Linkage investigation of three putative tuberous sclerosis determining loci on chromosomes 9q, 11q, and 12q. The Tuberous Sclerosis Collaborative Group.

abstract：:The inheritance of restriction fragment length polymorphisms for two fibrillar collagen genes (COL1A2 and COL3A1) has been studied in a large Marfan syndrome kindred. We are able to show discordant segregation between the Marfan syndrome and each of the two collagen gene markers. ...

journal_title：Journal of medical genetics

authors： Dalgleish R,Hawkins JR,Keston M

更新日期：1987-03-01 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：OBJECTIVE:To identify genetic causes of COACH syndrome BACKGROUND:COACH syndrome is a rare autosomal recessive disorder characterised by Cerebellar vermis hypoplasia, Oligophrenia (developmental delay/mental retardation), Ataxia, Coloboma, and Hepatic fibrosis. The vermis hypoplasia falls in a spectrum of mid-hindbrai...

journal_title：Journal of medical genetics

authors： Doherty D,Parisi MA,Finn LS,Gunay-Aygun M,Al-Mateen M,Bates D,Clericuzio C,Demir H,Dorschner M,van Essen AJ,Gahl WA,Gentile M,Gorden NT,Hikida A,Knutzen D,Ozyurek H,Phelps I,Rosenthal P,Verloes A,Weigand H,Chance

更新日期：2010-01-01 00:00:00

abstract：BACKGROUND:Acrocallosal syndrome (ACLS) is a rare recessive disorder characterised by corpus callosum agenesis or hypoplasia, craniofacial dysmorphism, duplication of the hallux, postaxial polydactyly, and severe mental retardation. Recently, we identified mutations in KIF7, a key component of the Sonic hedgehog pathwa...

journal_title：Journal of medical genetics

authors： Putoux A,Nampoothiri S,Laurent N,Cormier-Daire V,Beales PL,Schinzel A,Bartholdi D,Alby C,Thomas S,Elkhartoufi N,Ichkou A,Litzler J,Munnich A,Encha-Razavi F,Kannan R,Faivre L,Boddaert N,Rauch A,Vekemans M,Attié-Bitac

更新日期：2012-11-01 00:00:00

abstract：:Albright hereditary osteodystrophy (AHO) is an autosomal dominant disorder characterised by the presence of brachymetaphalangism, short stature, obesity, and mental retardation. Variable biochemical changes many represent either pseudohypoparathyroidism (PHP) owing to resistance to parathormone (PTH) or pseudopseudohy...

journal_title：Journal of medical genetics

authors： Power MM,James RS,Barber JC,Fisher AM,Wood PJ,Leatherdale BA,Flanagan DE,Hatchwell E

更新日期：1997-04-01 00:00:00

abstract：:Reaction to medical, social, and genetic implications of Marfan syndrome was evaluated by means of two questionnaires, the first after various tests before discussion of the diagnosis, the second after full discussion of the patient's diagnosis. Thirty-seven members of a family known to be at risk for Marfan syndrome ...

journal_title：Journal of medical genetics

authors： Bridges AB,Faed M,Boxer M,Gray JR,Bundy C,Murray A

更新日期：1992-02-01 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：BACKGROUND:Primary ovarian insufficiency (POI) affects 1% of women under 40 years and is a public health problem. The genetic causes of POI are highly heterogeneous with isolated or syndromic forms. Recently, variants in genes involved in DNA repair have been shown to cause POI. Notably, syndromic POI with Fanconi anae...

journal_title：Journal of medical genetics

authors： Caburet S,Heddar A,Dardillac E,Creux H,Lambert M,Messiaen S,Tourpin S,Livera G,Lopez BS,Misrahi M

更新日期：2020-06-01 00:00:00

abstract：:This report describes a retarded girl with strabismus, high arched palate, antimongoloid slant, low set ears, hearing loss, micrognathia, short neck, and an anteriorly displaced anus. She was found to have a de novo partial trisomy of the proximal part of the long arm of chromosome 15. ...

journal_title：Journal of medical genetics

authors： Herweijer TJ,Oorthuys JW,Leschot NJ

更新日期：1988-04-01 00:00:00

abstract：:The most useful markers for the prenatal diagnosis of myotonic dystrophy (DM) are APOC2 and CKM, both of which map proximal to DM. In order to produce other markers useful for DM, we have screened genomic DNA libraries constructed from cell line 20XP3542-1-4, which contains 20 to 30 Mb of human material including APOC...

journal_title：Journal of medical genetics

authors： Brook JD,Harley HG,Walsh KV,Rundle SA,Siciliano MJ,Harper PS,Shaw DJ

更新日期：1991-02-01 00:00:00

abstract：:A two generation family with neurofibromatosis type 2 (NF2) is presented in which a family member requested presymptomatic molecular diagnosis. Since the consultand's mother had clinically well defined NF2, he was quoted to be at 50% risk of carrying an NF2 mutation. Mutation screening in the mother did not show the c...

journal_title：Journal of medical genetics

authors： Bijlsma EK,Wallace AJ,Evans DG

更新日期：1997-11-01 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：:In this paper we report on the molecular defect underlying apolipoprotein CII (apoCII) deficiency in an Italian kindred. ApoCII serves as cofactor for lipoprotein lipase (LPL) in triglyceride hydrolysis of chylomicrons and very low density lipoproteins. Homozygous apoCII deficiency manifests with type I hyperlipoprote...

journal_title：Journal of medical genetics

authors： Tuzgöl S,Bijvoet SM,Bruin T,Kastelein JJ,Hayden MR

更新日期：1994-08-01 00:00:00

abstract：:A variant chromosome 4 with a large G positive heterochromatic block is described and discussed in relation to chromosome 4 heteromorphisms observed with other banding techniques. The extra heterochromatin is C positive and fluoresces brilliantly with Q banding, but differs from Yqh with some methods of staining. ...

journal_title：Journal of medical genetics

authors： Docherty Z,Bowser-Riley SM

更新日期：1984-12-01 00:00:00

abstract：BACKGROUND:Several different missense mutations in the voltage-gated sodium channel subunit gene SCN1A have been identified in epileptic patients with benign phenotype and patients with severe phenotype. However, the reason why similar missense mutations in SCN1A result in different phenotypes has not yet been fully cl...

journal_title：Journal of medical genetics

authors： Kanai K,Yoshida S,Hirose S,Oguni H,Kuwabara S,Sawai S,Hiraga A,Fukuma G,Iwasa H,Kojima T,Kaneko S

更新日期：2009-10-01 00:00:00

abstract：:We have analysed 40 marker loci on 13 chromosomes for linkage with Marfan syndrome. None of the loci was linked to the Marfan syndrome locus at theta = 0.00. This study provides a basis for an exclusion map and for further collaboration in mapping of the locus. ...

journal_title：Journal of medical genetics

authors： Schwartz RC,Blanton SH,Hyde CA,Sottile TR Jr,Hudgins L,Sarfarazi M,Tsipouras P

更新日期：1990-02-01 00:00:00

abstract：:The BglII polymorphism near the constant region of the T cell receptor beta chain (TCR c beta) has been investigated in normal controls, patients with cystic fibrosis (CF), and CF carriers. A significant increase was found in the frequency of the 10.0:9.2 kb heterozygous genotype in the CF carrier group (71%) as compa...

journal_title：Journal of medical genetics

authors： McMillan SA,Hill AJ,Graham CA,Nevin NC,Fay AC

更新日期：1989-07-01 00:00:00

abstract：:We describe the clinical and cytogenetic findings of two patients with deletions of the long arm of chromosome 2. One has an interstitial deletion identical to that found in a previously reported patient, although they are phenotypically dissimilar. The other patient has a terminal deletion, the first such deletion re...

journal_title：Journal of medical genetics

authors： Young RS,Shapiro SD,Hansen KL,Hine LK,Rainosek DE,Guerra FA

更新日期：1983-06-01 00:00:00

abstract：BACKGROUND:Psoriasis is an immune-mediated skin disorder that is inherited as a multifactorial trait. Linkage analyses have clearly mapped a primary disease susceptibility locus to the major histocompatibility complex (MHC) region on chromosome 6p21. More recently, whole-genome association studies have identified two n...

journal_title：Journal of medical genetics

authors： Wolf N,Quaranta M,Prescott NJ,Allen M,Smith R,Burden AD,Worthington J,Griffiths CE,Mathew CG,Barker JN,Capon F,Trembath RC

更新日期：2008-02-01 00:00:00

abstract：:Human chromosome 9 with a pericentric inversion involving the qh region is considered normal. It has probably evolved through breakage and reunion and is retained through mendelian inheritance without any apparent phenotypic consequences. Fluorescent in situ hybridisation (FISH) technique using alpha, beta, and satell...

journal_title：Journal of medical genetics

authors： Ramesh KH,Verma RS

更新日期：1996-05-01 00:00:00

abstract：:Huntington's disease (HD) is an autosomal dominant condition with almost complete penetrance. The age of onset of the symptoms, however, is variable and depends on the parental origin of the gene. A high proportion of early onset cases inherit the HD gene from their father, whereas a considerable proportion of late on...

journal_title：Journal of medical genetics

authors： Reik W

更新日期：1988-12-01 00:00:00

abstract：BACKGROUND:Anticonvulsants taken in pregnancy are associated with an increased risk of malformations and developmental delay in the children. To evaluate the pattern of abnormalities associated with prenatal anticonvulsant exposure further, we undertook a clinical study of 57 children with fetal anticonvulsant syndrome...

journal_title：Journal of medical genetics

authors： Moore SJ,Turnpenny P,Quinn A,Glover S,Lloyd DJ,Montgomery T,Dean JC

更新日期：2000-07-01 00:00:00

abstract：:A Familial Ovarian Cancer Register has been established which has recruited primarily through media publicity. In depth semi-structured interviews were carried out with 20 women who had volunteered in order to explore (1) knowledge about the disease, (2) motivations for contacting the Register, and (3) expectations. W...

journal_title：Journal of medical genetics

authors： Green J,Murton F,Statham H

更新日期：1993-07-01 00:00:00

abstract：BACKGROUND:A variety of abnormalities have been demonstrated at chromosome 11p15 in individuals with overgrowth and growth retardation. The identification of these abnormalities is clinically important but often technically difficult. Methylation-specific multiplex ligation-dependent probe amplification (MS-MLPA) is a ...

journal_title：Journal of medical genetics

authors： Scott RH,Douglas J,Baskcomb L,Nygren AO,Birch JM,Cole TR,Cormier-Daire V,Eastwood DM,Garcia-Minaur S,Lupunzina P,Tatton-Brown K,Bliek J,Maher ER,Rahman N

更新日期：2008-02-01 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:Data on the long-term motor outcomes of genome-wide association study (GWAS)-linked Parkinson disease (PD) carriers are useful for clinical management. OBJECTIVES:To characterise the association between GWAS-linked PARK16 gene variant and disease progression in PD over a 9-year time frame. METHODS:Over a 9...

journal_title：Journal of medical genetics

authors： Deng X,Xiao B,Allen JC,Ng E,Foo JN,Lo YL,Tan LCS,Tan EK

更新日期：2019-11-01 00:00:00

abstract：:A 13 year old girl was referred with congenital microcephaly, developmental delay, a prominent nose, highly arched palate, and an apparently low set left ear. She was found to have a pericentric inversion of one chromosome 7 and a ring chromosome 8, 46,XX,inv(7) (pter----p22::q11.23----p22::q11.23----qter), r(8) (p23q...

journal_title：Journal of medical genetics

authors： Verma RS,Conte RA,Pitter JH,Luke S

更新日期：1992-01-01 00:00:00

abstract：BACKGROUND:A limited number of studies aimed at investigating the possible association of Y-chromosome haplogroups with microdeletions of the azoospermia factors (AZFs) or with particular infertile phenotypes, but definitive conclusions have not been attained. The main confounding elements in these association studies ...

journal_title：Journal of medical genetics

authors： Arredi B,Ferlin A,Speltra E,Bedin C,Zuccarello D,Ganz F,Marchina E,Stuppia L,Krausz C,Foresta C

更新日期：2007-03-01 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：:We report a Scottish child with inv dup (15) and compare the clinical features with those of previously reported cases. Since the first report by Parker and Alfi in 1972, there have been 44 reports of patients with confirmed or suspected inv dup (15). The extra chromosomal material has been variously described, but in...

journal_title：Journal of medical genetics

authors： Gilmore DH,Boyd E,McClure JP,Batstone P,Connor JM

更新日期：1984-06-01 00:00:00