References
- Cash HL, Whitham CV, Behrendt CL et al. Symbiotic bacteria direct expression of an intestinal bactericidal lectin. Science313, 1126–1130 (2006).
- Kelly D, Campbell JI, King TP et al. Commensal anaerobic gut bacteria attenuate inflammation by regulating nuclear-cytoplasmic shuttling of PPAR-g and RelA. Nat. Immunol.5, 104–112 (2004).
- Rakoff-Nahoum S, Paglino J, Eslami-Varzaneh F et al. Recognition of commensal microflora by toll-like receptors is required for intestinal homeostasis. Cell118, 229–241 (2004).
- Hooper LV, Falk PG, Gordon JI. Analyzing the molecular foundations of commensalism in the mouse intestine. Curr. Opin. Microbiol.3, 79–85 (2000).
- Hooper LV, Midtvedt T, Gordon JI. How host–microbial interactions shape the nutrient environment of the mammalian intestine. Annu. Rev. Nutr.22, 283–307 (2002).
- Marples MJ. The normal flora of the human skin. Br. J. Dermatol.81, 2–13 (1969).
- Cogen AL, Yamasaki K, Sanchez KM et al. Selective antimicrobial action is provided by phenol-soluble modulins derived from Staphylococcus epidermidis, a normal resident of the skin. J. Invest. Dermatol.130, 192–200 (2010).
- Evans CA, Smith WM, Johnston EA et al. Bacterial flora of the normal human skin. J. Invest. Dermatol.15, 305–324 (1950).
- Lai Y, Di Nardo A, Nakatsuji T et al. Commensal bacteria regulate Toll-like receptor 3-dependent inflammation after skin injury. Nat. Med.15, 1377–1382 (2009).
- Cogen AL, Nizet V, Gallo RL. Skin microbiota: a source of disease or defence? Br. J. Dermatol.158, 442–455 (2008).
- Wang R, Braughton KR, Kretschmer D et al. Identification of novel cytolytic peptides as key virulence determinants for community-associated MRSA. Nat. Med.13, 1510–1514 (2007).
- Strachan DP. Hay fever, hygiene, and household size. BMJ299, 1259–1260 (1989).
- Bach JF. The effect of infections on susceptibility to autoimmune and allergic diseases. N. Engl. J. Med.347, 911–920 (2002).
- Mazmanian SK, Round JL, Kasper DL. A microbial symbiosis factor prevents intestinal inflammatory disease. Nature453, 620–625 (2008).
- de Jongh GJ, Zeeuwen PL, Kucharekova M et al. High expression levels of keratinocyte antimicrobial proteins in psoriasis compared with atopic dermatitis. J. Invest. Dermatol.125, 1163–1173 (2005).