Homozygosity mapping of a Desbuquois dysplasia locus to chromosome 17q25.3.

abstract：PURPOSE AND SCOPE:The aim of this Position Statement is to provide recommendations for Canadian medical geneticists, clinical laboratory geneticists, genetic counsellors and other physicians regarding the use of genome-wide sequencing of germline DNA in the context of clinical genetic diagnosis. This statement has been...

journal_title：Journal of medical genetics

authors： Boycott K,Hartley T,Adam S,Bernier F,Chong K,Fernandez BA,Friedman JM,Geraghty MT,Hume S,Knoppers BM,Laberge AM,Majewski J,Mendoza-Londono R,Meyn MS,Michaud JL,Nelson TN,Richer J,Sadikovic B,Skidmore DL,Stockley T,

更新日期：2015-07-01 00:00:00

abstract：BACKGROUND:Members of two seemingly unrelated kindreds of Arab Moslem origin presented with pronounced early onset spastic paraparesis of upper and lower limbs, mild intellectual disability, kyphosis, pectus carinatum and hypertrichosis. METHODS:The authors performed neurological and developmental examinations on the ...

journal_title：Journal of medical genetics

authors： Zivony-Elboum Y,Westbroek W,Kfir N,Savitzki D,Shoval Y,Bloom A,Rod R,Khayat M,Gross B,Samri W,Cohen H,Sonkin V,Freidman T,Geiger D,Fattal-Valevski A,Anikster Y,Waters AM,Kleta R,Falik-Zaccai TC

更新日期：2012-07-01 00:00:00

abstract：:We describe a female infant with mental retardation and some of the phenotypic features of Williams-Beuren syndrome. Chromosome analysis showed t(X;21)(q28;q11). Diagnosis, inactivation of the X chromosome, and possible involvement of the translocation breakpoints in the pathogenesis of this syndrome are discussed. ...

journal_title：Journal of medical genetics

authors： Telvi L,Pinard JM,Ion R,Sinet PM,Nicole A,Feingold J,Dulac O,Pompidou A,Ponsot G

更新日期：1992-10-01 00:00:00

abstract：:This paper describes the coexistence of genetically determined reduced cholinesterase activity and congenital distichiasis in the same family. The pedigree suggests that these two autosomal dominant diseases are segregated independently and do not show evidence of linkage. ...

journal_title：Journal of medical genetics

authors： Shammas HF,Tabbara KF,der Kaloustian VM

更新日期：1976-12-01 00:00:00

abstract：:A genetic study has been performed on five adrenoleucodystrophy families using DNA probes from Xq28. Members of each family had previously been tested for carrier status using the biochemical assay for very long chain fatty acids (VLCFAs), but several persons at risk had equivocal results. DNA analysis with four DNA p...

journal_title：Journal of medical genetics

authors： Del Mastro RG,Bundey S,Kilpatrick MW

更新日期：1990-11-01 00:00:00

abstract：:Rubinstein-Taybi syndrome (RTS) is a well delineated multiple congenital anomaly syndrome characterised by mental retardation, broad thumbs and toes, short stature, and specific facial features. The recent localisation of the disorder to 16p13.3 and subsequent identification of a submicroscopic deletion of this region...

journal_title：Journal of medical genetics

authors： Wallerstein R,Anderson CE,Hay B,Gupta P,Gibas L,Ansari K,Cowchock FS,Weinblatt V,Reid C,Levitas A,Jackson L

更新日期：1997-03-01 00:00:00

abstract：:A mild, non-transfusion dependent, beta thalassaemia phenotype is described in a Dutch patient homozygous for a mutation in the cleavage-polyadenylation sequence of the beta globin gene. The molecular basis of the mutation, AATAAA greater than AATGAA, was determined using denaturing gradient gel electrophoresis (DGGE)...

journal_title：Journal of medical genetics

authors： Losekoot M,Fodde R,Harteveld CL,van Heeren H,Giordano PC,Went LN,Bernini LF

更新日期：1991-04-01 00:00:00

abstract：BACKGROUND:Heterozygous germline PMS2 variants are responsible for about 5% of Lynch syndrome (LS) but their prevalence is most likely underestimated because of complicated routine screening caused by highly homologous pseudogenes. Consequently, there is limited knowledge on the implication of the PMS2 gene in LS. MET...

journal_title：Journal of medical genetics

authors： Wang Q,Leclerc J,Bougeard G,Olschwang S,Vasseur S,Cassinari K,Boidin D,Lefol C,Naïbo P,Frébourg T,Buisine MP,Baert-Desurmont S,French Consortium of Oncogenetic laboratories for colorectal cancers, Unicancer Cancer Genetic Group (

更新日期：2020-07-01 00:00:00

abstract：:Evidence is presented to support the recent suggestion that human neural tube closure is similar to that observed in mice, and comprises several regionally distinct closure sites rather than being a simple zipping up process. Seven subjects, each with more than one neural tube defect (NTD), are described. Comparative ...

journal_title：Journal of medical genetics

authors： Seller MJ

更新日期：1995-03-01 00:00:00

abstract：:The features of a child with osteogenesis imperfecta type III (OI III) resulting from the heterozygous substitution of glycine 1006 by alanine in the pro alpha 2(I) chain of type I procollagen were studied. He was born at term with the clinical features of severe OI, including deep grey-blue sclerae. He had severe ost...

journal_title：Journal of medical genetics

authors： Cole WG,Lam TP

更新日期：1996-03-01 00:00:00

abstract：:As a result of the increasing use of genome wide telomere screening, it has become evident that a significant proportion of people with idiopathic mental retardation have subtle abnormalities involving the telomeres of human chromosomes. However, during the course of these studies, there have also been telomeric imbal...

journal_title：Journal of medical genetics

authors： Martin CL,Waggoner DJ,Wong A,Uhrig S,Roseberry JA,Hedrick JF,Pack SD,Russell K,Zackai E,Dobyns WB,Ledbetter DH

更新日期：2002-10-01 00:00:00

abstract：:A malformed female infant is described. In addition to cardiac, renal, and skeletal (rib) anomalies, severe intrauterine growth retardation and distinct facial dysmorphism were present. The question is raised whether this child represents a new syndrome. ...

journal_title：Journal of medical genetics

authors： de Die-Smulders CE,Droog RP,van Dijk M,Fryns JP

更新日期：1993-06-01 00:00:00

abstract：:Previous linkage studies in tuberous sclerosis have implicated three disease determining loci at 9q, 11q, and 12q. We have collated phenotypic and genotypic data on 1622 members of 128 families with tuberous sclerosis in order to evaluate simultaneously the evidence for these putative loci. Affection status in the fam...

journal_title：Journal of medical genetics

authors： Sampson JR,Janssen LA,Sandkuijl LA

更新日期：1992-12-01 00:00:00

abstract：BACKGROUND:The clinical phenotype of CDH1 pathogenic variant carriers has mostly been studied in families that fulfil criteria of hereditary diffuse gastric cancer (HDGC). We aimed at determining cancer phenotype and cancer risk estimation among families with CDH1 pathogenic variants not selected by HDGC clinical crite...

journal_title：Journal of medical genetics

authors： Xicola RM,Li S,Rodriguez N,Reinecke P,Karam R,Speare V,Black MH,LaDuca H,Llor X

更新日期：2019-12-01 00:00:00

abstract：BACKGROUND:X-linked ichthyosis (XLI) (steroid sulfatase deficiency) is caused by deletions or point mutations of the steroid sulfatase (STS) gene on chromosome Xp22.32. Deletions of this region can be associated with cognitive behavioural difficulties including autism. Animal work suggests the STS gene may be involved ...

journal_title：Journal of medical genetics

authors： Kent L,Emerton J,Bhadravathi V,Weisblatt E,Pasco G,Willatt LR,McMahon R,Yates JR

更新日期：2008-08-01 00:00:00

abstract：:A unique connective tissue disorder characterised by the triad of dentinogenesis imperfecta, blue sclerae, and multiple wormian bones has been identified in 20 members of three generations of a large kindred of mixed ancestry in South Africa. The skeletons of affected subjects were moderately osteoporotic but, apart f...

journal_title：Journal of medical genetics

authors： Beighton P

更新日期：1981-04-01 00:00:00

abstract：:A 13-year-old girl sought medical advice, saying that for two years it had been increasingly difficult for her to extend her little finger. An examination revealed that all her fingers, with the exception of her thumbs, had no interphalangeal fold. Her mother had less pronounced signs of the same type. This abnormalit...

journal_title：Journal of medical genetics

authors： Lambert D,Nivelon-Chevallier A,Chapuis JL

更新日期：1977-12-01 00:00:00

abstract：:In 1986, a population study of school children in the city of Coventry gave an overall prevalence in males and females for fragile X syndrome of 1/952. The 29 children diagnosed as having fragile X syndrome in this study have been re-evaluated with molecular diagnostic techniques. Eighteen of the original 29 children ...

journal_title：Journal of medical genetics

authors： Morton JE,Bundey S,Webb TP,MacDonald F,Rindl PM,Bullock S

更新日期：1997-01-01 00:00:00

abstract：:Cultivated cells obtained by amniocentesis for antenatal diagnosis were examined for the presence of keratin filaments by immunofluorescent staining techniques. In primary cultures, cells in fibroblast type colonies do not possess keratin filaments whereas cells in epithelial type colonies show positive staining of ke...

journal_title：Journal of medical genetics

authors： Chen WW

更新日期：1982-12-01 00:00:00

abstract：:Mutations in the 12S rRNA gene of the mitochondrial genome are responsible for maternally inherited non-syndromic hearing loss (NSHL), and for increased susceptibility to the ototoxicity of aminoglycoside antibiotics. Among these mutations, 1555A-->G is the most prevalent in all populations tested so far. Recently, th...

journal_title：Journal of medical genetics

authors： Rodríguez-Ballesteros M,Olarte M,Aguirre LA,Galán F,Galán R,Vallejo LA,Navas C,Villamar M,Moreno-Pelayo MA,Moreno F,del Castillo I

更新日期：2006-11-01 00:00:00

abstract：BACKGROUND:Progeroid syndromes are genetic disorders that recapitulate some phenotypes of physiological ageing. Classical progerias, such as Hutchinson-Gilford progeria syndrome (HGPS), are generally caused by mutations in LMNA leading to accumulation of the toxic protein progerin and consequently, to nuclear envelope ...

journal_title：Journal of medical genetics

authors： Soria-Valles C,Carrero D,Gabau E,Velasco G,Quesada V,Bárcena C,Moens M,Fieggen K,Möhrcken S,Owens M,Puente DA,Asensio Ó,Loeys B,Pérez A,Benoit V,Wuyts W,Lévy N,Hennekam RC,De Sandre-Giovannoli A,López-Otín C

更新日期：2016-11-01 00:00:00

abstract：:Multiple vertebral segmentation defects occur in a group of conditions variably associated with anomalies of other organ systems. This report describes a female child in whom a deletion of chromosome 18 (18q22.2-->qter) is associated with congenital anomalies including multiple vertebral segmentation defects resemblin...

journal_title：Journal of medical genetics

authors： Dowton SB,Hing AV,Sheen-Kaniecki V,Watson MS

更新日期：1997-05-01 00:00:00

abstract：:Tuberous sclerosis (TSC) is an autosomal dominant disorder characterised by tumour-like malformations (hamartomas) of the brain, skin, and other organs, often associated with seizures and learning disability. There is genetic heterogeneity with loci for TSC on chromosomes 9q34 (TSC1) and 16p13.3 (TSC2). The recently c...

journal_title：Journal of medical genetics

authors： Ali JB,Sepp T,Ward S,Green AJ,Yates JR

更新日期：1998-12-01 00:00:00

abstract：:21-hydroxylase deficiency is a recessively inherited disorder of steroidogenesis, resulting from mutations in the CYP21 gene. This 3.5 kb gene and a highly related CYP21P pseudogene reside on tandemly duplicated 30 kb segments of DNA in the class III HLA region, and the great majority of pathogenic mutations result fr...

journal_title：Journal of medical genetics

authors： Lako M,Ramsden S,Campbell RD,Strachan T

更新日期：1999-02-01 00:00:00

abstract：:A brother and two sisters of remotely consanguineous parents had congenital laryngeal abductor paralysis and moderate mental retardation. In the two older sibs, mental deficiency could have resulted from birth asphyxia, but the youngest girl was already microcephalic at birth and had no apparent asphyxia. The mother, ...

journal_title：Journal of medical genetics

authors： Schinzel A,Hof E,Dangel P,Robinson W

更新日期：1990-11-01 00:00:00

abstract：:A large body of data on segregating families is used to generate specific recurrence risks conditional on sex and birth order for the best-fitting model of polygenes plus maternal effect. The method is general for diseases of complex inheritance, and lies within the competence of any serious genetic clinic. The questi...

journal_title：Journal of medical genetics

authors： Lalouel JM,Morton NE,MacLean CJ,Jackson J

更新日期：1977-12-01 00:00:00

abstract：:We identified a large French-Canadian family with 21 cases of breast cancer, including two affected brothers. Segregation of markers from chromosome 13q in this family showed linkage to the BRCA2 gene locus (lod = 3.67 at D13S289). A number of cancers of other types occurred in this family, including three cases of pr...

journal_title：Journal of medical genetics

authors： Tonin P,Ghadirian P,Phelan C,Lenoir GM,Lynch HT,Letendre F,Belanger D,Monté M,Narod SA

更新日期：1995-12-01 00:00:00

abstract：:Floating-Harbor syndrome (FHS) is a rare human disease characterised by delayed bone mineralisation and growth deficiency, often associated with mental retardation and skeletal and craniofacial abnormalities. FHS was first described at Boston's Floating Hospital 42 years ago, but the causative gene, called Srcap, was ...

journal_title：Journal of medical genetics

authors： Messina G,Atterrato MT,Dimitri P

更新日期：2016-12-01 00:00:00

abstract：:This paper describes a genetically male infant with impaired male sex development and partial 9p monosomy. The external genitalia were ambiguous with microphallus (penile length at birth 10 mm, mean age matched normal length 29 mm (SD 5)), hypospadias, and hypoplastic scrotum. The tests were undescended and severely h...

journal_title：Journal of medical genetics

authors： Ogata T,Muroya K,Matsuo N,Hata J,Fukushima Y,Suzuki Y

更新日期：1997-04-01 00:00:00

abstract：BACKGROUND:The melanocortin-4-receptor gene (MC4R) is part of the melanocortinergic pathway that controls energy homeostasis. In a recent meta-analysis, the MC4R V103I (rs2229616) polymorphism was shown to be associated with body weight regulation. Although no functional differences between the isoleucine comprising re...

journal_title：Journal of medical genetics

authors： Heid IM,Vollmert C,Hinney A,Döring A,Geller F,Löwel H,Wichmann HE,Illig T,Hebebrand J,Kronenberg F,KORA Group.

更新日期：2005-04-01 00:00:00