Characterization and in vitro properties of oral lactobacilli in breastfed infants

BMC Microbiology

Table 2 Lactobacillus species isolated from 4-month- old infants

		Lactobacillusspecies						Exposure to probiotics
		(% of isolated colonies per infant)¹						(age in months)
Sample	Feeding mode	L. gasseri	L. fermentum	L. reuteri	L. casei/ L. rhamnosus	L. paracasei	L. plantarum	1	2	3	4
1	Breastfed	100								+	+
2	Breastfed	100							+	+
3-10	Breastfed	100
11	Breastfed	3.5	84			12.5
12	Breastfed	3.8					96.2
13,14	Breastfed			100					+	+	+
15	Standard formula	50			50
16	Standard formula						100
17-19	MFGM formula^#	100
20	MFGM formula^#			100

¹ One species was found in 17 infants (85%), two species in two infants (samples 12, 15), and three species in one infant (sample 11).
^# Formula supplemented with a milk fat globule membrane fraction.

ISSN: 1471-2180