Identification of new DNA markers close to the myotonic dystrophy locus.

abstract：BACKGROUND:Agenesis of corpus callosum has been associated with several defects of the mitochondrial respiratory chain and the citric acid cycle. We now report the results of the biochemical and molecular studies of a patient with severe neurodevelopmental disease manifesting by agenesis of corpus callosum and optic ne...

journal_title：Journal of medical genetics

authors： Edvardson S,Porcelli V,Jalas C,Soiferman D,Kellner Y,Shaag A,Korman SH,Pierri CL,Scarcia P,Fraenkel ND,Segel R,Schechter A,Frumkin A,Pines O,Saada A,Palmieri L,Elpeleg O

更新日期：2013-04-01 00:00:00

abstract：:An association of ocular colobomata and congenital heart disease was observed in seven patients. Two of these were maternal half sisters whose mother also had ocular colobomata. All the patients had normal karyotypes. There was a high incidence of other associated abnormalities involving the central nervous, skeletal,...

journal_title：Journal of medical genetics

authors： Ho CK,Kaufman RL,Podos SM

更新日期：1975-09-01 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 baby with a 46,XY,r(20) karyotype is described. The distinguishing features of this rare chromosome anomaly are analysed in the light of the suggested r(20) syndrome. ...

journal_title：Journal of medical genetics

authors： Porfirio B,Valorani MG,Giannotti A,Sabetta G,Dallapiccola B

更新日期：1987-06-01 00:00:00

abstract：:To define the PKD1 locus further, the gene involved in the most frequent form of adult polycystic kidney disease, probes from 16 polymorphic loci were mapped on 16p13.1-pter with the combined use of cell lines containing rearranged chromosomes and family studies. Five breakpoints in the distal part of 16p arbitrarily ...

journal_title：Journal of medical genetics

authors： Breuning MH,Snijdewint FG,Brunner H,Verwest A,Ijdo JW,Saris JJ,Dauwerse JG,Blonden L,Keith T,Callen DF

更新日期：1990-10-01 00:00:00

abstract：:A panel of five multiallelic and highly informative dinucleotide CA repeat markers flanking the APC gene was used for presymptomatic diagnosis of familial adenomatous polyposis coli (FAP). Marker regions were amplified by PCR. DNA fragments were separated by electrophoresis in denaturing polyacrylamide gels and visual...

journal_title：Journal of medical genetics

authors： Eckert WA,Jung C,Wolff G

更新日期：1994-06-01 00:00:00

abstract：:Genetic linkage studies were performed in 16 British families affected by X linked ocular albinism (XLOA) using RFLPs from the Xp22.3 region. Linkage was confirmed between the XLOA locus (OA1) and the loci DXS143 (dic56; Zmax = 15.90 at theta = 0.0, confidence interval (CI) 0-0.035), DXS85 (782; Zmax = 15.67 at theta ...

journal_title：Journal of medical genetics

authors： Charles SJ,Moore AT,Yates JR

更新日期：1992-08-01 00:00:00

abstract：:As the variability and possible clinical significance of palm increase abnormalities receive greater attention, an accurate and objective method for evaluating the palm increase variants is required. A new method is described employing a topographic approach. A network of co-ordinates drawn on the palm prints enables ...

journal_title：Journal of medical genetics

authors： Dar H,Schmidt R

更新日期：1976-08-01 00:00:00

abstract：:Fucosidosis is a rare, autosomal recessive, lysosomal storage disease, resulting from a deficiency of the enzyme alpha-fucosidase (EC 3.2.1.51). It is characterised clinically by progressive mental and motor deterioration, growth retardation, coarse facies, and often recurrent infections, but the course of the disease...

journal_title：Journal of medical genetics

authors： Williamson M,Cragg H,Grant J,Kretz K,O'Brien J,Willems PJ,Young E,Winchester B

更新日期：1993-03-01 00:00:00

abstract：:World wide data on presymptomatic testing for Huntington's disease using closely linked DNA markers show that 1479 persons at risk received completed test results up to the end of 1991. Testing has been carried out in 19 countries, with at least 88 centres involved, and numbers have levelled off after a peak in 1990. ...

journal_title：Journal of medical genetics

authors：

更新日期：1993-12-01 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 child with the Tel Hashomer camptodactyly syndrome is reported. Although muscle weakness and hypoplasia are reported features of this syndrome, further investigation of muscle function has not previously been carried out. We report a raised creatine kinase and an abnormal electromyogram and muscle biopsy in this syn...

journal_title：Journal of medical genetics

authors： Patton MA,McDermot KD,Lake BD,Baraitser M

更新日期：1986-06-01 00:00:00

abstract：:Gaucher disease results, in most patients, from mutations in the gene encoding glucocerebrosidase. Mutation D409H is the third most frequent in Spanish patients, accounting for 5.7% of all mutated alleles. This allele is associated mainly with the neurological forms of the disease. Recently, homozygosity for the D409H...

journal_title：Journal of medical genetics

authors： Chabás A,Gort L,Montfort M,Castelló F,Domínguez MC,Grinberg D,Vilageliu L

更新日期：1998-09-01 00:00:00

abstract：BACKGROUND:Congenital chromosome abnormalities are relatively common in our species and among structural abnormalities the most common class is balanced reciprocal translocations. Determining the parental origin of de novo balanced translocations may provide insights into how and when they arise. While there is a gener...

journal_title：Journal of medical genetics

authors： Thomas NS,Morris JK,Baptista J,Ng BL,Crolla JA,Jacobs PA

更新日期：2010-02-01 00:00:00

abstract：:Myotonic dystrophy (DM) is associated with the expansion and instability of a trinucleotide (CTG) repeat at the DM locus on chromosome 19. Direct genomic analysis in the German population was carried out on 18 DM families, six families with equivocal diagnosis, 69 subjects with equivocal clinical diagnosis, and 100 co...

journal_title：Journal of medical genetics

authors： Meiner A,Wolf C,Carey N,Okitsu A,Johnson K,Shelbourne P,Kunath B,Sauermann W,Thiele H,Kupferling P

更新日期：1995-08-01 00:00:00

abstract：:We report three new mutations in the gene for aldolase B that are associated with hereditary fructose intolerance (HFI). Two nonsense mutations create opal termination codons: R3op (C-->T, Arg3-->ter, exon 2) was found in homozygous form in four affected members of a large consanguineous Turkish pedigree and R59op (C-...

journal_title：Journal of medical genetics

authors： Ali M,Tunçman G,Cross NC,Vidailhet M,Bökesoy I,Gitzelmann R,Cox TM

更新日期：1994-06-01 00:00:00

abstract：:Cytogenetic analysis, fluorescent in situ hybridisation (FISH), and molecular amplification have been used to characterise the transfer of Yp fragments to Xp22.3 in six XX males. PCR amplification of the genes SRY, RPS4Y, ZFY, AMELY, KALY, and DAZ and of several other markers along the Y chromosome short and long arms...

journal_title：Journal of medical genetics

authors： Margarit E,Soler A,Carrió A,Oliva R,Costa D,Vendrell T,Rosell J,Ballesta F

更新日期：1998-09-01 00:00:00

abstract：BACKGROUND:Nerve growth factor β (NGFβ) and tyrosine kinase receptor type A (TRKA) are a well studied neurotrophin/receptor duo involved in neuronal survival and differentiation. The only previously reported hereditary sensory neuropathy caused by an NGF mutation, c.661C>T (HSAN5), and the pathology caused by biallelic...

journal_title：Journal of medical genetics

authors： Carvalho OP,Thornton GK,Hertecant J,Houlden H,Nicholas AK,Cox JJ,Rielly M,Al-Gazali L,Woods CG

更新日期：2011-02-01 00:00:00

abstract：:Fetal akinesia refers to a broad spectrum of disorders in which the unifying feature is a reduction or lack of fetal movement. Fetal akinesias may be caused by defects at any point along the motor system pathway including the central and peripheral nervous system, the neuromuscular junction and the muscle, as well as ...

journal_title：Journal of medical genetics

authors： Ravenscroft G,Sollis E,Charles AK,North KN,Baynam G,Laing NG

更新日期：2011-12-01 00:00:00

abstract：:Dominantly inherited osteogenesis imperfecta is consistently linked to the two loci encoding the alpha 1 and alpha 2 subunits of collagen 1, the predominant bone collagen. We have performed several prenatal diagnoses based on identification of the segregating allele at the concordant locus in chorionic villus samples ...

journal_title：Journal of medical genetics

authors： Lynch JR,Ogilvie D,Priestley L,Baigrie C,Smith R,Farndon P,Sykes B

更新日期：1991-03-01 00:00:00

abstract：:The m.8993T-->C MTATP6 mutation of mitochondrial DNA (mtDNA) usually causes mitochondrial disease in childhood, but was recently described in a family with adult onset ataxia and polyneuropathy. Cytochrome c oxidase muscle histochemistry, which is the standard clinical investigation for mitochondrial disease in adults...

journal_title：Journal of medical genetics

authors： Craig K,Elliott HR,Keers SM,Lambert C,Pyle A,Graves TD,Woodward C,Sweeney MG,Davis MB,Hanna MG,Chinnery PF

更新日期：2007-12-01 00:00:00

abstract：:We report a 20 year old man with short stature, microcephaly, unusual facies, numerous pigmented naevi, hypodontia, immunodeficiency, and a high pitched voice. Tympner et al had assumed that the patient had a new syndrome of "progressive combined immunodeficiency and ectomesodermal dysplasia". We show here that the co...

journal_title：Journal of medical genetics

authors： Bartsch O,Tympner KD,Schwinger E,Gorlin RJ

更新日期：1994-09-01 00:00:00

abstract：:We have previously mapped autosomal dominant spinocerebellar ataxia (SCA) 16 to 3p26, overlapping with the locus of SCA15. Recently, partial deletions of ITPR1 and the neighbouring SUMF1 in the SCA15 and two additional families were reported. In the present study we determined the copy number of these genes by real ti...

journal_title：Journal of medical genetics

authors： Iwaki A,Kawano Y,Miura S,Shibata H,Matsuse D,Li W,Furuya H,Ohyagi Y,Taniwaki T,Kira J,Fukumaki Y

更新日期：2008-01-01 00:00:00

abstract：:This report describes 7-month-old monozygotic twin female infants with GM1 gangliosidosis type I. In addition to the usual clinical and biochemical abnormalities generalized intracutaneous telangiectasis were present in both infants. ...

journal_title：Journal of medical genetics

authors： Ginsburg CM,Long CG

更新日期：1977-04-01 00:00:00

abstract：:Two sisters are described with a disorder characterised by mental retardation, congenital cataract, progressive spinocerebellar ataxia, sensorineural deafness, and signs of peripheral neuropathy. Progressive hearing loss, ataxia, and polyneuropathy became evident in the third decade. The differential diagnosis of this...

journal_title：Journal of medical genetics

authors： Begeer JH,Scholte FA,van Essen AJ

更新日期：1991-12-01 00:00:00

abstract：:A method is described to investigate the inheritance of disease predisposition in cancer families. It is an extension of classic genetic linkage analysis, which enables information on loss of constitutional heterozygosity (LOCH) to be incorporated into the model. This adapted model treats LOCH data as additional obser...

journal_title：Journal of medical genetics

authors： Teare MD,Rohde K,Santibáñez Koref MF

更新日期：1994-06-01 00:00:00

abstract：:Hirschsprung disease, mental retardation, microcephaly, and specific craniofacial dysmorphism were observed in three children from a large, consanguineous, Moroccan family. A fourth child showed similar clinical features, with the exception of Hirschsprung disease. The association of these abnormalities in these child...

journal_title：Journal of medical genetics

authors： Brooks AS,Breuning MH,Osinga J,vd Smagt JJ,Catsman CE,Buys CH,Meijers C,Hofstra RM

更新日期：1999-06-01 00:00:00

abstract：:Inherited optic neuropathies are a significant cause of childhood and adult blindness and dominant optic atrophy (DOA) is the most common form of autosomally inherited (non-glaucomatous) optic neuropathy. Patients with DOA present with an insidious onset of bilateral visual loss and they characteristically have tempor...

journal_title：Journal of medical genetics

authors： Votruba M,Moore AT,Bhattacharya SS

更新日期：1998-10-01 00:00:00

abstract：AIM:To determine whether, following predictive genetic testing for familial adenomatous polyposis (FAP), children or adults receiving positive results experience clinically significant levels of anxiety or depression, and whether children receiving positive results experience higher levels of anxiety or depression than...

journal_title：Journal of medical genetics

authors： Michie S,Bobrow M,Marteau TM

更新日期：2001-08-01 00:00:00

abstract：:Late onset Huntington's disease is characterised by onset of symptoms after the age of 50 and is usually associated with a milder course. We have analysed the CAG trinucleotide repeat within the HD gene in 133 late onset patients from 107 extended families. The median upper allele size for the CAG repeat was 42 with a...

journal_title：Journal of medical genetics

authors： Kremer B,Squitieri F,Telenius H,Andrew SE,Theilmann J,Spence N,Goldberg YP,Hayden MR

更新日期：1993-12-01 00:00:00