GENEVA, June 2 -- INSTITUTE OF MICROBIOLOGY, GUANGDONG ACADEMY OF SCIENCES (GUANGDONG DETECTION CENTER OF MICROBIOLOGY) (No.56, No.100 Xianlie Central Road, YuexiuGuangzhou, Guangdong 510070), 广东省科学院微生物研究所(广东省微生物分析检测中心) (中国广东省广州市越秀区先烈中路100号大院56号) filed a patent application (PCT/CN2025/072187) for "GRIFOLA FRONDOSA POLYSACCHARIDE GFP22, PREPARATION METHOD THEREFOR, AND USE THEREOF IN PREPARATION OF PREBIOTIC PRODUCT AND AUXILIARY AN...