This document provides materials and methods related to bacterial compositions containing at least one bacterial organism having tryptophan decarboxylase activity. For example, bacterial compositions containing at least one bacterial organism having tryptophan decarboxylase activity and methods for using such bacterial compositions to improve gastrointestinal epithelial function and/or to treat gastrointestinal disorders are provided.
                            本文提供了与含有至少一种具有色
氨酸脱羧酶活性的细菌
生物体的细菌组合物有关的材料和方法。例如,提供了含有至少一种具有色
氨酸脱羧酶活性的细菌
生物体的细菌组合物以及使用这种细菌组合物改善胃肠上皮功能和/或治疗胃肠疾病的方法。