On the validity of the likelihood ratio test and consistency of resulting parameter estimates in joint linkage and linkage disequilibrium analysis under improperly specified parametric models.

abstract：:The segregation of human cytosolic alanine aminotransferase (AAT1) and the individual human chromosomes has been studied in 27 secondary and tertiary rat hepatoma-human (liver) fibroblast hybrids. The staining solution used to visualize AAT activity on starch gels was specific for AAT since it was visualized only when...

journal_title：Annals of human genetics

authors： Astrin KH,Arredondo-Vega FX,Desnick RJ,Smith M

更新日期：1982-05-01 00:00:00

abstract：:A founder haplotype on chromosome 2p for autosomal dominant Parkinson's disease (PD) has been postulated for two families of Northern European descent, and a new mutation in the alpha-synuclein gene (Ala30Pro) has been found in a German PD family. We evaluated 85 German PD patients and 85 ethnically matched controls f...

journal_title：Annals of human genetics

authors： Klein C,Vieregge P,Hagenah J,Sieberer M,Doyle E,Jacobs H,Gasser T,Breakefield XO,Risch NJ,Ozelius LJ

更新日期：1999-07-01 00:00:00

abstract：:Typically genetic studies of continuous traits such as cholesterol levels or blood pressure assume that interindividual variability follows a normal distribution. Here we develop methods to analyze positively skewed data by assuming a lognormal distribution. We develop a variance components approach for identifying su...

journal_title：Annals of human genetics

authors： Wan Y,De Andrade M,Yu L,Cohen J,Amos CI

更新日期：1998-11-01 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：:The lysosomal storage disorder glycogenosis type II, caused by a deficiency of lysosomal alpha-glucosidase, is very heterogeneous in its clinical presentation. It has been suggested that this heterogeneity may be due to differential expression of neutral alpha-glucosidases. We have therefore analysed the activity of t...

journal_title：Annals of human genetics

authors： Van der Ploeg AT,Kroos MA,Swallow DM,Reuser AJ

更新日期：1989-05-01 00:00:00

abstract：:Williams-Beuren syndrome (WBS) is a chromosomal microdeletion syndrome with variable phenotypic features such as supravalvular aortic stenosis (SVAS), facial appearance characteristics, growth retardation, and infantile hypercalcemia. This study aimed to detect the 7q11.23 microdeletion in 10 patients with early clini...

journal_title：Annals of human genetics

authors： Ghaffari M,Tahmasebi Birgani M,Kariminejad R,Saberi A

更新日期：2018-11-01 00:00:00

abstract：:Statistical methods are developed for tracing quantitative measurements on human chromosomes from parents to offspring. Tests for transmission are briefly considered. ...

journal_title：Annals of human genetics

authors： Lauder IJ

更新日期：1977-07-01 00:00:00

abstract：:The Fifth International workshop on chromosome 9 comprised a gathering of 36 scientists from seven countries and included a fairly even distribution of interests along chromosome 9 as well as a strong input from more global activities and from comparative mapping. At least eight groups had participated in the goal set...

journal_title：Annals of human genetics

authors： Povey S,Attwood J,Chadwick B,Frezal J,Haines JL,Knowles M,Kwiatkowski DJ,Olopade OI,Slaugenhaupt S,Spurr NK,Smith M,Steel K,White JA,Pericak-Vance MA

更新日期：1997-05-01 00:00:00

abstract：:Case-control studies are a powerful strategy to identify candidate genes in complex diseases. In admixed populations, association studies can be affected by population stratification, leading to spurious genetic associations. Ancestry informative markers (AIMs) can be used to minimise this effect. The aim of this work...

journal_title：Annals of human genetics

authors： Barbosa FB,Cagnin NF,Simioni M,Farias AA,Torres FR,Molck MC,Araujo TK,Gil-Da-Silva-Lopes VL,Donadi EA,Simões AL

更新日期：2017-11-01 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：:Two closely linked structural loci, D and 'CcEe', are proposed as the basis of the Rh blood groups. Mutation and unequal crossing-over between the two loci at meiosis are considered as possible explanations for some rare Rh complexes. The theory predicts that complexes arising from unequal crossing-over would be expec...

journal_title：Annals of human genetics

authors： Tippett P

更新日期：1986-07-01 00:00:00

abstract：:By biochemical characterization of glucose-6-phosphate dehydrogenase (G6PD) from the red cells of seventeen subjects of the population of Matera (Southern Italy) we have identified six genetically determined common variants. Among these, G6PD Metaponto and G6PD A(-) Matera had been already fully characterized. We have...

journal_title：Annals of human genetics

authors： Viglietto G,Montanaro V,Calabrò V,Vallone D,D'Urso M,Persico MG,Battistuzzi G

更新日期：1990-01-01 00:00:00

abstract：:Increased levels of fetal hemoglobin (HbF: α2γ2) can ameliorate the clinical severity of the β-hemoglobinopathies. Microarray analysis represents a powerful approach to identify novel genetic factors regulating the γ-globin gene. Gene expression profiling was previously performed on 14 individuals with high or normal ...

journal_title：Annals of human genetics

authors： Jia S,Jia W,Yu S,Hu Y,He Y

更新日期：2020-01-01 00:00:00

abstract：:Congenital disorders of glycosylation (CDG) represent an expanding group of conditions that result from defects in protein and lipid glycosylation. Different subgroups of CDG display considerable clinical and genetic heterogeneity due to the highly complex nature of cellular glycosylation. This is further complicated ...

journal_title：Annals of human genetics

authors： Bastaki F,Bizzari S,Hamici S,Nair P,Mohamed M,Saif F,Malik EM,Al-Ali MT,Hamzeh AR

更新日期：2018-01-01 00:00:00

abstract：:Peripheral blood from six patients with Huntington's disease (HD) and six controls were cultured in three types of media known to produce fragile sites. A total of 3000 metaphases per group were scrutinized in a blind coded study. No significantly specific 'hot-spot' was found capable of differentiating between HD pat...

journal_title：Annals of human genetics

authors： Beverstock GC,Mol A,Wienhofer E

更新日期：1985-10-01 00:00:00

abstract：:Published data on the association between the methylenetetrahydrofolate reductase (MTHFR) gene A1298C (rs1801131) polymorphism and male infertility risk are inconclusive. To derive a more precise estimation of the relationship, a meta-analysis was performed. In this meta-analysis, a total of seven case-control studies...

journal_title：Annals of human genetics

authors： Shen O,Liu R,Wu W,Yu L,Wang X

更新日期：2012-01-01 00:00:00

abstract：:For characterizing the genetic mechanisms of complex diseases familial data with multiple correlated quantitative traits are usually collected in genetic studies. To analyze such data, various multivariate tests have been proposed to investigate the association between the underlying disease genes and the multiple tra...

journal_title：Annals of human genetics

authors： Hsieh TJ,Chang SH,Tai JJ

更新日期：2014-03-01 00:00:00

abstract：:Two clones, pCN1 and pCN2, which together form full-length cDNA for N-ras, were used to search for restriction fragment length polymorphisms. pCN2, which entirely consists of 3' non-translated sequences, revealed more bands on DNA transfer hybridizations than could be accounted for using the known restriction map of N...

journal_title：Annals of human genetics

authors： Middleton-Price H,Spurr N,Hall A,Malcolm S

更新日期：1988-07-01 00:00:00

abstract：:The current challenge in biomedical research is to detect genetic risk factors involved in common complex diseases. The power to detect their role is generally poor in populations that have been large for a long time. It has been suggested that the power may be increased by taking advantage of the specificity of found...

journal_title：Annals of human genetics

authors： Bourgain C,Genin E,Quesneville H,Clerget-Darpoux F

更新日期：2000-05-01 00:00:00

abstract：:Nitric oxide is an important antiatherosclerotic agent. The main determinant of nitric oxide levels is enzyme nitric oxide synthase encoded by the NOS3 gene, the common variants in this gene may be responsible for variations in plasma enzyme levels. The association of NOS3 variants with coronary artery disease (CAD) v...

journal_title：Annals of human genetics

authors： Shahid SU,Shabana.,Rehman A

更新日期：2017-07-01 00:00:00

abstract：:Research suggests pulse pressure (PP) is a predictor of cardiovascular disease, and genes likely influence PP levels. Additionally, gender may be an effect modifier between PP and cardiovascular disease. This study addresses whether two renin-angiotensin-aldosterone system (RAAS) variants are associated with PP in a s...

journal_title：Annals of human genetics

authors： Lynch AI,Arnett DK,Davis BR,Boerwinkle E,Ford CE,Eckfeldt JH,Leiendecker-Foster C

更新日期：2007-11-01 00:00:00

abstract：:Phosphoglycolate phosphatase (PGP) exhibits a wide range of activities in normal human red cells. Analysis of blood from 57 individuals of known PGP phenotype revealed no correlation between enzyme activity, electrophoretic phenotype or 2,3-DPG concentration. Neither was there evidence of variation in Km, heat stabili...

journal_title：Annals of human genetics

authors： Turner VS,Hopkinson DA

更新日期：1981-05-01 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 have determined the chromosomal location of the human cardiac/slow skeletal muscle troponin C gene (TNNC1) to the short arm of chromosome 3 using somatic cell hybrids. PCR-based analysis of a 'monochromosomal' hybrid panel identified the presence of the TNNC1 gene on human chromosome 3 and subsequent analysis of th...

journal_title：Annals of human genetics

authors： Townsend PJ,Yacoub MH,Barton PJ

更新日期：1997-07-01 00:00:00

abstract：:We screened ATM gene mutations in 104 Italian Ataxia-Telangiectasia patients from 91 unrelated families (detection rate 90%) and found 21 recurrent mutations in 63 families. The majority (67%) of patients were compound heterozygotes, while 33% were homozygotes. To determine the existence of common haplotypes and poten...

journal_title：Annals of human genetics

authors： Chessa L,Piane M,Magliozzi M,Torrente I,Savio C,Lulli P,De Luca A,Dallapiccola B

更新日期：2009-09-01 00:00:00

abstract：:HLA typing was conducted on 577 family members of 86 families having at least two first-degree family members with a lifetime history of major depression or bipolar disorder. The results were combined with a follow-up study of 10 Newfoundland kindreds and with the data obtained from our previous studies, giving a tota...

journal_title：Annals of human genetics

authors： Stancer HC,Weitkamp LR,Persad E,Flood C,Jorna T,Guttormsen SA,Yagnow RL

更新日期：1988-10-01 00:00:00

abstract：:It is shown that in the equilibrium position with respect to the assortative mating process given by Fisher's (1918) model, the population is in linkage disequilibrium, contrary to a result given by Vetta (1975). ...

journal_title：Annals of human genetics

authors： Wilson SR

更新日期：1978-07-01 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：: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：:A highly informative dinucleotide repeat polymorphism has been identified at the D11S614 locus on chromosome 11q23. Ten different alleles have been observed at this locus, and the heterozygosity frequency is approximately 85%. Physical localization of this marker in a panel of somatic cell hybrids containing chromosom...

journal_title：Annals of human genetics

authors： Benham F,Sugiyama R,Hunt D,Gillett G,Smith M

更新日期：1993-10-01 00:00:00