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Updated: Jun 26, 2026

Quantitative Polymerase Chain Reaction-based Analyses of Murine Intestinal Microbiota After Oral Antibiotic Treatment
Published on: November 17, 2018
Monospecies probiotic preparation and administration with downstream analysis of sex-specific effects on gut
Claudia M Di Gesù1, Lisa M Matz2, Robert Fultz2
1Department of Neurobiology, The University of Texas Medical Branch at Galveston, Galveston, TX 77555, USA; Department of Biomedicine, Neuroscience and Advanced Diagnostics (BIND), University of Palermo, 90127 Palermo, Italy.
Abstract:
Dysbiosis of the gut microbiome is implicated in the growing burden of non-communicable chronic diseases, including neurodevelopmental disorders, and both preclinical and clinical studies highlight the potential for precision probiotic therapies in their prevention and treatment. Here, we present an optimized protocol for the preparation and administration of Limosilactobacillus reuteri MM4-1A (ATCC-PTA-6475) to adolescent mice. We also describe steps for performing downstream analysis of metataxonomic sequencing data with careful assessment of sex-specific effects on microbiome composition and structure. For complete details on the use and execution of this protocol, please refer to Di Gesù et al.1.

