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
19210177
TITLE
Flexible Mx specification of various extended twin kinship designs.
ABSTRACT
The extended twin kinship design allows the simultaneous testing of additive and nonadditive genetic, shared and individual-specific environmental factors, as well as sex differences in the expression of genes and environment in the presence of assortative mating and combined genetic and cultural transmission (Eaves et al., 1999). It also handles the contribution of these sources of variance to the (co)variation of multiple phenotypes. Keller et al. (2008) extended this comprehensive model for family resemblance to allow or a flexible specification of assortment and vertical transmission. As such, it provides a general framework which can easily be reduced to fit subsets of data such as twin-parent data, children-of-twins data, etc. A flexible Mx specification of this model that allows handling of these various designs is presented in detail and applied to data from the Virginia 30,000. Data on height, body mass index, smoking status, church attendance, and political affiliation were obtained from twins and their families. Results indicate that biases in the estimation of variance components depend both on the types of relative available for analysis, and on the underlying genetic and environmental architecture of the phenotype of interest.
DATE PUBLISHED
2009 Feb
HISTORY
PUBSTATUS PUBSTATUSDATE
entrez 2009/02/13 09:00
pubmed 2009/02/13 09:00
medline 2009/08/19 09:00
AUTHORS
NAME COLLECTIVENAME LASTNAME FORENAME INITIALS AFFILIATION AFFILIATIONINFO
Maes HH Maes Hermine H HH Virginia Institute for Psychiatric and Behavioral Genetics, Virginia Commonwealth University, Richmond, Virginia 23298-0003, United States of America. hmaes@vcu.edu
Neale MC Neale Michael C MC
Medland SE Medland Sarah E SE
Keller MC Keller Matthew C MC
Martin NG Martin Nicholas G NG
Heath AC Heath Andrew C AC
Eaves LJ Eaves Lindon J LJ
INVESTIGATORS
JOURNAL
VOLUME: 12
ISSUE: 1
TITLE: Twin research and human genetics : the official journal of the International Society for Twin Studies
ISOABBREVIATION: Twin Res Hum Genet
YEAR: 2009
MONTH: Feb
DAY:
MEDLINEDATE:
SEASON:
CITEDMEDIUM: Print
ISSN: 1832-4274
ISSNTYPE: Print
MEDLINE JOURNAL
MEDLINETA: Twin Res Hum Genet
COUNTRY: England
ISSNLINKING: 1832-4274
NLMUNIQUEID: 101244624
PUBLICATION TYPE
PUBLICATIONTYPE TEXT
Journal Article
Research Support, N.I.H., Extramural
Research Support, Non-U.S. Gov't
Twin Study
COMMENTS AND CORRECTIONS
REFTYPE REFSOURCE REFPMID NOTE
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Cites Twin Res Hum Genet. 2009 Feb;12(1):19-25 19210176
Cites Behav Genet. 2000 May;30(3):223-33 11105396
Cites Am J Hum Genet. 1979 Mar;31(2):176-98 453202
Cites Behav Genet. 1985 Jan;15(1):15-30 4039132
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Cites Behav Genet. 1994 Jan;24(1):35-49 8192619
Cites Behav Genet. 1994 Mar;24(2):119-39 8024529
GRANTS
GRANTID AGENCY COUNTRY
R01 MH068521-04 NIMH NIH HHS United States
DA018673 NIDA NIH HHS United States
R01 AA007535 NIAAA NIH HHS United States
CA093423 NCI NIH HHS United States
DA022989 NIDA NIH HHS United States
R01 AA007728 NIAAA NIH HHS United States
R01 DA024413 NIDA NIH HHS United States
DA024413 NIDA NIH HHS United States
R01 CA085739 NCI NIH HHS United States
T32 MH020030 NIMH NIH HHS United States
MH020030 NIMH NIH HHS United States
GM30250 NIGMS NIH HHS United States
U01 DA024413 NIDA NIH HHS United States
AA06781 NIAAA NIH HHS United States
MH40828 NIMH NIH HHS United States
R01 MH068521 NIMH NIH HHS United States
U01 DA024413-02 NIDA NIH HHS United States
R37 DA018673 NIDA NIH HHS United States
R01 AA006781 NIAAA NIH HHS United States
CA085739 NCI NIH HHS United States
MH068521 NIMH NIH HHS United States
R01 DA016977-03 NIDA NIH HHS United States
AA07728 NIAAA NIH HHS United States
DA016977 NIDA NIH HHS United States
R25 CA093423 NCI NIH HHS United States
R25 CA093423-05 NCI NIH HHS United States
R37 DA018673-02 NIDA NIH HHS United States
R01 DA018673 NIDA NIH HHS United States
AG04954 NIA NIH HHS United States
R37 AA007728 NIAAA NIH HHS United States
R01 DA016977 NIDA NIH HHS United States
R01 MH040828 NIMH NIH HHS United States
GM32732 NIGMS NIH HHS United States
GENERAL NOTE
KEYWORDS
MESH HEADINGS
DESCRIPTORNAME QUALIFIERNAME
Analysis of Variance
Body Height genetics
Body Mass Index genetics
Databases, Genetic genetics
Environment genetics
Family genetics
Female genetics
Humans genetics
Male genetics
Models, Genetic genetics
Phenotype genetics
Smoking genetics
Socioeconomic Factors genetics
Twins genetics
Virginia genetics
SUPPLEMENTARY MESH
GENE SYMBOLS
CHEMICALS
OTHER ID's