Could a patient with SMC1A duplication be classified as a human cohesinopathy?

abstract：:X-linked mental retardation (MR) associated with a fragile X chromosome was found in two Swedish families. The fragile X chromosome was demonstrated in 5/5 boys with mental retardation. Clinical data on four of these boys are presented. In one of the families, the mental retardation was associated with macro-orchidism...

journal_title：Clinical genetics

authors： Gustavson KH,Holmgren G,Blomquist HK,Mikkelsen M,Nordenson I,Poulsen H,Tommerup N

更新日期：1981-02-01 00:00:00

abstract：:A 27-year-old male with hypomelanosis of Ito (HI) is reported. One of his two children had a postaxial ray defect of one leg but neither had cutaneous features of HI. Somatic mosaicism for a gene defect lethal to ectodermal derivatives offers the best explanation for HI in males, with consequent negligible recurrence ...

journal_title：Clinical genetics

authors： Moss C,Burn J

更新日期：1988-08-01 00:00:00

abstract：:A 28-year-old woman who complained of irregular menstruation was diagnosed as suffering from trisomy 18 mosaicism. She was karyotyped because of her characteristic face, mild mental retardation and aberrant hyperpigmentation of the skin. Her motor function was within normal range. Physical and laboratory examinations,...

journal_title：Clinical genetics

authors： Uehara S,Obara Y,Obara T,Funato T,Yaegashi N,Fukaya T,Yajima A

更新日期：1996-02-01 00:00:00

abstract：:A role for BRCA1 and BRCA2 in the control of genome integrity easily fits a tumor suppressor model. It is well established that mutations in DNA repair genes lead to genomic instability (138). Genomic instability may directly lead to tumorigenesis by allowing for the accumulation of mutations in key cell cycle regulat...

journal_title：Clinical genetics

authors： Welcsh PL,Schubert EL,King MC

更新日期：1998-12-01 00:00:00

abstract：:Chromosomal analyses of cultured lymphocytes from nine patients with familial multiple endocrine adenomatosis (MEA) syndrome type I from six families and two patients - father and daughter - with familial MEA syndrome type II showed an increased frequency of chromosomal breakage. The frequency of sister chromatid exch...

journal_title：Clinical genetics

authors： Gustavson KH,Jansson R,Oberg K

更新日期：1983-02-01 00:00:00

abstract：:Here we report two families with myotonic dystrophy (DM) in which the asymptomatic parent proved to be in a pre-mutation state. Polymerase chain reaction (PCR) analysis of the region spanning the CTG expansion demonstrated that one father of the proband possessed (CTG)n repeats of n = 12 and 44 copies and the other of...

journal_title：Clinical genetics

authors： Yamagata H,Kinoshita M,Komori T,Kondo I,Miki T

更新日期：1998-10-01 00:00:00

abstract：:Lymphoblastoid cell lines have been established from nine female patients with Duchenne muscular dystrophy who had previously been reported to have chromosome translocations with breakpoints in the Xp21 region. A detailed cytogenetic comparison of prometaphase chromosomes in these cell lines revealed that six of the t...

journal_title：Clinical genetics

authors： Boyd Y,Buckle VJ

更新日期：1986-02-01 00:00:00

abstract：:Mitochondrial disorders (MDs) are caused by defects in 1 or multiple complexes of the oxidative phosphorylation (OXPHOS) machinery. MDs are associated with a broad range of clinical signs and symptoms, and have considerable clinical overlap with other neuromuscular syndromes. This overlap might be due to involvement o...

journal_title：Clinical genetics

authors： Panneman DM,Smeitink JA,Rodenburg RJ

更新日期：2018-05-01 00:00:00

abstract：:Heterozygotes of autosomal-recessive diseases can often be recognized by special heterozygote tests, since enzyme activities are normally reduced in comparison with the normal homozygote state. In Drosophila, the majority of recessive lethal mutations shows a reduction of fitness in heterozygotes, whereas in a strong ...

journal_title：Clinical genetics

authors： Vogel F

更新日期：1984-05-01 00:00:00

abstract：:The canonical wingless (Wnt) and fibroblast growth factor (FGF) signaling pathways involving CTNNB1 and TBX4, respectively, are crucial for the regulation of human development. Perturbations of these pathways and disruptions from biological homeostasis have been associated with abnormal morphogenesis of multiple organ...

journal_title：Clinical genetics

authors： Karolak JA,Szafranski P,Kilner D,Patel C,Scurry B,Kinning E,Chandler K,Jhangiani SN,Coban Akdemir ZH,Lupski JR,Popek E,Stankiewicz P

更新日期：2019-10-01 00:00:00

abstract：:The Vietnam Era Twin Registry (VETR) is a registry of 7375 American male veteran twin pairs born between 1939 and 1955 who served in the armed forces of the United States between 1964 and 1975. Optimal use of registry data requires the determination of zygosity. Two approaches are available: analysis of blood genetic ...

journal_title：Clinical genetics

authors： Eisen S,Neuman R,Goldberg J,Rice J,True W

更新日期：1989-06-01 00:00:00

abstract：:Fabry disease (FD) is an X-linked lysosomal storage disorder (LSD) caused by the deficiency of the enzyme α-galactosidase. It exhibits a wide clinical spectrum that may lead to a delayed or even missed diagnosis and the real incidence can be underestimated. We report the cases of two unrelated Italian families in whom...

journal_title：Clinical genetics

authors： Zampetti A,Fania L,Antuzzi D,Giurdanella F,Gnarra M,Bertola F,Lualdi S,Filocamo M,Morrone A,Feliciani C

更新日期：2013-09-01 00:00:00

abstract：:Single nucleotide polymorphisms (SNPs) are genetic variations that contribute to human phenotypes associated with various diseases. SNPs are involved in the regulation of a broad range of physiological and pathological processes, such as cellular senescence, apoptosis, inflammation, and immune response, by upregulatin...

journal_title：Clinical genetics

authors： Liu X,Han Z,Yang C

更新日期：2017-09-01 00:00:00

abstract：:Non-syndromic deafness is a paradigm of genetic heterogeneity. More than 70 loci have been mapped, and 25 of the nuclear genes responsible for non-syndromic deafness have been identified. Autosomal-dominant genes are responsible for about 20% of the cases of hereditary non-syndromic deafness, with 16 different genes i...

journal_title：Clinical genetics

authors： Petersen MB

更新日期：2002-07-01 00:00:00

abstract：:Missense MECP2 variants can have various phenotypic effects ranging from a normal phenotype to typical Rett syndrome (RTT). In females, the phenotype can also be influenced by the X-inactivation pattern. In this study, we present detailed clinical descriptions of six patients with a rare base-pair substitution affecti...

journal_title：Clinical genetics

authors： Schönewolf-Greulich B,Tejada MI,Stephens K,Hadzsiev K,Gauthier J,Brøndum-Nielsen K,Pfundt R,Ravn K,Maortua H,Gener B,Martínez-Bouzas C,Piton A,Rouleau G,Clayton-Smith J,Kleefstra T,Bisgaard AM,Tümer Z

更新日期：2016-06-01 00:00:00

abstract：:Disorders of sex development (DSD) are rare disorders in which there is discordance between chromosomal, gonadal, and phenotypic sex. Only a minority of patients clinically diagnosed with DSD obtains a molecular diagnosis, leaving a large gap in our understanding of the prevalence, management, and outcomes in affected...

journal_title：Clinical genetics

authors： Arboleda VA,Lee H,Sánchez FJ,Délot EC,Sandberg DE,Grody WW,Nelson SF,Vilain E

更新日期：2013-01-01 00:00:00

abstract：:A large variety of mutations within the genes encoding hepcidin (HAMP) and hemojuvelin (HJV) have been identified in patients with the severe iron overload disorder juvenile hemochromatosis (JH). The aim of the present study was to evaluate the molecular background of JH in patients from central parts of Europe. Seque...

journal_title：Clinical genetics

authors： Gehrke SG,Pietrangelo A,Kascák M,Braner A,Eisold M,Kulaksiz H,Herrmann T,Hebling U,Bents K,Gugler R,Stremmel W

更新日期：2005-05-01 00:00:00

abstract：:Autosomal dominant spinocerebellar ataxias (SCA) constitute a heterogeneous group of inherited disorders. The transglutaminase 6 (TGM6) gene was recently suggested as a SCA causative gene in Chinese SCA families. In this study, two affected members of a three-generation Chinese family with SCA characterized by progres...

journal_title：Clinical genetics

authors： Li M,Pang SY,Song Y,Kung MH,Ho SL,Sham PC

更新日期：2013-03-01 00:00:00

abstract：:We have performed cytogenetic and molecular analyses of 45,X mosaics involving structurally abnormal Y chromosomes. Karyotypes were performed by standard cytogenetic methods and, in some cases, by fluorescence in situ hybridization, to distinguish monocentric and dicentric chromosomes. In addition, the deletions of Yq...

journal_title：Clinical genetics

authors： Jakubowski L,Jeziorowska A,Constantinou M,Kałuzewski B

更新日期：2000-04-01 00:00:00

abstract：:Mitochondria are the largest generator of ATP in the cell. It is therefore expected that energy-requiring processes such as oocyte maturation, early embryonic or fetal development, would be adversely impacted in case of mitochondrial deficiency. Human mitochondrial DNA (mtDNA) mutations constitute a spontaneous model ...

journal_title：Clinical genetics

authors： Steffann J,Monnot S,Bonnefont JP

更新日期：2015-11-01 00:00:00

abstract：:Skraban-Deardorff syndrome (a disease related to variations in the WDR26 gene; OMIM #617616) was first described in a cohort of 15 individuals in 2017. The syndrome comprises intellectual deficiency, severe speech impairment, ataxic gait, seizures, mild hypotonia with feeding difficulties during infancy, and dysmorphi...

journal_title：Clinical genetics

authors： Cospain A,Schaefer E,Faoucher M,Dubourg C,Carré W,Bizaoui V,Assoumani J,Van Maldergem L,Piton A,Gérard B,Mau-Them FT,Bruel AL,Faivre L,Demurger F,Pasquier L,Odent S,Fradin M,Lavillaureix A

更新日期：2021-01-28 00:00:00

abstract：:Three siblings of Indian stock had profound bilateral conductive deafness with variable malformations of the external ears, stapedial abnormalities and facial paralysis. Their mother was similarly affected and inheritance of this private syndrome is evidently autosomal dominant. Some improvement of auditory function w...

journal_title：Clinical genetics

authors： Sellars S,Beighton P

更新日期：1983-05-01 00:00:00

abstract：:Biochemical data are presented of a 29-year-old male, who shows progressive psychomotor retardation and a beta-galactosidase deficiency in leucocytes and cultured skin fibroblasts. Somatic cell hybridization studies show that this variant of GM1-gangliosidosis is based on a different gene mutation than is present in t...

journal_title：Clinical genetics

authors： Koster JF,Niermeijer MF,Loonen MC,Gajaard H

更新日期：1976-04-01 00:00:00

abstract：:With the use of more stringent diagnostic criteria, it has recently been shown that some large pedigrees of Alport's and non-Alport's hereditary nephritis fit sex-linked dominant inheritance (O'Neill et al. 1978). We have used similar diagnostic criteria and have studied a number of Michigan pedigrees in order to see ...

journal_title：Clinical genetics

authors： Evans SH,Erickson RP,Kelsch R,Peirce JC

更新日期：1980-04-01 00:00:00

abstract：:Hearing loss is the most frequent sensorineural disorder affecting 1 in 1000 newborns. In more than half of these babies, the hearing loss is inherited. Hereditary hearing loss is a very heterogeneous trait with about 100 gene localizations and 44 gene identifications for non-syndromic hearing loss. Transmembrane chan...

journal_title：Clinical genetics

authors： Hilgert N,Alasti F,Dieltjens N,Pawlik B,Wollnik B,Uyguner O,Delmaghani S,Weil D,Petit C,Danis E,Yang T,Pandelia E,Petersen MB,Goossens D,Favero JD,Sanati MH,Smith RJ,Van Camp G

更新日期：2008-09-01 00:00:00

abstract：:Therapeutic abortions were performed in two cases of spina bifida which were diagnosed by determination of the lafa fetoprotein levels in the amniotic fluid and maternal serum. ...

journal_title：Clinical genetics

authors： Malmqvist E,Lindsten J,Nøorgaard-Pedersen B,Hellström B,Sundberg B

更新日期：1975-02-01 00:00:00

abstract：:We report a 16-year-old boy, born to consanguineous parents, with mental retardation, gait disturbances and dysarthria; brain magnetic resonance showed features consistent with rhombencephalosynapsis. This condition is characterised by a hypoplastic single-lobed cerebellum. The interest of this case is the presence of...

journal_title：Clinical genetics

authors： Romanengo M,Tortori-Donati P,Di Rocco M

更新日期：1997-09-01 00:00:00

abstract：:Most but not all epidemiologic studies have shown that lipoprotein(a) [Lp(a)] is a risk factor for cardiovascular disease (CVD). Lp(a) levels are also strongly genetically influenced. The purpose of this study was to evaluate the association between Lp(a) levels in adult offspring and parental CVD mortality in 61 kind...

journal_title：Clinical genetics

authors： Kim H,Marcovina SM,Edwards KL,McKnight B,Bradley CM,McNeely MJ,Psaty BM,Motulsky AG,Austin MA

更新日期：2001-09-01 00:00:00

abstract：:We present a case of lethal fetal akinesia deformation sequence (FADS) caused by a frameshift variant in trans with a 148 kbp deletion encompassing 3-36 exons of AGRN. Pathogenic variants in AGRN have been described in families with a form of congenital myasthenic syndrome (CMS), manifesting in the early childhood wit...

journal_title：Clinical genetics

authors： Geremek M,Dudarewicz L,Obersztyn E,Paczkowska M,Smyk M,Sobecka K,Nowakowska B

更新日期：2020-04-01 00:00:00

abstract：:A report is made on a rare isodicentric chromosome 18 in an abnormal male infant whose karyotype was 46,XY,idic(18)(p11.31----qter), confirmed by in situ hybridization using non-radioactive biotin-labelled 18 probe. His clinical features were similar to 18 trisomy syndrome. The literature concerning isochromosome 18 i...

journal_title：Clinical genetics

authors： Meguid NA,Habibian R

更新日期：1992-05-01 00:00:00