A genome-wide association study of seasonal pattern mania identifies NF1A as a possible susceptibility gene for bipolar disorder

  • Heon Jeong Lee
  • , Hyun Goo Woo
  • , Tiffany A. Greenwood
  • , Daniel F. Kripke
  • , John R. Kelsoe*
  • *Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    Abstract

    Objective: The use of subphenotypes may be an effective approach for genetic studies of complex diseases. Manic episodes with a seasonal pattern may distinguish phenotypic subgroups of bipolar subjects that may also differ genetically. Method: We have performed a genome-wide association study using GAIN genotype data from the Bipolar Genome Study (BiGS) and bipolar subjects that were categorized as having either seasonal or non-seasonal patterned manic episodes. Results: A bipolar case-only analysis identified three genomic regions that differed between seasonal and non-seasonal patterned manic episodes of bipolar subjects. The most significant association was for rs41350144, which lies within an intron of NF1A gene on 1p31 (P=3.08×10-7, OR=2.27). Haplotype construction using flanking three SNPs (rs41453448, rs1125777, and rs12568010) spanning 7549 bp showed a more significant association (P=2.12×10-7, OR=0.4). Conclusions: These data suggest that genetic variants in the NF1A gene region may predispose to seasonal patterned of mania in bipolar disorder.

    Original languageEnglish
    Pages (from-to)200-207
    Number of pages8
    JournalJournal of Affective Disorders
    Volume145
    Issue number2
    DOIs
    Publication statusPublished - 2013 Feb 20

    Bibliographical note

    Funding Information:
    This work was supported by grants from the National Institute of Mental Health (NIMH) and National Human Genome Research Institute (NHGRI) to JRK (MH078151, MH081804, and MH059567 supplement), and by the Genetic Association Information Network (GAIN).

    UN SDGs

    This output contributes to the following UN Sustainable Development Goals (SDGs)

    1. SDG 3 - Good Health and Well-being
      SDG 3 Good Health and Well-being

    Keywords

    • Bipolar disorder
    • Genome-wide association
    • Seasonal pattern

    ASJC Scopus subject areas

    • Clinical Psychology
    • Psychiatry and Mental health

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