Human fetal lungs harbor a microbiome signature

The lungs and placentas of fetuses within the womb — as younger as 11 weeks after conception — already present a bacterial microbiome signature, which means that micro organism might colonize the lungs nicely earlier than delivery. This primary-time discovering deepens the thriller of how the microbes or microbial merchandise attain these organs earlier than delivery and what function they play in regular lung and immune system improvement.