Chinese Researchers Discover New Gut-Secreted Hormone "Famsin" Contributing to Metabolic Adaptations during Fasting A recent study published in Cell Research by researchers from Tsinghua University and Zhejiang Chinese Medical University has identified a new gut-secreted hormone named "famsin" that contributes to metabolic adaptations during fasting. Role of the … [Read more...] about New Gut-Secreted Hormone ‘Famsin’ Contributes to Metabolic Adaptations During Fasting: Study