13q Deletion and central nervous system anomalies: further insights from karyotype-phenotype analyses of 14 patients.

abstract：BACKGROUND:The genetic causes of the majority of male and female infertility caused by human non-obstructive azoospermia (NOA) and premature ovarian insufficiency (POI) with meiotic arrest are unknown. OBJECTIVE:To identify the genetic cause of NOA and POI in two affected members from a consanguineous Chinese family. ...

journal_title：Journal of medical genetics

authors： He WB,Tu CF,Liu Q,Meng LL,Yuan SM,Luo AX,He FS,Shen J,Li W,Du J,Zhong CG,Lu GX,Lin G,Fan LQ,Tan YQ

更新日期：2018-03-01 00:00:00

abstract：:The occurrence in a family of an isolated case of an autosomal dominant disorder with reduced penetrance presents a difficult problem in genetic counselling. It is shown that in such a situation the risk of recurrence in subsequent offspring is given by: (formula; see text) where P is the penetrance (0 less than P les...

journal_title：Journal of medical genetics

authors： Emery AE

更新日期：1986-08-01 00:00:00

abstract：BACKGROUND:Pulmonary fibrosis is a complex disease for which the predisposing genetic variants remain unknown. In a prior study, susceptibility to bleomycin induced pulmonary fibrosis was mapped to loci Blmpf1 and Blmpf2 on chromosomes 17 and 11, respectively, in a C57BL/6J (B6, susceptible) and C3Hf/KAM (C3H, resistan...

journal_title：Journal of medical genetics

authors： Haston CK,Tomko TG,Godin N,Kerckhoff L,Hallett MT

更新日期：2005-06-01 00:00:00

abstract：:Spinocerebellar ataxia type 2 (SCA2) is caused by the expansion of an unstable CAG repeat encoding a polyglutamine tract. Repeats with 32 to 200 CAGs are associated with the disease, whereas normal chromosomes contain 13 to 33 repeats. We tested 220 families of different geographical origins for the SCA2 mutation. Thi...

journal_title：Journal of medical genetics

authors： Didierjean O,Cancel G,Stevanin G,Dürr A,Bürk K,Benomar A,Lezin A,Belal S,Abada-Bendid M,Klockgether T,Brice A

更新日期：1999-05-01 00:00:00

abstract：:A 2-year-old boy with mental and growth retardation is presented; he has a 46,XY,r(10)(p15q26) chromosome complement. Five previously reported cases of ring chromosome 10 were reviewed and compared with the present case in an attempt to delineate a clinical syndrome. Since the first description, identified by Giemsa b...

journal_title：Journal of medical genetics

authors： Nakai H,Adachi M,Katsushima N,Yamazaki N,Sakamoto M,Tada K

更新日期：1983-04-01 00:00:00

abstract：:A family with von Hippel-Lindau disease (VHL) type 2A has been shown to have a T to C missense mutation at nucleotide 547 of the VHL gene. This gives further support for the proposal to associate the 547 T to C mutation with phenotype VHL 2A. ...

journal_title：Journal of medical genetics

authors： Chen F,Slife L,Kishida T,Mulvihill J,Tisherman SE,Zbar B

更新日期：1996-08-01 00:00:00

abstract：BACKGROUND:Amelogenesis imperfecta (AI) is a group of genetic diseases characterised by tooth enamel defects. AI was recently described in patients with familial hypercalciuria and hypomagnesaemia with nephrocalcinosis (FHHNC) caused by CLDN16 mutations. In the kidney, claudin-16 interacts with claudin-19 to control th...

journal_title：Journal of medical genetics

authors： Yamaguti PM,Neves FA,Hotton D,Bardet C,de La Dure-Molla M,Castro LC,Scher MD,Barbosa ME,Ditsch C,Fricain JC,de La Faille R,Figueres ML,Vargas-Poussou R,Houillier P,Chaussain C,Babajko S,Berdal A,Acevedo AC

更新日期：2017-01-01 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：: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：:After the publication of evidence of the existence of a DNA polymorphism closely linked to the gene for Huntington's disease, attitudes towards predictive testing for Huntington's disease were evaluated in Belgium in a group of persons who are at risk for the disease and in a smaller group of their partners. The perce...

journal_title：Journal of medical genetics

authors： Evers-Kiebooms G,Cassiman JJ,van den Berghe H

更新日期：1987-05-01 00:00:00

abstract：:There is significant evidence for genetic and phenotypic heterogeneity in X linked retinitis pigmentosa (XLRP). We have studied the linkage of XLRP in four Irish families to a number of polymorphic DNA markers. We report linkage between the DXS7 (L1.28) locus and the XLRP locus (Z = 3.445, theta = 0.00). Combined with...

journal_title：Journal of medical genetics

authors： Farrar GJ,Geraghty MT,Moloney JM,McConnell DJ,Humphries P

更新日期：1988-04-01 00:00:00

abstract：:We present an extended family with Li-Fraumeni syndrome characterised by gastric and breast carcinoma, glioma, sarcoma, and leukaemia. This family showed strong evidence of linkage to TP53, and three of four tumours analysed showed loss of the wild type allele. A codon 175 missense mutation was identified in exon 5 in...

journal_title：Journal of medical genetics

authors： Varley JM,McGown G,Thorncroft M,Tricker KJ,Teare MD,Santibanez-Koref MF,Martin J,Birch JM,Evans DG

更新日期：1995-12-01 00:00:00

abstract：:We report two sisters with macrocephaly, epilepsy, and severe mental retardation. The first child was a 14 year old girl born at term after a normal pregnancy, with birth weight 3600 g and occipitofrontal circumference (OFC) 36 cm (75th centile). Her head size increased markedly during the first six months of life, an...

journal_title：Journal of medical genetics

authors： Orstavik KH,Strømme P,Ek J,Torvik A,Skjeldal OH

更新日期：1997-10-01 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：BACKGROUND:Male infertility is a prevalent issue worldwide, mostly due to the impaired sperm motility. Multiple morphological abnormalities of the sperm flagella (MMAF) present aberrant spermatozoa with absent, short, coiled, bent and irregular-calibre flagella resulting in severely decreased motility. Previous studies...

journal_title：Journal of medical genetics

authors： Li W,Wu H,Li F,Tian S,Kherraf ZE,Zhang J,Ni X,Lv M,Liu C,Tan Q,Shen Y,Amiri-Yekta A,Cazin C,Zhang J,Liu W,Zheng Y,Cheng H,Wu Y,Wang J,Gao Y,Chen Y,Zha X,Jin L,Liu M,He X,Ray PF,Cao Y,Zhang F

更新日期：2020-02-01 00:00:00

abstract：BACKGROUND:Consensus clinical diagnostic criteria for neurofibromatosis type I (NF1) include café-au-lait macules and skinfold freckling. The former are frequently the earliest manifestation of NF1, and as such are of particular significance when assessing young children at risk of the condition. A phenotype of predomi...

journal_title：Journal of medical genetics

authors： Burkitt Wright EM,Sach E,Sharif S,Quarrell O,Carroll T,Whitehouse RW,Upadhyaya M,Huson SM,Evans DG

更新日期：2013-09-01 00:00:00

abstract：:A family with juvenile proximal spinal muscular atrophy with dominant inheritance and complete penetrance is reported. The disease occurred in three generations and showed high variations in the age of onset and progression among the affected members. A characteristic feature was the constant involvement of facial nuc...

journal_title：Journal of medical genetics

authors： Cao A,Cainchetti C,Calisti L,Tangheroni W

更新日期：1976-04-01 00:00:00

abstract：:Linkage analysis of neurofibromatosis was performed using genes on chromosomes 1, 8, 11, and 12. No linkage was found between NF and C-myc, AT 3, IGF-1, PTH, and gamma globin genes. Evidence for linkage was found between C-ets 1, on the long arm of chromosome 11 and NF in two families with a lod score of 1.88 at theta...

journal_title：Journal of medical genetics

authors： Kittur S,Lubs ML,Bauer M,Chakravarti A,Kazazian H

更新日期：1987-09-01 00:00:00

abstract：:PurposeThe purpose of this document is to provide guidance for the use of next-generation sequencing (NGS, also known as massively parallel sequencing or MPS) in Canadian clinical genetic laboratories for detection of genetic variants in genomic DNA and mitochondrial DNA for inherited disorders, as well as somatic var...

journal_title：Journal of medical genetics

authors： Hume S,Nelson TN,Speevak M,McCready E,Agatep R,Feilotter H,Parboosingh J,Stavropoulos DJ,Taylor S,Stockley TL,Canadian College of Medical Geneticists (CCMG).

更新日期：2019-12-01 00:00:00

abstract：PURPOSE:Previous reports cite high costs of clinical cancer genetic testing as main barriers to patient's willingness to test. We report findings of a pilot study that evaluates how different subsidy schemes impact genetic testing uptake and total cost of cancer management. METHODS:We included all patients who attende...

journal_title：Journal of medical genetics

authors： Li ST,Yuen J,Zhou K,Binte Ishak ND,Chen Y,Met-Domestici M,Chan SH,Tan YP,Allen JC Jr,Lim ST,Soo KC,Ngeow J

更新日期：2017-04-01 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：BACKGROUND/AIMS:The development of colorectal cancer and a variable range of extracolonic manifestations in familial adenomatous polyposis (FAP) is the result of the dominant inheritance of adenomatous polyposis coli (APC) gene mutations. In this study, direct mutation analysis of the APC gene was performed to determin...

journal_title：Journal of medical genetics

authors： Wallis YL,Morton DG,McKeown CM,Macdonald F

更新日期：1999-01-01 00:00:00

abstract：:A large tuberous sclerosis multigenerational family segregating with markers on chromosome 9q from the TSC1 region was studied with a new highly polymorphic marker (designated A6) from the region. A critical affected person showed recombination with the marker, eliminating approximately 100 kilobases from the telomeri...

journal_title：Journal of medical genetics

authors： Au KS,Murrell J,Buckler A,Blanton SH,Northrup H

更新日期：1996-07-01 00:00:00

abstract：:Adult polycystic kidney disease (APKD) is a common genetic disorder that is inherited as an autosomal dominant trait. Recent reports show that, in some families, the APKD gene shows close genetic linkage to two chromosome 16 specific genetic markers. We have been conducting a genetic linkage study using 29 polymorphic...

journal_title：Journal of medical genetics

authors： Watson ML,Wright AF,Macnicol AM,Allan PL,Clayton JF,Dempster M,Jeremiah SJ,Corney G,Hopkinson DA

更新日期：1987-08-01 00:00:00

abstract：OBJECTIVE:To establish national clinical guidelines and integrated care pathways for five conditions (tuberous sclerosis (TS), Huntington's disease (HD), myotonic dystrophy (MD), neurofibromatosis type 1 (NF1), and Marfan syndrome (MS)) and audit their use in Scotland. DESIGN:Systematic review of published reports fol...

journal_title：Journal of medical genetics

authors： Campbell H,Bradshaw N,Davidson R,Dean J,Goudie D,Holloway S,Porteous M

更新日期：2000-09-01 00:00:00

abstract：:The results of 200 antenatal diagnoses in pregnancies at risk for homozygous beta-thalassaemia, carried out on fetal blood samples obtained by placental aspiration in the second trimester, are described. Globin chain synthesis in the fetuses was measured by means of 3H-leucine incorporation and separation of the chain...

journal_title：Journal of medical genetics

authors： Cao A,Furbetta M,Angius A,Ximenes A,Rosatelli C,Tuveri T,Scalas MT,Falchi AM,Angioni G,Caminiti F

更新日期：1982-04-01 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 patient with the unusual association of cleft palate, bilateral choanal atresia, curly hair, and congenital hypothyroidism. This association has been reported before in two brothers and may represent a new syndrome. ...

journal_title：Journal of medical genetics

authors： Buntincx IM,Van Overmeire B,Desager K,Van Hauwaert J

更新日期：1993-05-01 00:00:00

abstract：:Vitamin-B6-dependent epilepsies are a heterogenous group of treatable disorders due to mutations in several genes (ALDH7A1, PNPO, ALPL or ALDH4A1). In neonatal seizures, defects in ALDH7A1 and PNPO explain a major fraction of cases. Very recently biallelic mutations in PROSC were shown to be a novel cause in five fami...

journal_title：Journal of medical genetics

authors： Plecko B,Zweier M,Begemann A,Mathis D,Schmitt B,Striano P,Baethmann M,Vari MS,Beccaria F,Zara F,Crowther LM,Joset P,Sticht H,Papuc SM,Rauch A

更新日期：2017-12-01 00:00:00

abstract：:We report on two adolescent sisters with Sanfilippo syndrome type D with some clinical features different from other cases previously described. They are the oldest cases reported to date and provide new clues about the course of the disease. Enzymatic and immunological characterisation of the patients' fibroblasts in...

journal_title：Journal of medical genetics

authors： Siciliano L,Fiumara A,Pavone L,Freeman C,Robertson D,Morris CP,Hopwood JJ,Di Natale P,Musumeci S,Horwitz AL

更新日期：1991-06-01 00:00:00