APOE gene polymorphism in long-lived individuals from a central China population

Autor: Guodong Liu, Xiang Liu, Pulin Yu, Qi Wang, Hua Wang, Chenfang Li, Guangming Ye, Xiaoling Wu, Chunling Tan
Jazyk: angličtina
Rok vydání: 2017
Předmět:
Zdroj: Scientific Reports, Vol 7, Iss 1, Pp 1-7 (2017)
Druh dokumentu: article
ISSN: 2045-2322
DOI: 10.1038/s41598-017-03227-5
Popis: Abstract Previous studies from European and East Asian cohorts reported conflicting results over whether and how the frequencies of the three common alleles, ε2, ε3 and ε4, of the apolioprotein E gene (APOE), in long-lived individuals differ from those in younger age groups. This study was the first to analyse these frequencies of long-lived individuals from central China. Genotyping of APOE alleles and genotypes was carried out in 70 long-lived individuals and 204 younger controls. No difference in the frequency of any APOE allele or genotype was found between the long-lived participants and their younger controls, but the long-lived group seemed to have a higher ε4 frequency (15.71%) than the 24–50 and 51–75 age groups (10.2% and 11.32%, P > 0.05). Notably, when compared with two other Chinese studies, the central China long-lived group had a higher ε4 frequency than its southern and eastern China counterparts (15.71% vs. 2.82% and 2.54%, P
Databáze: Directory of Open Access Journals
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