GM1 gangliosidosis type 1 in twins.

abstract：:X chromosome inactivation is widely studied using DNA sequence polymorphisms and DNA methylation as a surrogate measure of inactivation, but the correlation of methylation with inactivation is not perfect. Thus, it may be better to study sequence polymorphisms expressed in the mRNA. A recent paper reported use of a si...

journal_title：Journal of medical genetics

authors： Mortazavi Y,Chopra R,Gordon-Smith EC,Rutherford TR

更新日期：1997-12-01 00:00:00

abstract：:In the majority of patients, familial hypercholesterolaemia (FH) is caused by different mutations affecting the well defined low density lipoprotein receptor (LDLR) gene. However, 3% of patients in Munich with a clinical diagnosis of FH have a particular mutation in the apolipoprotein B gene causing familial defective...

journal_title：Journal of medical genetics

authors： Schuster H,Rauh G,Gerl C,Keller C,Wolfram G,Zöllner N

更新日期：1991-12-01 00:00:00

abstract：BACKGROUND:Schneckenbecken dysplasia (SBD) is an autosomal recessive lethal skeletal dysplasia that is classified into the severe spondylodysplastic dysplasias (SSDD) group in the international nosology for skeletal dysplasias. The radiological hallmark of SBD is the snail-like configuration of the hypoplastic iliac bo...

journal_title：Journal of medical genetics

authors： Furuichi T,Kayserili H,Hiraoka S,Nishimura G,Ohashi H,Alanay Y,Lerena JC,Aslanger AD,Koseki H,Cohn DH,Superti-Furga A,Unger S,Ikegawa S

更新日期：2009-08-01 00:00:00

abstract：:Non-syndromic X linked mental retardation (MRX) is a heterogeneous group of conditions in which all patients have mental retardation as the only constant phenotypic feature. We have identified a female patient with mental retardation and a balanced translocation involving chromosomes X and 21, t(X;21)(p11.2;q22.3). Ph...

journal_title：Journal of medical genetics

authors： Lossi AM,Laugier-Anfossi F,Depetris D,Gecz J,Gedeon A,Kooy F,Schwartz C,Mattei MG,Croquette MF,Villard L

更新日期：2002-02-01 00:00:00

abstract：:The observation of Campbell and Price in 1979 that their Unit had diagnosed four subjects with both Klinefelter's syndrome and congenital hypothyroidism raised the suspicion of an association between the two conditions. This, and the published reports of an XX male, five XXY males, and one mosaic XY/XXY with congenita...

journal_title：Journal of medical genetics

authors： Sarri C,Côté GB,Mengreli C,Lambadaridis I,Pantelakis S

更新日期：1988-04-01 00:00:00

abstract：:Generalised recessive dystrophic epidermolysis bullosa (EB) is a severe inherited disease in which patients suffer from blistering and scarring of the skin and mucous membranes after minor mechanical trauma. Tight genetic linkage has been established to the type VII collagen gene (COL7A1) at 3p21, with no evidence of ...

journal_title：Journal of medical genetics

authors： Dunnill MG,Rodeck CH,Richards AJ,Atherton D,Lake BD,Petrou M,Eady RA,Pope FM

更新日期：1995-09-01 00:00:00

abstract：:Chromosome analysis of an infant with characteristic features of trisomy 18 is presented. The chromosome complement contained a modal count of 47 but there was only one No. 18. In addition, there were two metacentric chromosomes of different sizes. The two metacentric chromosomes were identified by G- and C-banding to...

journal_title：Journal of medical genetics

authors： Larson LM,Wasdahl WA,Saumur JH,Coleman ML,Jalal SM

更新日期：1978-02-01 00:00:00

abstract：BACKGROUND:The extent which universally common or population-specific alleles can explain between-population variations in phenotypes is unknown. The heritable coronary heart disease risk factor lipoprotein(a) (Lp(a)) level provides a useful case study of between-population variation, as the aetiology of twofold higher...

journal_title：Journal of medical genetics

authors： Chretien JP,Coresh J,Berthier-Schaad Y,Kao WH,Fink NE,Klag MJ,Marcovina SM,Giaculli F,Smith MW

更新日期：2006-12-01 00:00:00

abstract：:Molecular genetic investigation of a female infant with Beckwith-Wiedemann syndrome (BWS) showed loss of IGF2 imprinting but no evidence of uniparental disomy. In addition, a deletion of chromosome 18q22.1 was identified in this infant without clinical features of 18q-syndrome (microcephaly, short stature, hypotonia)....

journal_title：Journal of medical genetics

authors： Brewer CM,Lam WW,Hayward C,Grace E,Maher ER,FitzPatrick DR

更新日期：1998-02-01 00:00:00

abstract：BACKGROUND:Congenital hereditary non-progressive hypoplasia of the cerebellum is a rare condition, frequently associated with other neuropathology such as lissencephaly. Clinically, the condition is associated with variable degrees of mental retardation, microcephaly, seizures, and movement disorders due to ataxia. In ...

journal_title：Journal of medical genetics

authors： Türkmen S,Demirhan O,Hoffmann K,Diers A,Zimmer C,Sperling K,Mundlos S

更新日期：2006-05-01 00:00:00

abstract：:We present the first comprehensive study, to our knowledge, on genomic chromosomal analysis in syndromic craniosynostosis. In total, 45 patients with craniosynostotic disorders were screened with a variety of methods including conventional karyotype, microsatellite segregation analysis, subtelomeric multiplex ligation...

journal_title：Journal of medical genetics

authors： Jehee FS,Krepischi-Santos AC,Rocha KM,Cavalcanti DP,Kim CA,Bertola DR,Alonso LG,D'Angelo CS,Mazzeu JF,Froyen G,Lugtenberg D,Vianna-Morgante AM,Rosenberg C,Passos-Bueno MR

更新日期：2008-07-01 00:00:00

abstract：:Clinical and radiographic evaluation of an infant boy and his father revealed findings suggesting a new variant of spondylometaphyseal dysplasia with an apparently autosomal dominant mode of inheritance. The main clinical findings included short stature and marked ligamentous laxity in the infant. X-ray findings inclu...

journal_title：Journal of medical genetics

authors： García-Castro JM,Isales-Forsythe CM,Díaz de Garau P

更新日期：1982-04-01 00:00:00

abstract：:Abnormalities of the L1CAM gene, a member of the immunoglobulin gene superfamily of neural cell adhesion molecules, are associated with X linked hydrocephalus and some allelic disorders. We describe a patient with X linked hydrocephalus and Hirschsprung's disease (HSCR) with a novel mutation in the L1CAM gene. This is...

journal_title：Journal of medical genetics

authors： Okamoto N,Wada Y,Goto M

更新日期：1997-08-01 00:00:00

abstract：BACKGROUND:Fabry disease is characterised by the progressive accumulation of globotriaosylceramide (Gb3) and related glycosphingolipids in vascular endothelial cells. Enzyme replacement therapy (ERT) clears this accumulation. We analysed plasma proteome profiles before and after ERT to characterise its molecular pathol...

journal_title：Journal of medical genetics

authors： Heo SH,Kang E,Kim YM,Go H,Kim KY,Jung JY,Kang M,Kim GH,Kim JM,Choi IH,Choi JH,Jung SC,Desnick RJ,Yoo HW,Lee BH

更新日期：2017-11-01 00:00:00

abstract：:We report a family with type 2 neurofibromatosis and late onset tumours. Five members of this family have developed hearing loss late in life, two of whom have only been shown to have the diagnosis in their seventies, and three other obligate gene carriers died undiagnosed at 64, 72, and 78 years of age. A missense mu...

journal_title：Journal of medical genetics

authors： Evans DG,Bourn D,Wallace A,Ramsden RT,Mitchell JD,Strachan T

更新日期：1995-06-01 00:00:00

abstract：BACKGROUND:Congenital fibrosis of the extraocular muscles (CFEOM) is a heterogeneous group of disorders that may be associated with other anomalies. The association of a CFEOM syndrome with ulnar hand abnormalities (CFEOM/U) has not been reported to date. OBJECTIVE:To describe a new autosomal recessive syndrome of CFE...

journal_title：Journal of medical genetics

authors： Tukel T,Uzumcu A,Gezer A,Kayserili H,Yuksel-Apak M,Uyguner O,Gultekin SH,Hennies HC,Nurnberg P,Desnick RJ,Wollnik B

更新日期：2005-05-01 00:00:00

abstract：:In type I familial amyloid polyneuropathy (FAP) caused by a variant Met30-transthyretin (TTR), genetic anticipation has been reported. To determine whether anticipation of the disease is a true biological phenomenon or the result of ascertainment bias, we compared age at onset of the affected child with that of the af...

journal_title：Journal of medical genetics

authors： Yamamoto K,Ikeda S,Hanyu N,Takeda S,Yanagisawa N

更新日期：1998-01-01 00:00:00

abstract：:A rapid PCR based assay was used to ascertain the presence of maternal cell contamination (MCC) in amniotic fluid cell cultures and to exclude MCC in cases where cytogenetic analysis was possible only from one primary cell culture. Six 6-carboxyfluorescein (FAM) and three 6-carboxyfluorescein hexachloride (HEX) labell...

journal_title：Journal of medical genetics

authors： Smith GW,Graham CA,Nevin J,Nevin NC

更新日期：1995-01-01 00:00:00

abstract：:Bardet-Biedl syndrome (BBS) is an autosomal recessive condition characterised by rod-cone dystrophy, postaxial polydactyly, central obesity, mental retardation, hypogonadism, and renal dysfunction. BBS expression varies both within and between families and diagnosis is often difficult. We sought to define the conditio...

journal_title：Journal of medical genetics

authors： Beales PL,Elcioglu N,Woolf AS,Parker D,Flinter FA

更新日期：1999-06-01 00:00:00

abstract：:Retinal photoreceptor dystrophies (RD) are a highly heterogeneous group of genetic disorders of the retina, representing the most frequently inherited form of visual handicap, affecting approximately 1.5 million people world wide. To date, more than 40 genetic loci have been implicated in RD. One of them, the CORD2 lo...

journal_title：Journal of medical genetics

authors： Papaioannou M,Bessant D,Payne A,Bellingham J,Rougas C,Loutradis-Anagnostou A,Gregory-Evans C,Balassopoulou A,Bhattacharya S

更新日期：1998-05-01 00:00:00

abstract：BACKGROUND:Cerebral cavernous malformations (CCMs) are vascular malformations mostly located within the central nervous system. Most deleterious variants are loss of function mutations in one of the three CCM genes. These genes code for proteins that form a ternary cytosolic complex with CCM2 as a hub. Very few CCM2 mi...

journal_title：Journal of medical genetics

authors： Bergametti F,Viot G,Verny C,Brechard MP,Denier C,Labauge P,Petit P,Nouet A,Viallet F,Chaussenot A,Hervé D,Tournier-Lasserve E,Riant F

更新日期：2020-06-01 00:00:00

abstract：:A girl with mild geroderma osteodysplastica is reported in order to raise the profile of this autosomal recessive condition which may be underdiagnosed. The important signs of this syndrome include a droopy, jowly face with a degree of malar hypoplasia and mandibular prognathism, lax, but non-hyperelastic skin, most m...

journal_title：Journal of medical genetics

authors： Hunter AG

更新日期：1988-12-01 00:00:00

abstract：:The search for the genes responsible for many complex genetic diseases is well under way and has already been successful in some cases. The study of cancer as a complex genetic disease has lagged behind other conditions, largely because of particular problems that are associated with malignant disease. Cancer also, ho...

journal_title：Journal of medical genetics

authors： Houlston RS,Tomlinson IP

更新日期：2000-03-01 00:00:00

abstract：BACKGROUND:Cohen syndrome is a rare autosomal recessive inherited disorder that results from mutations of the VPS13B gene. Clinical features consist of a combination of mental retardation, facial dysmorphism, postnatal microcephaly, truncal obesity, slender extremities, joint hyperextensibility, myopia, progressive cho...

journal_title：Journal of medical genetics

authors： El Chehadeh S,Aral B,Gigot N,Thauvin-Robinet C,Donzel A,Delrue MA,Lacombe D,David A,Burglen L,Philip N,Moncla A,Cormier-Daire V,Rio M,Edery P,Verloes A,Bonneau D,Afenjar A,Jacquette A,Heron D,Sarda P,Pinson L,Do

更新日期：2010-08-01 00:00:00

abstract：:The mean paternal age at birth of 80 presumed mutant cases of dominant osteogenesis imperfecta (OI) was significantly higher than that of population controls and remained so after adjusting for maternal age. There was also an increase in mean maternal age (not significant) which disappeared after adjusting for paterna...

journal_title：Journal of medical genetics

authors： Carothers AD,McAllion SJ,Paterson CR

更新日期：1986-06-01 00:00:00

abstract：:A girl aged 14 years 9 months, overweight, with severe psychomotor retardation, short stature, a sheep-like face, malformed ears, skeletal and dermatoglyphic abnormalities, and partial deletion of the short arm of chromosome 1 is presented. The karyotype was 46,XX,del(1)(qter to p22::p32 to pter). ...

journal_title：Journal of medical genetics

authors： Bene M,Duca-Marinescu A,Ioan D,Maximilian C

更新日期：1979-08-01 00:00:00

abstract：BACKGROUND:DYNC1H1 encodes the heavy chain protein of the cytoplasmic dynein 1 motor protein complex that plays a key role in retrograde axonal transport in neurons. Furthermore, it interacts with the LIS1 gene of which haploinsufficiency causes a severe neuronal migration disorder in humans, known as classical lissenc...

journal_title：Journal of medical genetics

authors： Willemsen MH,Vissers LE,Willemsen MA,van Bon BW,Kroes T,de Ligt J,de Vries BB,Schoots J,Lugtenberg D,Hamel BC,van Bokhoven H,Brunner HG,Veltman JA,Kleefstra T

更新日期：2012-03-01 00:00:00

abstract：:Recent epidemiological interest has focused on separation of neural tube defects (NTD) into subgroups which may differ pathogenetically and aetiologically, for example, 'upper' and 'lower' spina bifida. In order to validate the use of pathologists' lesion descriptions by epidemiologists and others, a postal survey of ...

journal_title：Journal of medical genetics

authors： Dolk H,Seller MJ

更新日期：1993-11-01 00:00:00

abstract：:Four cases of lethal short rib-polydactyly syndrome (SRPS) from three non-consanguineous families are described. Radiological features were similar in all four cases and were most consistent with type III SRPS (Verma-Naumoff syndrome), but many differences in external and systemic abnormalities were noted. The conside...

journal_title：Journal of medical genetics

authors： Bernstein R,Isdale J,Pinto M,Du Toit Zaaijman J,Jenkins T

更新日期：1985-02-01 00:00:00

abstract：:Two half sibs with bilateral complete cleft lip and complete cleft of the palate associated with ectrodactyly of the hands and feet, born to the same phenotypically normal mother, are reported. The younger of the two sibs also has dominantly inherited tremors (also referred to as essential heredofamilial tremors) as d...

journal_title：Journal of medical genetics

authors： Lewis MB,Pashayan HM

更新日期：1981-10-01 00:00:00