Genetic Epidemiology, Translational Neurogenomics, Psychiatric Genetics and Statistical Genetics Laboratories investigate the pattern of disease in families, particularly identical and non-identical twins, to assess the relative importance of genes and environment in a variety of important health problems.
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PMID
9671988
TITLE
Segregation analysis of cutaneous melanoma in Queensland.
ABSTRACT
To investigate whether the familial clustering of cutaneous melanoma is consistent with Mendelian inheritance of a major autosomal gene, maximum likelihood segregation analyses were performed in a population-based sample of 1,912 families ascertained through a proband with melanoma diagnosed in Queensland between 1982 and 1990. Analyses were performed with the S.A.G.E. statistical package, using the REGTL program for a binary trait with a variable age of onset. We sought medical confirmation for all family members reported to have had melanoma, and only medically verified cases among relatives were included in the analyses. The hypothesis of codominant Mendelian inheritance gave a significantly better fit to the data than either dominant or recessive Mendelian inheritance, or environmental transmission. Overall, both Mendelian inheritance of a single major gene, and purely environmental transmission were rejected (P < 0.001). In both the single major gene and environmental models, there was strong evidence of familial dependence in melanoma occurrence (P < 0.001). These results are consistent with reported genetic heterogeneity in melanoma inheritance and suggest that other familial factors, such as pigmentation, skin type, and sun exposure habits, may play an important role in the familial clustering of melanoma.
DATE PUBLISHED
1998
HISTORY
PUBSTATUS PUBSTATUSDATE
pubmed 1998/07/22 02:14
medline 2000/06/20 09:00
entrez 1998/07/22 02:14
AUTHORS
NAME COLLECTIVENAME LASTNAME FORENAME INITIALS AFFILIATION AFFILIATIONINFO
Aitken JF Aitken J F JF Queensland Institute of Medical Research, Brisbane, Australia.
Bailey-Wilson J Bailey-Wilson J J
Green AC Green A C AC
MacLennan R MacLennan R R
Martin NG Martin N G NG
INVESTIGATORS
JOURNAL
VOLUME: 15
ISSUE: 4
TITLE: Genetic epidemiology
ISOABBREVIATION: Genet. Epidemiol.
YEAR: 1998
MONTH:
DAY:
MEDLINEDATE:
SEASON:
CITEDMEDIUM: Print
ISSN: 0741-0395
ISSNTYPE: Print
MEDLINE JOURNAL
MEDLINETA: Genet Epidemiol
COUNTRY: United States
ISSNLINKING: 0741-0395
NLMUNIQUEID: 8411723
PUBLICATION TYPE
PUBLICATIONTYPE TEXT
Journal Article
Research Support, Non-U.S. Gov't
COMMENTS AND CORRECTIONS
GRANTS
GENERAL NOTE
KEYWORDS
MESH HEADINGS
DESCRIPTORNAME QUALIFIERNAME
Adult
Australia
Child
Data Interpretation, Statistical
Genetic Predisposition to Disease
Humans
Likelihood Functions
Melanoma genetics
Skin Neoplasms genetics
SUPPLEMENTARY MESH
GENE SYMBOLS
CHEMICALS
OTHER ID's