Evidence against the structural gene encoding type II collagen (COL2A1) as the mutant locus in achondroplasia.

abstract：BACKGROUND:Deletions of the HOXC gene cluster result in variable phenotypes in mice, but have been rarely described in humans. OBJECTIVE:To report chromosome 12q13.13 microdeletions ranging from 13 to 175 kb and involving the 5' HOXC genes in four families, segregating congenital lower limb malformations, including cl...

journal_title：Journal of medical genetics

authors： Alvarado DM,McCall K,Hecht JT,Dobbs MB,Gurnett CA

更新日期：2016-04-01 00:00:00

abstract：:Fragile X syndrome is caused by mutations in the FMR1 gene and is one of the most frequent forms of inherited mental retardation in males. Postnatal and prenatal diagnosis of fragile X syndrome is feasible by direct DNA analysis. A new approach to prenatal diagnosis of fragile X syndrome in amniotic fluid cells is des...

journal_title：Journal of medical genetics

authors： Willemsen R,Los F,Mohkamsing S,van den Ouweland A,Deelen W,Galjaard H,Oostra B

更新日期：1997-03-01 00:00:00

abstract：:We describe a new case of postaxial acrofacial dysostosis (Miller) syndrome. This syndrome consists of mandibulofacial dysostosis, similar to that seen in Treacher Collins syndrome, and postaxial limb deficiency. The mode of inheritance remains uncertain. ...

journal_title：Journal of medical genetics

authors： Vigneron J,Stricker M,Vert P,Rousselot JM,Levy M

更新日期：1991-09-01 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：:Cockayne's syndrome (CS) is a rare autosomal recessive disorder with dwarfism, mental retardation, and otherwise clinically heterogeneous features. In cultured CS fibroblasts, the failure of RNA synthesis to recover to normal rates after UV-C irradiation provides a useful and relatively simple diagnostic test. We have...

journal_title：Journal of medical genetics

authors： Lehmann AR,Thompson AF,Harcourt SA,Stefanini M,Norris PG

更新日期：1993-08-01 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：:To illustrate the variable clinical presentations and rates of progression in familial hypertrophic cardiomyopathy (FHC), phenotypes and genotypes were compared in three FHC families with different genetic defects. In the first family, the FHC abnormality was a protein truncating mutation (Gln969X) in the cardiac myos...

journal_title：Journal of medical genetics

authors： Yu B,French JA,Jeremy RW,French P,McTaggart DR,Nicholson MR,Semsarian C,Richmond DR,Trent RJ

更新日期：1998-03-01 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：:A 5-month-old infant was examined because of minor multiple malformations. He was found to have a de novo blanced reciprocal translocation 46,XY,t(6;8(q13;q22). On follow-up at the age of 17 months his mental development was found to be within normal limits. ...

journal_title：Journal of medical genetics

authors： Fried K,Rosenblatt M,Mundel G

更新日期：1977-04-01 00:00:00

abstract：:Four studies reported an increasing incidence of pyloric stenosis during the late 1970s from geographically diverse areas of the United Kingdom. It was suggested that the increased incidence might be related to changes in infant feeding practices. We used data from the Metropolitan Atlanta Congenital Defects Program, ...

journal_title：Journal of medical genetics

authors： Lammer EJ,Edmonds LD

更新日期：1987-08-01 00:00:00

abstract：:Germline mutations of the LKB1 (STK11) serine/threonine kinase gene (chromosome 19p13.3) cause Peutz-Jeghers syndrome, which is characterised by hamartomas of the gastrointestinal tract and typical pigmentation. Peutz-Jeghers syndrome carries an overall risk of cancer that may be up to 20 times that of the general pop...

journal_title：Journal of medical genetics

authors： Wang ZJ,Churchman M,Avizienyte E,McKeown C,Davies S,Evans DG,Ferguson A,Ellis I,Xu WH,Yan ZY,Aaltonen LA,Tomlinson IP

更新日期：1999-05-01 00:00:00

abstract：:We report here a father and daughter with digital abnormalities, nasolacrimal duct obstruction, and variable alopecia. The father had a cleft lip and palate and the daughter had choanal atresia. We propose they both have the EEC syndrome and show the variable expressivity of this disorder. Choanal atresia has not been...

journal_title：Journal of medical genetics

authors： Christodoulou J,McDougall PN,Sheffield LJ

更新日期：1989-09-01 00:00:00

abstract：:The molecular characterisation of chromosomal aberrations in Xp22.3 has established the map position of several genes with mutations resulting in diverse phenotypes such as short stature (SS), chondrodysplasia punctata (CDPX), mental retardation (MRX), ichthyosis (XLI), and Kallmann syndrome (KAL). We describe the cli...

journal_title：Journal of medical genetics

authors： Meindl A,Hosenfeld D,Brückl W,Schuffenhauer S,Jenderny J,Bacskulin A,Oppermann HC,Swensson O,Bouloux P,Meitinger T

更新日期：1993-10-01 00:00:00

abstract：:To sibs and an unrelated single patient have a combination of iris coloboma, ptosis, hypertelorism, broad nasal bridge, short stature, and mental retardation. The London Dysmorphology Database was used to determine whether this is a new syndrome. ...

journal_title：Journal of medical genetics

authors： Baraitser M,Winter RM

更新日期：1988-01-01 00:00:00

abstract：BACKGROUND:Posterior polar cataract is a clinically distinctive opacity located at the back of the lens. It is commonly acquired in age related cataract, and may infrequently occur in pedigrees with congenital cataract. To date, five loci for autosomal dominant congenital posterior polar cataract have been identified. ...

journal_title：Journal of medical genetics

authors： Pras E,Mahler O,Kumar V,Frydman M,Gefen N,Pras E,Hejtmancik JF

更新日期：2006-10-01 00:00:00

abstract：BACKGROUND:Orofacial cleft (OFC) is the most prevalent craniofacial birth defect. Genes involved in one-carbon, folate and vitamin B12 metabolisms have been associated with OFC but no study performed a concomitant assessment on genes involved in these three pathways. OBJECTIVE:We looked for potential genetic variants ...

journal_title：Journal of medical genetics

authors： Goffinet L,Oussalah A,Guéant-Rodriguez RM,Chery C,Basha M,Avogbe PH,Josse T,Jeannesson E,Rouyer P,Flayac J,Gerard P,Le Touze A,Bonin-Goga B,Goga D,Simon E,Feillet F,Vikkula M,Guéant JL

更新日期：2016-12-01 00:00:00

abstract：:Placental lead levels were studied in a series of Birmingham births classified by stillbirth, neonatal death, or survival beyond one week. There was an appreciable range of lead levels even in normal births (0.15-3.56 microgram/g) but nevertheless average results showed a pronounced excess of lead in those who failed ...

journal_title：Journal of medical genetics

authors： Wibberley DG,Khera AK,Edwards JH,Rushton DI

更新日期：1977-10-01 00:00:00

abstract：:A Bedouin infant born to consanguineous parents and grandparents is reported. She had Müllerian aplasia and the phenotypic features of the limb/pelvis-hypoplasia/aplasia syndrome (MIM 276820). Phenotypic variability of this newly recognised syndrome is briefly discussed. ...

journal_title：Journal of medical genetics

authors： Farag TI,al-Awadi SA,Marafie MJ,Bastaki L,al-Othman SA,Mohammed FM,AlSuliman IS,Murthy DS

更新日期：1993-01-01 00:00:00

abstract：BACKGROUND:A Y chromosomal role in prostate cancer has previously been suggested by both cytogenetic findings and patterns of Y chromosomal gene expression. We took advantage of the well established and stable phylogeny of the non-recombining segment of the Y chromosome to investigate the association between Y chromoso...

journal_title：Journal of medical genetics

authors： Paracchini S,Pearce CL,Kolonel LN,Altshuler D,Henderson BE,Tyler-Smith C

更新日期：2003-11-01 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：:This report presents the detection of a heterozygous deletion at chromosome 12q14 in three unrelated patients with a similar phenotype consisting of mild mental retardation, failure to thrive in infancy, proportionate short stature and osteopoikilosis as the most characteristic features. In each case, this interstitia...

journal_title：Journal of medical genetics

authors： Menten B,Buysse K,Zahir F,Hellemans J,Hamilton SJ,Costa T,Fagerstrom C,Anadiotis G,Kingsbury D,McGillivray BC,Marra MA,Friedman JM,Speleman F,Mortier G

更新日期：2007-04-01 00:00:00

abstract：:The impact of information-guidance type of genetic counseling was evaluated for the family planning of 2082 consultands. The understanding of the risks, parental decision, and the number of induced and spontaneous abortions were evaluated by the use of questionnaires. The stillbirths, livebirths, infant deaths, and ba...

journal_title：Journal of medical genetics

authors： Czeizel A,Métneki J,Osztovics M

更新日期：1981-04-01 00:00:00

abstract：:A new dicentric X isochromosome i(X)(pter to q2102 to pter) of similar size to a normal X is described in a girl with gonadal dysgenesis. In this non-mosaic case with an X short arm duplication, most of the stigmata associated with Turner's syndrome were absent. This structure was compared with that of six i(Xq) and t...

journal_title：Journal of medical genetics

authors： Daniel A,Saville T,Southall DB

更新日期：1979-08-01 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：BACKGROUND:Chromosomal rearrangements, arising from unequal recombination between repeated sequences, are found in a subset of patients with autism. Duplications involving loci associated with behavioural disturbances constitute an especially good candidate mechanism. The Williams-Beuren critical region (WBCR), located...

journal_title：Journal of medical genetics

authors： Depienne C,Heron D,Betancur C,Benyahia B,Trouillard O,Bouteiller D,Verloes A,LeGuern E,Leboyer M,Brice A

更新日期：2007-07-01 00:00:00

abstract：:Type 1 Gaucher disease families were studied in an attempt to establish a phenotype/genotype correlation in affected persons and also to identify carriers accurately. In the Portuguese type 1 Gaucher patients, screening for mutations N370S, L444P, R463C, and 1066 + 1 G-->A allowed the identification of 85% of the alle...

journal_title：Journal of medical genetics

authors： Amaral O,Fortuna AM,Lacerda L,Pinto R,Sa Miranda MC

更新日期：1994-05-01 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：BACKGROUND:In 30-50% of patients with colorectal adenomatous polyposis, no germline mutation in the known genes APC, causing familial adenomatous polyposis, MUTYH, causing MUTYH-associated polyposis, or POLE or POLD1, causing polymerase-proofreading-associated polyposis can be identified, although a hereditary aetiolog...

journal_title：Journal of medical genetics

authors： Spier I,Drichel D,Kerick M,Kirfel J,Horpaopan S,Laner A,Holzapfel S,Peters S,Adam R,Zhao B,Becker T,Lifton RP,Perner S,Hoffmann P,Kristiansen G,Timmermann B,Nöthen MM,Holinski-Feder E,Schweiger MR,Aretz S

更新日期：2016-03-01 00:00:00

abstract：:Hereditary multiple exostoses (HME) is a genetically heterogeneous autosomal dominant disorder characterised by the development of bony protuberances mainly located on the long bones. Three HME loci have been mapped to chromosomes 8q24 (EXT1), 11p11-13 (EXT2), and 19p (EXT3). The EXT1 and EXT2 genes encode glycosyltra...

journal_title：Journal of medical genetics

authors： Francannet C,Cohen-Tanugi A,Le Merrer M,Munnich A,Bonaventure J,Legeai-Mallet L

更新日期：2001-07-01 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