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Synergy of two human endogenous retroviruses in multiple myeloma

Kathrine L M Schmidt1, Annette J Vangsted2, Bettina Hansen1

  • 1Department of Biomedicin, Aarhus University, DK-8000 Aarhus C, Denmark.

Leukemia Research
|August 2, 2015
PubMed

Insights

This study links human endogenous retroviral loci, HERV-Fc1 and HERV-K, to increased multiple myeloma (MM) risk. Genetic analysis revealed significant gene-gene interactions, suggesting a role for these retroviral elements in MM development.

Area of Science:

  • Genetics
  • Epidemiology
  • Oncology
  • Retroviral Research

Background:

  • Multiple myeloma (MM) is a serious, incurable plasma cell cancer.
  • The etiology of MM is not fully understood, prompting investigation into genetic risk factors.
  • Human endogenous retroviruses (HERVs) are remnants of ancient retroviral infections integrated into the human genome, with potential roles in disease.

Purpose of the Study:

  • To investigate the association between human endogenous retroviral loci and the risk of developing multiple myeloma.
  • To explore potential gene-gene interactions influencing MM susceptibility.
  • To utilize genetic epidemiology to identify novel risk factors for MM.

Main Methods:

  • Employed genetic epidemiology techniques to analyze risk factors for multiple myeloma.
  • Utilized Single Nucleotide Polymorphism (SNP) analysis on a Sequenom platform.
  • Performed statistical analysis using SPSS software to evaluate associations and interactions.

Main Results:

  • Identified significant associations between MM risk and genetic markers near two endogenous retroviral loci: HERV-Fc1 on chromosome X and HERV-K on chromosome 1.
  • Observed strong evidence of gene-gene interactions contributing to the risk of multiple myeloma.
  • These findings provide indirect confirmation of the association between specific HERV loci and MM.

Conclusions:

  • Genetic variations near HERV-Fc1 and HERV-K loci are associated with an increased risk of multiple myeloma.
  • Gene-gene interactions play a crucial role in the genetic susceptibility to MM.
  • This study supports the hypothesis that endogenous retroviral elements may contribute to the pathogenesis of multiple myeloma.
Keywords:
Genetic epidemiologyGene–gene interactionHERVHuman endogenous retrovirusMyelomatosis

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