Specific microbiota tryptophan metabolites—indole-3-aldehyde and indole-3-lactic acid are key mediators in alleviating atopic dermatitis - Haomin Zhou; Zhangming Pei; Ning Wang; Zhifeng Fang; Wenbing Hu; Hongchao Wang; Wenwei Lu; Hao Zhang; Wei Chen (Food Bioscience, 2026)