mushroom polysaccharides / Vincent E.C. Ooi -- Regulatory issues of mushrooms as functional foods and dietary supplements : safety and efficacy / Solomon P. Wasser and Eden Akavia