2 Joint FAO/WHO Expert Consultation on Evaluation of Health and Nutritional Properties of Probiotics in Food Including Powder Milk with Live Lactic Acid Bacteria (2001) .
4 Rijkers GT, Bengmark S, Enck P, et al. (2010) Guidance for substantiating the evidence for beneficial effects of probiotics: current status and recommendations for future research. J Nutr 140, 671S–676S.
5 Cummings JH, Antoine JM, Azpiroz F, et al. (2004) PASSCLAIM–gut health and immunity. Eur J Nutr 43, Suppl. 2, II118–II173.
6 Azaïs-Braesco V, Bresson JL, Guarner F, et al. (2010) Not all lactic acid bacteria are probiotics, … but some are. Br J Nutr 103, 1079–1081.
7 Mazmanian SK, Round JL & Kasper DL (2008) A microbial symbiosis factor prevents intestinal inflammatory disease. Nature 453, 620–625.
8 Kankainen M, Paulin L, Tynkkynen S, et al. (2009) Comparative genomic analysis of Lactobacillus rhamnosus GG reveals pili containing a human-mucus binding protein. Proc Natl Acad Sci U S A 106, 17193–17198.
9 World Health Organization (1992) Basic Documents, 39th ed. Geneva: WHO.
10 Albers R, Antoine JM, Bourdet-Sicard R, et al. (2005) Markers to measure immunomodulation in human nutrition intervention studies. Br J Nutr 94, 452–481.
11 Wolvers D, Antoine JM, Myllyluoma E, et al. (2010) Guidance for substantiating the evidence for beneficial effects of probiotics: prevention and management of infections by probiotics. J Nutr 140, 698S–712S.
12 Johnston BC, Supina AL, Ospina M, et al. (2007) Probiotics for the prevention of pediatric antibiotic-associated diarrhea. The Cochrane Database of Systematic Review , CD004827.
13 Guthmann F, Kluthe C & Bührer C (2010) Probiotics for prevention of necrotising enterocolitis: an updated meta-analysis. Klin Padiatr 222, 284–290.
14 Sandborn WJ, McLeod RS & Jewell DP (1998) Pharmacotherapy for induction and maintenance of remission in pouchitis. The Cochrane Database of Systematic Review , CD001176.
15 McFarland LV (2007) Meta-analysis of probiotics for the prevention of traveler's diarrhea. Travel Med Infect Dis 5, 97–105.
16 Qin J, Li R, Raes J, et al. (2010) A human gut microbial gene catalogue established by metagenomic sequencing. Nature 464, 59–65.
17 Biagi E, Nylund L, Candela M, et al. (2010) Through ageing, and beyond: gut microbiota and inflammatory status in seniors and centenarians. PLoS One 5, e10667.
18 Zoetendal EG, Rajilic-Stojanovic M & de Vos WM (2008) High-throughput diversity and functionality analysis of the gastrointestinal tract microbiota. Gut 11, 1605–1615.
19 Duan J, Chung H, Troy E, et al. (2010) Microbial colonization drives expansion of IL-1 receptor 1-expressing and IL-17-producing gamma/delta T cells. Cell Host Microbe 7, 140–150.
20 Avci FY & Kasper DL (2010) How bacterial carbohydrates influence the adaptive immune system. Annu Rev Immunol 28, 107–130.
21 Sjögren YM, Jenmalm MC, Böttcher MF, et al. (2009) Altered early infant gut microbiota in children developing allergy up to 5 years of age. Clin Exp Allergy 39, 518–526.
22 EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA) (2010) Scientific opinion on the substantiation of health claims related to non-characterised bacteria and yeasts pursuant to Article 13(1) of regulation (EC) No 1924/2006. EFSA J 8, 1470.
23 EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA) (2010) Scientific opinion on the substantiation of health claims related to vitamin D and normal function of the immune system and inflammatory response (ID 154, 159), maintenance of normal muscle function (ID 155) and maintenance of normal cardiovascular function (ID 159) pursuant to Article 13(1) of regulation (EC) No 1924/2006. EFSA J 8, 1468.
24 Bikle D (2009) Nonclassic actions of vitamin D. J Clin Endocrinol Metab 94, 26–34.
25 Cantorna MT, Yu S & Bruce D (2008) The paradoxical effects of vitamin D on type 1 mediated immunity. Mol Aspects Med 29, 369–375.
26 Khazai N, Judd SE & Tangpricha V (2008) Calcium and vitamin D: skeletal and extraskeletal health. Curr Rheumatol Rep 10, 110–117.
27 Lebeer S, Vanderleyden J & De Keersmaecker SC (2010) Host interactions of probiotic bacterial surface molecules: comparison with commensals and pathogens. Nat Rev Microbiol 8, 171–184.