Figure 1.

Summary of antecedents and consequences of gut dysbiosis in preterm infants. Several prenatal, birth, and postnatal factors negatively impact the developing gut microbiome of the preterm infant. The resulting dysbiotic gut microbial communities during this critical period of development have been linked to both short-term and long-term morbidities. *Highlights factors considered to have relatively greater impact than others. Figure 1 created using www.biorender.com.