Meta-analysis identifies seven susceptibility loci involved in the atopic march.

Marenholz I, Esparza-Gordillo J, Rüschendorf F, Bauerfeind A, Strachan DP, Spycher BD, Baurecht H, Margaritte-Jeannin P, Sääf A, Kerkhof M, Ege M, Baltic S, Matheson MC, Li J, Michel S, Ang WQ, McArdle W, Arnold A, Homuth G, Demenais F, Bouzigon E, Söderhäll C, Pershagen G, de Jongste JC, Postma DS, Braun-Fahrländer C, Horak E, Ogorodova LM, Puzyrev VP, Bragina EY, Hudson TJ, Morin C, Duffy DL, Marks GB, Robertson CF, Montgomery GW, Musk B, Thompson PJ, Martin NG, James A, Sleiman P, Toskala E, Rodriguez E, Fölster-Holst R, Franke A, Lieb W, Gieger C, Heinzmann A, Rietschel E, Keil T, Cichon S, Nöthen MM, Pennell CE, Sly PD, Schmidt CO, Matanovic A, Schneider V, Heinig M, Hübner N, Holt PG, Lau S, Kabesch M, Weidinger S, Hakonarson H, Ferreira MA, Laprise C, Freidin MB, Genuneit J, Koppelman GH, Melén E, Dizier MH, Henderson AJ, Lee YA

Nat Commun 6 (-) 8804 [2015-11-06; online 2015-11-06]

Eczema often precedes the development of asthma in a disease course called the 'atopic march'. To unravel the genes underlying this characteristic pattern of allergic disease, we conduct a multi-stage genome-wide association study on infantile eczema followed by childhood asthma in 12 populations including 2,428 cases and 17,034 controls. Here we report two novel loci specific for the combined eczema plus asthma phenotype, which are associated with allergic disease for the first time; rs9357733 located in EFHC1 on chromosome 6p12.3 (OR 1.27; P=2.1 × 10(-8)) and rs993226 between TMTC2 and SLC6A15 on chromosome 12q21.3 (OR 1.58; P=5.3 × 10(-9)). Additional susceptibility loci identified at genome-wide significance are FLG (1q21.3), IL4/KIF3A (5q31.1), AP5B1/OVOL1 (11q13.1), C11orf30/LRRC32 (11q13.5) and IKZF3 (17q21). We show that predominantly eczema loci increase the risk for the atopic march. Our findings suggest that eczema may play an important role in the development of asthma after eczema.

Mutation Analysis Facility (MAF)

PubMed 26542096

DOI 10.1038/ncomms9804

Crossref 10.1038/ncomms9804

pii: ncomms9804
pmc: PMC4667629


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