Genome-Wide Association Study Identifies HLA-DP as a Susceptibility Gene for Pediatric Asthma in Asian Populations

被引:107
作者
Noguchi, Emiko [1 ]
Sakamoto, Hiromi [2 ]
Hirota, Tomomitsu [3 ]
Ochiai, Kaori [1 ]
Imoto, Yoshimasa [1 ,4 ]
Sakashita, Masafumi [4 ]
Kurosaka, Fumitake [5 ]
Akasawa, Akira [6 ]
Yoshihara, Shigemi [7 ]
Kanno, Noriko [7 ]
Yamada, Yumi [7 ]
Shimojo, Naoki [8 ]
Kohno, Yoichi [8 ]
Suzuki, Yoichi [9 ]
Kang, Mi-Jin [10 ]
Kwon, Ji-Won [10 ]
Hong, Soo-Jong [10 ]
Inoue, Ken [11 ]
Goto, Yu-ichi [11 ]
Yamashita, Fumio [11 ,12 ]
Asada, Takashi [12 ]
Hirose, Hiroshi [13 ]
Saito, Ikuo [13 ]
Fujieda, Shigeharu [4 ]
Hizawa, Nobuyuki [14 ]
Sakamoto, Toru [14 ]
Masuko, Hironori [14 ]
Nakamura, Yusuke [3 ]
Nomura, Ichiro [15 ]
Tamari, Mayumi [3 ]
Arinami, Tadao [1 ]
Yoshida, Teruhiko [2 ]
Saito, Hirohisa [15 ]
Matsumoto, Kenji [15 ]
机构
[1] Univ Tsukuba, Grad Sch Comprehens Human Sci, Dept Med Genet, Tsukuba, Ibaraki, Japan
[2] Natl Canc Ctr, Res Inst, Div Genet, Tokyo 104, Japan
[3] RIKEN Ctr Genom Med, Lab Resp Dis, Yokohama, Kanagawa, Japan
[4] Univ Fukui, Fac Med Sci, Dept Otorhinolaryngol Head & Neck Surg, Fukui 910, Japan
[5] Kurosaka Pediat & Allergy Clin, Himji, Japan
[6] Tokyo Metropolitan Childrens Med Ctr, Dept Allergy, Tokyo, Japan
[7] Dokkyo Med Univ, Dept Pediat, Mibu, Tochigi, Japan
[8] Chiba Univ, Dept Pediat, Grad Sch Med, Chiba, Japan
[9] Chiba Univ, Dept Publ Hlth, Grad Sch Med, Chiba, Japan
[10] Univ Ulsan, Coll Med, Asan Med Ctr, Childhood Asthma Atopy Ctr,Dept Pediat, Seoul, South Korea
[11] Natl Ctr Neurol & Psychiat, Natl Inst Neurosci, Dept Mental Retardat & Birth Defect Res, Tokyo, Japan
[12] Univ Tsukuba, Dept Psychiat, Grad Sch Comprehens Human Sci, Tsukuba, Ibaraki, Japan
[13] Keio Univ, Ctr Hlth, Tokyo, Japan
[14] Univ Tsukuba, Grad Sch Comprehens Human Sci, Dept Resp Med, Tsukuba, Ibaraki, Japan
[15] Natl Res Inst Child Hlth & Dev, Dept Allergy & Immunol, Tokyo, Japan
关键词
ALLERGIC RHINITIS; RISK; ALLELES; PREVALENCE; EXPRESSION; HAPLOTYPES; CONTRIBUTE; VARIANTS; GENOTYPE; CHILDREN;
D O I
10.1371/journal.pgen.1002170
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
Asthma is a complex phenotype influenced by genetic and environmental factors. We conducted a genome-wide association study (GWAS) with 938 Japanese pediatric asthma patients and 2,376 controls. Single-nucleotide polymorphisms (SNPs) showing strong associations (P < 1x10(-8)) in GWAS were further genotyped in an independent Japanese samples (818 cases and 1,032 controls) and in Korean samples (835 cases and 421 controls). SNP rs987870, located between HLA-DPA1 and HLA-DPB1, was consistently associated with pediatric asthma in 3 independent populations (P-combined = 2.3x10(-10), odds ratio [OR] = 1.40). HLA-DP allele analysis showed that DPA1*0201 and DPB1*0901, which were in strong linkage disequilibrium, were strongly associated with pediatric asthma (DPA1*0201: P = 5.5x10(-10), OR = 1.52, and DPB1*0901: P = 2.0x10(-7), OR = 1.49). Our findings show that genetic variants in the HLA-DP locus are associated with the risk of pediatric asthma in Asian populations.
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页数:9
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