1. Mushroom Research Foundation, 128 Moo 3, Bahn Pha Deng, T. Pa Pae, A. Mae Taeng, Chiang Mai 50150, Thailand
2. Department of Biological Sciences, University of Arkansas, Fayetteville, Arkansas 72701
3. Fungal Research Group, School of Science, Mae Fah Luang University, Chiang Rai 57100, Thailand
4. Horticultural Department, Agricultural Faculty, Kasetsart University, Kamphaengsaen Campus, Nakhon Pathom 73140, Thailand