Chinese Journal of Tissue Engineering Research ›› 2015, Vol. 19 ›› Issue (37): 6064-6068.doi: 10.3969/j.issn.2095-4344.2015.37.029

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Association between IRF6 gene and non-syndromic cleft lip and palate in Xinjiang Uygur population: a next-generation sequencing analysis 

Gu Li1, Bilikezi Yusufu2, Ainiwaer Mijiti1, Adili Moming1   

  1. 1Department of Oral and Maxillofacial Surgery, the First Affiliated Hospital of Xinjiang Medical University, Urumqi 830054, Xinjiang Uygur Autonomous Region, China; 2Department of Oral and Maxillofacial Surgery, the No.1 People’s Hospital of Kashgar, Kashgar 844000, Xinjiang Uygur Autonomous Region, China
  • Online:2015-09-10 Published:2015-09-10
  • Contact: Adili Moming, Master, Professor, Department of Oral and Maxillofacial Surgery, the First Affiliated Hospital of Xinjiang Medical University, Urumqi 830054, Xinjiang Uygur Autonomous Region, China
  • About author:Gu Li, Master, Physician, Department of Oral and Maxillofacial Surgery, the First Affiliated Hospital of Xinjiang Medical University, Urumqi 830054, Xinjiang Uygur Autonomous Region, China
  • Supported by:

    the National Natural Science Foundation of China, No. 81260163

Abstract:

BACKGROUND: There are few genetic data related to nonsyndromic cleft lip and palate in Xinjiang Uygur population.

OBJECTIVE: To investigate the relationship between interferon regulatory factor 6 (IRF6) and non-syndromic cleft lip and palate in Xinjiang Uygur population.

METHODS: A total of 100 Uyghur patients with non-syndromic cleft lip and palate from Xinjiang were included as case group, and meanwhile, 60 children with upper respiratory infection were enrolled as controls. Next-generation sequencing was used to detect coding region, 5’UTR and 500 bp before exon1 of IRF6 gene, and sequencing results were compared with the information on the genome database.

RESULTS AND CONCLUSION: Eleven high-frequency SNPs were found: rs861019, rs7552506, rs2235377, 
rs2235371, rs2013162, rs7545538, rs7545542, rs12403006, rs846808, rs34743335, rs2235373. The frequencies of alleles of loci rs7545538 (C > G, P=0.007), rs7545542 (C > T, P=0.044) and rs2235373 (G > A, P=0.049) were significantly different in the case group and control group; the genotype distribution of rs7545538 showed significant difference between the case group and control group (P=0.037); the genotype distribution and the frequency of alleles of other loci had no significant difference between the case group and control group (P > 0.05). Two blocks were identified in the 11 high-frequency SNPs. There were four common haploid types in Block 1: CCGGT > CCGAT > CACAT > TAGAC, and the most significant single type was CCGAT (P=0.032). There were three common haploid types in Block 2: TAC > ATG > TAG, and the most significant single types were TAC (P=0.009) and TAG (P=0.003). These findings indicate that IRF6 gene polymorphisms are probably associated with the occurrence of non-syndromic cleft lip and palate in Xinjiang Uygur population.

 中国组织工程研究杂志出版内容重点:组织构建;骨细胞;软骨细胞;细胞培养;成纤维细胞;血管内皮细胞;骨质疏松组织工程

Key words: Cleft Palate, Interferon Regulatory Factors, Polymorphism, Single Nucleotide

CLC Number: