Detection of bacteria in placental tissues obtained from extremely low gestational age neonates

AB Onderdonk, ML Delaney, AM DuBois… - American journal of …, 2008 - Elsevier
OBJECTIVE: The objective of the study was to quantify and identify aerobic and anaerobic
bacteria as well as Mycoplasma and Ureaplasma in the chorionic parenchyma. STUDY
DESIGN: A sample of the chorionic parenchyma from neonates delivered between 23-27
completed weeks was cultured and tested by polymerase chain reaction (PCR) methods
using universal bacterial primers for the presence of bacteria and mycoplasmas. RESULTS:
The culture positive rate was higher for vaginal deliveries (333/489; 68%) than for cesarean …