The person-to-person transmission landscape of the gut and oral microbiomes
Valles-Colomer M, Blanco-Míguez A, Manghi P, et al. · Nature 2023
Large-scale metagenomic study · Open access
Key finding
Bacterial strains are routinely transmitted between people who live together, and between mothers and infants.
In plain language
The largest study of microbial sharing between people. It confirms that strains genuinely move between household members and partners.
How much weight this carries
Repeatedly demonstrated, with agreement across independent groups.
Cite or read it
Valles-Colomer M, Blanco-Míguez A, Manghi P, et al. (2023). The person-to-person transmission landscape of the gut and oral microbiomes. Nature. https://doi.org/10.1038/s41586-022-05620-1