abstract：:It is often assumed that Afrikaners stem from a small number of Dutch immigrants. As a result they should be genetically homogeneous, show founder effects and be rather inbred. By disentangling my own South African pedigree, that is on average 12 generations deep, I try to quantify the genetic heritage of an Afrikaner...

journal_title：Annals of human genetics

authors： Greeff JM

更新日期：2007-09-01 00:00:00

abstract：:In a Muslim Arab village, relatively isolated because of the preference of consanguineous marriages, we studied the fate of 12 mutations in 5 different genes. The study was based on carriers detected among relatives of affected patients and of carriers discovered in a random sample of 424 adults. Most of the mutations...

journal_title：Annals of human genetics

authors： Zlotogora J,Hujerat Y,Barges S,Shalev SA,Chakravarti A

更新日期：2007-03-01 00:00:00

abstract：:Hereditary hearing impairment is the most genetically heterogeneous trait known in humans. So far, 50 published autosomal recessive non-syndromic hearing impairment (ARNSHI) loci have been mapped, and 23 ARNSHI genes have been identified. Here, we report the mapping of a novel ARNSHI locus, DFNB63, to chromosome 11q13...

journal_title：Annals of human genetics

authors： Tlili A,Masmoudi S,Dhouib H,Bouaziz S,Rebeh IB,Chouchen J,Turki K,Benzina Z,Charfedine I,Drira M,Ayadi H

更新日期：2007-03-01 00:00:00

abstract：:Dyslexia is a complex gene-environment disorder with poorly understood etiology that affects about 5% of school-age children. Dyslexia occurs in all languages and is associated with a high level of social and psychological morbidity for the individual and their family; approximately 40-50% have persistent disability i...

journal_title：Annals of human genetics

authors： Schulte-Körne G,Ziegler A,Deimel W,Schumacher J,Plume E,Bachmann C,Kleensang A,Propping P,Nöthen MM,Warnke A,Remschmidt H,König IR

更新日期：2007-03-01 00:00:00

abstract：:Multivariate linkage analysis has been suggested for the analysis of correlated traits, such as blood pressure (BP) and body mass index (BMI), because it may offer greater power and provide clearer results than univariate analyses. Currently, the most commonly used multivariate linkage methods are extensions of the un...

journal_title：Annals of human genetics

authors： Wang T,Elston RC

更新日期：2007-01-01 00:00:00

abstract：:Epidemiological evidence on gene-environment effects of the G-protein beta-3 subunit C825T polymorphisms and sodium on blood pressure in the free-living general population is limited. We examined the associations between the C825T polymorphism and blood pressure levels, stratified by the sodium variables estimated by ...

journal_title：Annals of human genetics

authors： Yamagishi K,Tanigawa T,Cui R,Tabata M,Ikeda A,Yao M,Shimamoto T,Iso H

更新日期：2006-11-01 00:00:00

abstract：:Previous analyses have provided evidence for one or more loci affecting body weight in the H19-IGF2-INS-TH region on chromosome 11p15. To identify the location of a possible causal locus or loci we applied association analysis by composite likelihood to a large cohort under the Malecot model for body weight. A random ...

journal_title：Annals of human genetics

authors： Zhang W,Maniatis N,Rodriguez S,Miller GJ,Day IN,Gaunt TR,Collins A,Morton NE

更新日期：2006-11-01 00:00:00

abstract：:Here we report on a male infant presenting the typical pattern of Jacobsen syndrome including trigonocephaly, thrombocytopenia, congenital heart defect, urethral stenosis, and partial agenesis of the corpus callosum. Conventional karyotyping, FISH, SKY and CGH analyses showed that the region distal to the MLL locus on...

journal_title：Annals of human genetics

authors： Gadzicki D,Baumer A,Wey E,Happel CM,Rudolph C,Tönnies H,Neitzel H,Steinemann D,Welte K,Klein C,Schlegelberger B

更新日期：2006-11-01 00:00:00

abstract：:In a landmark study Rosenberg et al. (2002) analyzed human genome diversity with 377 microsatellites in the HGDP-CEPH Genome Diversity Panel and reported that the populations were structured into five geographical regions: America, Sub-Saharan Africa, East Asia, Oceania and a cluster composed of Europe, the Middle Eas...

journal_title：Annals of human genetics

authors： Bastos-Rodrigues L,Pimenta JR,Pena SD

更新日期：2006-09-01 00:00:00

abstract：:The aims of this study were to investigate the contributions of the mitochondrial DNA m.4216T > C and m.4917A > G variants, and also of the European-specific mitochondrial cluster J/T, to the development of type 2 diabetes mellitus in Caucasian-Brazilian patients from Southern Brazil. We analyzed 347 type 2 diabetes p...

journal_title：Annals of human genetics

authors： Crispim D,Canani LH,Gross JL,Tschiedel B,Souto KE,Roisenberg I

更新日期：2006-07-01 00:00:00

abstract：:Case-parent triad data are considered a robust basis for studying association between variants of a gene and a disease. Methods evaluating statistical significance of association, like the TDT-test and its extensions, are frequently used. When there are prior hypotheses of a causal effect of the gene under study, howe...

journal_title：Annals of human genetics

authors： Gjessing HK,Lie RT

更新日期：2006-05-01 00:00:00

abstract：:Mitochondrial DNA variability in the Polish Roma population has been studied by means of hypervariable segment I and II (HVS I and II) sequencing and restriction fragment-length polymorphism analysis of the mtDNA coding region. The mtDNA haplotypes detected in the Polish Roma fall into the common Eurasian mitochondria...

journal_title：Annals of human genetics

authors： Malyarchuk BA,Grzybowski T,Derenko MV,Czarny J,Miścicka-Sliwka D

更新日期：2006-03-01 00:00:00

abstract：:In case-control association studies unobserved population stratification may act as a confounder, leading to an increased number of false positive results. Methods accounting for population structure by using additional genetic markers broadly follow one of two concepts: Genomic Control (GC) and Structured Association...

journal_title：Annals of human genetics

authors： Köhler K,Bickeböller H

更新日期：2006-01-01 00:00:00

abstract：:Candidate gene association tests are currently performed using several intragenic SNPs simultaneously, by testing SNP haplotype or genotype effects in multifactorial diseases or traits. The number of haplotypes drastically increases with an increase in the number of typed SNPs. As a result, large numbers of haplotypes...

journal_title：Annals of human genetics

authors： Sha Q,Dong J,Jiang R,Zhang S

更新日期：2005-11-01 00:00:00

abstract：:Height and body mass index (BMI) have high heritability in most studies. High BMI and reduced height are well-recognized as important risk factors for a number of cardiovascular diseases. We investigated these phenotypes in African American families originally ascertained for studies of linkage with type 2 diabetes us...

journal_title：Annals of human genetics

authors： Sale MM,Freedman BI,Hicks PJ,Williams AH,Langefeld CD,Gallagher CJ,Bowden DW,Rich SS

更新日期：2005-09-01 00:00:00

abstract：:Genetic variations in cardiac ion channels have been implicated not only as the causes of inherited arrhythmic syndromes, but also as genetic risk factors for some acquired arrhythmias. To elucidate the potential roles of genetic polymorphisms of the alpha subunit of the voltage-gated sodium channel type V (SCN5A) in ...

journal_title：Annals of human genetics

authors： Maekawa K,Saito Y,Ozawa S,Adachi-Akahane S,Kawamoto M,Komamura K,Shimizu W,Ueno K,Kamakura S,Kamatani N,Kitakaze M,Sawada J

更新日期：2005-07-01 00:00:00

abstract：:The routine performance of high-altitude (HA) natives in the hypoxic environment of HA exemplifies the process of adaptation mainly through natural selection. The recent therapeutic application of nitric oxide (NO) in HA disorders, for the improvement of oxygenation and vasodilation, ushered us to investigate the endo...

journal_title：Annals of human genetics

authors： Ahsan A,Norboo T,Baig MA,Qadar Pasha MA

更新日期：2005-05-01 00:00:00

abstract：:This paper proposes family based Hotelling's T(2) tests for high resolution linkage disequilibrium (LD) mapping or association studies of complex diseases. Assume that genotype data of multiple markers or haplotype blocks are available for a sample of nuclear families, in which some offspring are affected. Paired Hote...

journal_title：Annals of human genetics

authors： Fan R,Knapp M,Wjst M,Zhao C,Xiong M

更新日期：2005-03-01 00:00:00

abstract：:In the process of genetically mapping a complex disease, the question may arise whether a certain polymorphism is the only causal variant in a region. A number of methods can answer this question, but unfortunately these methods are optimal for bi-allelic loci only. We wanted to develop a method that is more suited fo...

journal_title：Annals of human genetics

authors： Spijker GT,Nolte IM,Jansen RC,Te Meerman GJ

更新日期：2005-01-01 00:00:00

abstract：:We determine the power of variance component linkage analysis in the case of discrete, dichotomous traits analyzed under a classical liability threshold model. For simplicity we consider randomly ascertained samples and an additive model of variation incorporating a qtl, residual additive genetic factors, and individu...

journal_title：Annals of human genetics

authors： Williams JT,Blangero J

更新日期：2004-11-01 00:00:00

abstract：:To investigate patterns of diversity and the evolutionary history of Eurasians, we have sequenced a 2.8 kb region at Xp11.23 in a sample of African and Eurasian chromosomes. This region is in a long intron of CLCN5 and is immediately flanked by a highly variable minisatellite, DXS255, and a human-specific Ta0 LINE. Co...

journal_title：Annals of human genetics

authors： Alonso S,Armour JA

更新日期：2004-09-01 00:00:00

abstract：:Klippel-Trenaunay syndrome (KTS) is a congenital vascular disorder comprised of capillary, venous and lymphatic malformations associated with overgrowth of the affected tissues. In this study, we report the identification of a de novo supernumerary ring chromosome in a patient with mild mental retardation, long taperi...

journal_title：Annals of human genetics

authors： Timur AA,Sadgephour A,Graf M,Schwartz S,Libby ED,Driscoll DJ,Wang Q

更新日期：2004-07-01 00:00:00

abstract：:The goal of the present study was to investigate inter-individual and age-dependent variation of global DNA methylation in human tissues. In this work, we examined 5-methyldeoxycytidine ((met)C) content by HPLC in human peripheral blood leukocytes obtained from 76 healthy individuals of ages varying from 4 to 94 years...

journal_title：Annals of human genetics

authors： Fuke C,Shimabukuro M,Petronis A,Sugimoto J,Oda T,Miura K,Miyazaki T,Ogura C,Okazaki Y,Jinno Y

更新日期：2004-05-01 00:00:00

abstract：:Polymorphisms of the promoter region (-108C/T) and the coding region (192Q/R) of the paraoxonase 1 gene (PON1) showed differences in association with cardiovascular disease risk in various populations. To characterize the genetic variation underlying these important polymorphisms, we examined DNA sequence variation bo...

journal_title：Annals of human genetics

authors： Koda Y,Tachida H,Soejima M,Takenaka O,Kimura H

更新日期：2004-03-01 00:00:00

abstract：:As knowledge of the human genome continues to grow, more progress is being made towards not only identifying the genes involved in disease susceptibility but also in defining the synergistic role genes play with environmental exposures. The detection of gene-environment interactions is important as it can offer clinic...

journal_title：Annals of human genetics

authors： Lake SL,Laird NM

更新日期：2004-01-01 00:00:00

abstract：:We analysed microsatellite genotypes sampled from the Pakistani and Indian communities in Nottingham, UK, to investigate the genetic consequences of substructuring mediated by traditional marriage customs. The application of a recently developed likelihood approach identified significant levels of population substruct...

journal_title：Annals of human genetics

authors： Overall AD,Ahmad M,Thomas MG,Nichols RA

更新日期：2003-11-01 00:00:00

abstract：:The author proposes a method to test the genetic relation between two individuals using a panel of SNPs. The method does not require information about the allele frequencies, and as such it can be used to test any pair of individuals from any population(s). ...

journal_title：Annals of human genetics

authors： Lee WC

更新日期：2003-11-01 00:00:00

abstract：:Cystic fibrosis is a common autosomal recessive disorder that primarily affects the epithelial cells in the intestine, respiratory system, pancreas, gall bladder and sweat glands. Over one thousand mutations have currently been identified in the Cystic Fibrosis Transmembrane Conductance Regulator (CFTR) gene that are ...

journal_title：Annals of human genetics

authors： Rowntree RK,Harris A

更新日期：2003-09-01 00:00:00

abstract：:This paper presents a marginal likelihood model for family-based data based upon the transmission of marker alleles from each heterozygous parent to his/her affected children. The proposed model, extending the maximum-likelihood-binomial (MLB) method and the disequilibrium maximum-likelihood-binomial (DMLB) method (Ab...

journal_title：Annals of human genetics

authors： Lo SH,Liu X,Shao Y

更新日期：2003-07-01 00:00:00

abstract：:The Samaritan community is a small, isolated, and highly endogamous group numbering some 650 members who have maintained extensive genealogical records for the past 13-15 generations. We performed mutation detection experiments on mitochondrial DNAs and Y chromosomes from confirmed maternal and paternal lineages to es...

journal_title：Annals of human genetics

authors： Bonné-Tamir B,Korostishevsky M,Redd AJ,Pel-Or Y,Kaplan ME,Hammer MF

更新日期：2003-03-01 00:00:00

abstract：:Recently statements have been made about a special 'genetic homogeneity' of the Icelanders that are at variance with earlier work on blood groups and allozymes. To validate these claims an extensive reanalysis was undertaken of mtDNA variation by examining primary data from original sources on 26 European populations....

journal_title：Annals of human genetics

authors： Arnason E

更新日期：2003-01-01 00:00:00

abstract：:Ancient diversity in Sub-Saharan Africa is known to have been re-modulated to a large extent by Bantu migrations in the sub-Sahel region, in two southwards waves of advance through both the west and east coasts. Haplotype matching performed for Y-STR haplotypes in several sub-Saharan populations, both inside and outsi...

journal_title：Annals of human genetics

authors： Pereira L,Gusmão L,Alves C,Amorim A,Prata MJ

更新日期：2002-11-01 00:00:00

abstract：:The expected power of genome-wide linkage disequilibrium (LD) testing for a low-frequency disease variant was examined using a simple genetic model in which the degree of LD between the disease variant and the adjacent single nucleotide polymorphism (SNP) marker decreases in proportion to the number of generations sin...

journal_title：Annals of human genetics

authors： Ohashi J,Tokunaga K

更新日期：2002-07-01 00:00:00

abstract：:Haplotype analysis is important for mapping traits. Recently, methods for estimating haplotype frequencies from genotypes of unrelated individuals based on the expectation-maximization (EM) algorithm have been developed. Our program estimates haplotype frequencies in the population and determines the posterior probabi...

journal_title：Annals of human genetics

authors： Kitamura Y,Moriguchi M,Kaneko H,Morisaki H,Morisaki T,Toyama K,Kamatani N

更新日期：2002-05-01 00:00:00

abstract：:Sibship methods have been shown to be more powerful than traditional sib-pair methods in mapping quantative trait loci. We propose a statistical procedure which integrates data on sibships into a so-called 'contrast function', a natural extension of the classical squared sib-pair trait difference proposed by Haseman &...

journal_title：Annals of human genetics

authors： Ghosh S,Reich T

更新日期：2002-03-01 00:00:00

abstract：:In order to study the matrilineal genetic composition in Cabo Verde (Republic of Cape Verde), an archipelago that used to serve as a Portuguese entrepôt of the Atlantic slave trade, we have analysed a total of 292 mtDNAs sampled from the seven inhabited islands for the hypervariable segment I (HVS-I) and some characte...

journal_title：Annals of human genetics

authors： Brehm A,Pereira L,Bandelt HJ,Prata MJ,Amorim A

更新日期：2002-01-01 00:00:00

abstract：:The large literature on family-based tests of association and/or linkage is reviewed, concentrating on the underlying principles and on recent methodological developments. We explain the distinction between testing for association and testing for linkage, and give our views on the circumstances in which each is the ap...

journal_title：Annals of human genetics

authors： Whittaker JC,Morris AP

更新日期：2001-09-01 00:00:00

abstract：:A crucial step beyond the identification of genetic linkage of a disease to a chromosomal region is the production of a physical map that will allow the identification of candidate genes. Although the process of physical map building has been facilitated by the flow of data released by the Human Genome Project, gather...

journal_title：Annals of human genetics

authors： Le Hellard S,Semple CA,Morris SW,Porteous DJ,Evans KL

更新日期：2001-05-01 00:00:00

abstract：:In case-control studies of complex disease genes, allele frequencies or allele positivities at candidate loci or markers are compared between cases and controls. Although 2 x 2 contingency tables based on allele frequency and allele positivity are generally used to perform simple statistical tests (e.g. a comparison o...

journal_title：Annals of human genetics

authors： Ohashi J,Yamamoto S,Tsuchiya N,Hatta Y,Komata T,Matsushita M,Tokunaga K

更新日期：2001-03-01 00:00:00

abstract：:Alpha2-HS glycoprotein (AHSG), which is equivalent to fetuin in other species, is a protein found in human plasma. AHSG is polymorphic with two common alleles and many variants. To examine the intragenic haplotypes and their diversity at this locus, a contiguous genomic DNA sequence (10.3 kb) was analyzed in 20 sample...

journal_title：Annals of human genetics

authors： Osawa M,Yuasa I,Kitano T,Henke J,Kaneko M,Udono T,Saitou N,Umetsu K

更新日期：2001-01-01 00:00:00