Results 21 to 30 of about 58,582 (311)

Implementation of non-invasive prenatal testing by semiconductor sequencing in a genetic laboratory [PDF]

open access: yes, 2016
Objectives: To implement non-invasive prenatal testing (NIPT) for fetal aneuploidies with semiconductor sequencing in an academic cytogenomic laboratory and to evaluate the first 15-month experience on clinical samples.
De Smet, Matthias   +7 more
core   +2 more sources

Errors in chromosome segregation during oogenesis and early embryogenesis [PDF]

open access: yes, 2010
Errors in chromosome segregation occurring during human oogenesis and early embryogenesis are very common. Meiotic chromosome development during oogenesis is subdivided into three distinct phases.
A Dyban   +65 more
core   +1 more source

Cluster J Mycobacteriophages: Intron Splicing in Capsid and Tail Genes [PDF]

open access: yes, 2013
Bacteriophages isolated on Mycobacterium smegmatis mc2155 represent many distinct genomes sharing little or no DNA sequence similarity. The genomes are architecturally mosaic and are replete with genes of unknown function.
Best, AA   +17 more
core   +12 more sources

Detection of gonosomal mosaicism by ultra‐deep sequencing and droplet digital PCR in patients with Emery–Dreifuss muscular dystrophy

open access: yesMolecular Genetics & Genomic Medicine, 2023
Background Emery–Dreifuss muscular dystrophy (EDMD2) is a rare form of muscular dystrophy that is inherited as an autosomal dominant trait. In some patients, it is inherited from parental mosaicism, and this increases the recurrence risk significantly ...
Yanshu Xie   +5 more
doaj   +1 more source

Increased DNA Copy Number Variation Mosaicism in Elderly Human Brain. [PDF]

open access: yes, 2018
Aging is a complex process strongly determined by genetics. Previous reports have shown that the genome of neuronal cells displays somatic genomic mosaicism including DNA copy number variations (CNVs).
Grinberg, Lea T   +7 more
core   +1 more source

MECP2 germline mosaicism plays an important part in the inheritance of Rett syndrome: a study of MECP2 germline mosaicism in males

open access: yesBMC Medicine, 2023
Background Germline mosaicisms could be inherited to offspring, which considered as “de novo” in most cases. Paternal germline MECP2 mosaicism has been reported in fathers of girls with Rett syndrome (RTT) previously.
Yongxin Wen   +5 more
doaj   +1 more source

The Use of Fluorescence In situ Hybridisation in the Diagnosis of Hidden Mosaicism in Egyptian Patients with Turner Syndrome

open access: yesJournal of Human Reproductive Sciences, 2023
Background: Turner syndrome (TS) is the most common chromosomal abnormality in females. The diagnosis of TS is based on karyotyping of 30 blood lymphocytes. This technique does not rule out tissue mosaicism or low-grade mosaicism in the blood. Because of
Heba Mohamed Ossama   +2 more
doaj   +1 more source

Efficient allelic-drive in Drosophila. [PDF]

open access: yes, 2019
Gene-drive systems developed in several organisms result in super-Mendelian inheritance of transgenic insertions. Here, we generalize this "active genetic" approach to preferentially transmit allelic variants (allelic-drive) resulting from only a single ...
Berni, Mateus   +9 more
core   +3 more sources

Complex patterns of male germline instability and somatic mosaicism in myotonic dystrophy type 1 [PDF]

open access: yes, 2000
The genetic basis of myotonic dystrophy type 1 (DM1) is the expansion of a CTG repeat in the 3' untranslated region of DM1PK . Once into the disease range, the repeat becomes highly unstable and is biased toward expansion in both somatic and germline ...
Baiget, M.   +3 more
core   +1 more source

Embryo Mosaicism Rate in National Referral Hospital of Indonesia Detected Using Next-Generation Sequencing: A Retrospective Study [PDF]

open access: yesInternational Journal of Fertility and Sterility
Background: Chromosomal mosaicism, a phenomenon observed in a minority of embryos, showcases its prevalenceand inherent unpredictability, leading to variations in embryo mosaic rates across different centers.
Achmad Kemal Harzif   +14 more
doaj   +1 more source

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