Human Genetics

, Volume 123, Issue 1, pp 65–75

Fine mapping of familial prostate cancer families narrows the interval for a susceptibility locus on chromosome 22q12.3 to 1.36 Mb

  • Bo Johanneson
  • Shannon K. McDonnell
  • Danielle M. Karyadi
  • Scott J. Hebbring
  • Liang Wang
  • Kerry Deutsch
  • Laura McIntosh
  • Erika M. Kwon
  • Miia Suuriniemi
  • Janet L. Stanford
  • Daniel J. Schaid
  • Elaine A. Ostrander
  • Stephen N. Thibodeau
Original Investigation

DOI: 10.1007/s00439-007-0451-y

Cite this article as:
Johanneson, B., McDonnell, S.K., Karyadi, D.M. et al. Hum Genet (2008) 123: 65. doi:10.1007/s00439-007-0451-y

Abstract

Genetic studies suggest that hereditary prostate cancer is a genetically heterogeneous disease with multiple contributing loci. Studies of high-risk prostate cancer families selected for aggressive disease, analysis of large multigenerational families, and a meta-analysis from the International Consortium for Prostate Cancer Genetics (ICPCG), all highlight chromosome 22q12.3 as a susceptibility locus with strong statistical significance. Recently, two publications have narrowed the 22q12.3 locus to a 2.18 Mb interval using 54 high-risk families from the ICPCG collaboration, as defined by three recombination events on either side of the locus. In this paper, we present the results from fine mapping studies at 22q12.3 using both haplotype and recombination data from 42 high-risk families contributed from the Mayo Clinic and the Prostate Cancer Genetic Research Study (PROGRESS) mapping studies. No clear consensus interval is present when all families are used. However, in the subset of 14 families with ≥5 affected men per family, a 2.53-Mb shared consensus segment that overlaps with the previously published interval is identified. Combining these results with data from the earlier ICPCG study reduces the three-recombination interval at 22q12.3 to approximately 1.36 Mb.

Supplementary material

439_2007_451_MOESM1_ESM.pdf (22 kb)
Name, physical-, genetic-position and primer sequences for each marker (PDF 21.7 kb)

Copyright information

© Springer-Verlag 2007

Authors and Affiliations

  • Bo Johanneson
    • 1
  • Shannon K. McDonnell
    • 2
  • Danielle M. Karyadi
    • 1
  • Scott J. Hebbring
    • 3
  • Liang Wang
    • 3
  • Kerry Deutsch
    • 4
  • Laura McIntosh
    • 5
  • Erika M. Kwon
    • 1
  • Miia Suuriniemi
    • 1
  • Janet L. Stanford
    • 5
    • 6
  • Daniel J. Schaid
    • 2
  • Elaine A. Ostrander
    • 1
  • Stephen N. Thibodeau
    • 3
  1. 1.Cancer Genetics Branch, National Human Genome Research InstituteNational Institutes of HealthBethesdaUSA
  2. 2.Department of Health Sciences ResearchMayo ClinicRochesterUSA
  3. 3.Department of Laboratory Medicine and PathologyMayo ClinicRochesterUSA
  4. 4.Institute for Systems BiologySeattleUSA
  5. 5.Division of Public Health SciencesFred Hutchinson Cancer Research CenterSeattleUSA
  6. 6.Department of Epidemiology, School of Public Health and Community MedicineUniversity of WashingtonSeattleUSA