Geffen GM - Search Results

1

Special twin environments, genetic influences and their effects on the handedness of twins and their siblings.

Medland SE, Wright MJ, Geffen GM, Hay DA, Levy F, Martin NG, Duffy DL. Medland SE, et al. Among authors: geffen gm. Twin Res. 2003 Apr;6(2):119-30. doi: 10.1375/136905203321536245. Twin Res. 2003. PMID: 12723998

2

Opposite effects of androgen receptor CAG repeat length on increased risk of left-handedness in males and females.

Medland SE, Duffy DL, Spurdle AB, Wright MJ, Geffen GM, Montgomery GW, Martin NG. Medland SE, et al. Among authors: geffen gm. Behav Genet. 2005 Nov;35(6):735-44. doi: 10.1007/s10519-005-6187-3. Behav Genet. 2005. PMID: 16273319

3

Multivariate genetic analysis of academic skills of the Queensland core skills test and IQ highlight the importance of genetic g.

Wainwright MA, Wright MJ, Luciano M, Geffen GM, Martin NG. Wainwright MA, et al. Among authors: geffen gm. Twin Res Hum Genet. 2005 Dec;8(6):602-8. doi: 10.1375/183242705774860259. Twin Res Hum Genet. 2005. PMID: 16354502

4

Handedness in twins: joint analysis of data from 35 samples.

Medland SE, Duffy DL, Wright MJ, Geffen GM, Martin NG. Medland SE, et al. Among authors: geffen gm. Twin Res Hum Genet. 2006 Feb;9(1):46-53. doi: 10.1375/183242706776402885. Twin Res Hum Genet. 2006. PMID: 16611467

5

Genetic covariation among facets of openness to experience and general cognitive ability.

Wainwright MA, Wright MJ, Luciano M, Geffen GM, Martin NG. Wainwright MA, et al. Among authors: geffen gm. Twin Res Hum Genet. 2008 Jun;11(3):275-86. doi: 10.1375/twin.11.3.275. Twin Res Hum Genet. 2008. PMID: 18498206 Free article.

6

Genetic influences on handedness: data from 25,732 Australian and Dutch twin families.

Medland SE, Duffy DL, Wright MJ, Geffen GM, Hay DA, Levy F, van-Beijsterveldt CE, Willemsen G, Townsend GC, White V, Hewitt AW, Mackey DA, Bailey JM, Slutske WS, Nyholt DR, Treloar SA, Martin NG, Boomsma DI. Medland SE, et al. Among authors: geffen gm. Neuropsychologia. 2009 Jan;47(2):330-7. doi: 10.1016/j.neuropsychologia.2008.09.005. Epub 2008 Sep 9. Neuropsychologia. 2009. PMID: 18824185 Free PMC article.

7

Genetic variation of individual alpha frequency (IAF) and alpha power in a large adolescent twin sample.

Smit CM, Wright MJ, Hansell NK, Geffen GM, Martin NG. Smit CM, et al. Among authors: geffen gm. Int J Psychophysiol. 2006 Aug;61(2):235-43. doi: 10.1016/j.ijpsycho.2005.10.004. Epub 2005 Dec 9. Int J Psychophysiol. 2006. PMID: 16338015

8

A genetic investigation of the covariation among inspection time, choice reaction time, and IQ subtest scores.

Luciano M, Wright MJ, Geffen GM, Geffen LB, Smith GA, Martin NG. Luciano M, et al. Among authors: geffen gm, geffen lb. Behav Genet. 2004 Jan;34(1):41-50. doi: 10.1023/B:BEGE.0000009475.35287.9d. Behav Genet. 2004. PMID: 14739695

9

Genetic and environmental sources of covariance between reading tests used in neuropsychological assessment and IQ subtests.

Wainwright M, Wright MJ, Geffen GM, Geffen LB, Luciano M, Martin NG. Wainwright M, et al. Among authors: geffen gm, geffen lb. Behav Genet. 2004 Jul;34(4):365-76. doi: 10.1023/B:BEGE.0000023642.34853.cb. Behav Genet. 2004. PMID: 15082934

10

The genetic basis of academic achievement on the Queensland Core Skills Test and its shared genetic variance with IQ.

Wainwright MA, Wright MJ, Geffen GM, Luciano M, Martin NG. Wainwright MA, et al. Among authors: geffen gm. Behav Genet. 2005 Mar;35(2):133-45. doi: 10.1007/s10519-004-1014-9. Behav Genet. 2005. PMID: 15685427

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