Genetic and Environmental Influences on the Stability of Withdrawn Behavior in Children: A Longitudinal, Multi-informant Twin Study Rosa A. HoekstraMeike BartelsDorret I. Boomsma Original Research Open access 12 June 2008 Pages: 447 - 461
Genome Scan of a Nonword Repetition Phenotype in Families with Dyslexia: Evidence for Multiple Loci Zoran BrkanacNicola H. ChapmanWendy H. Raskind Original Paper Open access 08 July 2008 Pages: 462 - 475
5-HTTLPR and Gender Moderate Changes in Negative Affect Responses to Tryptophan Infusion Beverly H. BrummettChristopher L. MullerAllison Ashley-Koch Original Research Open access 26 July 2008 Pages: 476 - 483
Environmental Effects Exceed Genetic Effects on Perceived Intensity and Pleasantness of Several Odors: A Three-Population Twin Study Antti KnaapilaHely TuorilaMarkus Perola Original Paper 10 June 2008 Pages: 484 - 492
Investigation of Phenotypes Associated with Mood and Anxiety Among Male and Female Fragile X Premutation Carriers Jessica Ezzell HunterEmily Graves AllenStephanie L. Sherman Original Research 06 June 2008 Pages: 493 - 502
Chronic Nicotine Exposure has Dissociable Behavioural Effects on Control and Beta2−/− Mice Morgane BessonSandra SuarezSylvie Granon Original Research 08 July 2008 Pages: 503 - 514
Schedule-induced Polydipsia in Lines of Rats Selectively Bred for High and Low Ethanol Preference N. W. GilpinN. E. Badia-ElderR. B. Stewart Original Research 09 September 2008 Pages: 515 - 524
Genetics Analysis of Larval Foraging Behavior in Drosophila Funebris Claudia ArizmendiVerónica ZuletaRaúl Godoy-Herrera Original Research 26 July 2008 Pages: 525 - 530
Identification of Quantitative Trait Loci and Candidate Genes Influencing Ethanol Sensitivity in Honey Bees Andrew D. AmmonsGreg J. Hunt Original Research 26 July 2008 Pages: 531 - 553
An Analytic Study of the Power of Popular Quantitative-Trait-Locus Mapping Methods Kai Wang Original Research 03 September 2008 Pages: 554 - 559