Hungary (Pécs) 3-6 y 24 wk |
|
|
Baseline and week 24
qPCR
|
↑ relative abundances of Bifidobacterium and Lactobacillus
↔ numbers of total bacteria, relative abundances of C. perfringens, C. difficile and Enterobacteriaceae
↔ fecal pH and stool consistency
|
53 |
Belgium (Leuven) 8-12 y 3 wk |
Randomized, double-blind, placebo-controlled crossover trial with 2 wk washout
Wheat bran extract and control (n=29)
|
|
Baseline and d19 or 20
FISH
|
↑ Bifidobacterium level
↔ counts of Lactobacillus/Enterococcus, C. histolyticum/C. liteseburense, R. rectale/E. rectela groups, and F. prausnitzii
↔ fecal pH, each SCFA levels, percentage of moisture and stool frequency
|
54 |
U.S. (Indiana) 10-13 y 3 wk |
Randomized, double-blind cross-over trial with 2 wk washout
GOS 5g, GOS 10g and control (n=20)
|
Smoothie drinks
GOS (5 or 10 g/d)
|
|
↔ numbers of DGGE bands
Change in Bifidobacterium counts: GOS 5g > GOS 10g, control
↔ bowel movement frequency and stool consistency
|
55 |
U.S. (Indiana) 12-15 y 3 wk |
|
Spaghetti, hamburgers, sandwiches and potato chips
Soluble maize fiber (12 g/d)
|
|
↑ proportions of Parabacteroides, other Clostridiales and other Ruminococcaceae
↓ Enterococcus, Anaerofustis, Coprococcus and other Peptostreptococcaseae
|
56 |
U.S. (Indiana) 12-15 y 4 wk |
Randomized double–blind cross-over trial with 3-4 wk washout
SCF (10 g), SCF (20 g) and control (n=27)
|
|
|
↑ Chao 1 and observed OTUs at species level
Overall microbiota differed between samples with and without SCF
SCF 10g ↑P arabacteroides and unclassified Lachnospiraceae, ↓ reclassified Ruminococcus
SCF 20g ↑Parabacteroides and unclassified Lachnospiraceae, ↓ Bacteroides and Lachnospira
Fecal pH: SCF 20g < control. SCF 10g
↔ SCFA concentrations
|
57 |