Table 1.

Overview of experiments.

Experiment	Gestational age at birth	Saline controlled	Supplemental maternal immunity*	Age at SE infusion	Follow-up time	Diet comparison	Enteral volumes
1	Term or preterm	+	-	2 h	48 h	-	-
2	Preterm	-	-	2 h	12 h	BC vs. IF	40–56 ml/kg/d
3	Preterm	+	+	48 h	48 h	BC vs. IF	40–56 ml/kg/d
4	Preterm	-	-	48 h	24 h	BC vs. IF	40–56 ml/kg/d
5	Preterm	-	+	72 h	24 h	PP vs. IF	24–120 ml/kg/d

^*Animals immunized with systemic infusion of maternal plasma. BC, bovine colostrum; IF, infant formula; PP, porcine plasma; SE, Staphylococcus epidermidis.