Results 11 to 20 of about 140,678 (408)

Integrated CNV-seq, karyotyping and SNP-array analyses for effective prenatal diagnosis of chromosomal mosaicism

open access: yesBMC Medical Genomics, 2021
Emerging studies suggest that low‐coverage massively parallel copy number variation sequencing (CNV-seq) more sensitive than chromosomal microarray analysis (CMA) for detecting low-level mosaicism.
Na Ma   +11 more
semanticscholar   +1 more source

Investigation on combined copy number variation sequencing and cytogenetic karyotyping for prenatal diagnosis

open access: yesBMC Pregnancy and Childbirth, 2021
Background We aimed to evaluate the clinical value of copy number variation-sequencing (CNV-Seq) in combination with cytogenetic karyotyping in prenatal diagnosis.
Jin-man Zhang   +6 more
semanticscholar   +1 more source

Digital karyotyping [PDF]

open access: yesProceedings of the National Academy of Sciences, 2002
Alterations in the genetic content of a cell are the underlying cause of many human diseases, including cancers. We have developed a method, called digital karyotyping, that provides quantitative analysis of DNA copy number at high resolution. This approach involves the isolation and enumeration of short sequence tags from specific genomic loci ...
Christoph Lengauer   +6 more
openaire   +3 more sources

Automated System for Chromosome Karyotyping to Recognize the Most Common Numerical Abnormalities Using Deep Learning

open access: yesIEEE Access, 2020
Chromosome analysis is an essential task in a cytogenetics lab, where cytogeneticists can diagnose whether there are abnormalities or not. Karyotyping is a standard technique in chromosome analysis that classifies metaphase image to 24 chromosome classes.
Mona Salem Al-Kharraz   +2 more
semanticscholar   +1 more source

Karyotyping human chromosomes by optical and X-ray ptychography methods [PDF]

open access: yes, 2014
Sorting and identifying chromosomes, a process known as karyotyping, is widely used to detect changes in chromosome shapes and gene positions. In a karyotype the chromosomes are identified by their size and therefore this process can be performed by ...
Estandarte, Ana K.   +9 more
core   +8 more sources

Karyotype evolution in Fusarium [PDF]

open access: yesIMA Fungus, 2018
The germ tube burst method (GTBM) was employed to examine karyotypes of 33 Fusarium species representative of 11 species complexes that span the phylogenetic breadth of the genus. The karyotypes revealed that the nucleolar organizing region (NOR), which includes the ribosomal rDNA region, was telomeric in the species where it was discernible.
Waalwijk, C.   +5 more
openaire   +4 more sources

Chromosomal causes of hypergonadotropic hypogonadism in women and men. Literature review

open access: yesРепродуктивная эндокринология, 2020
Despite the relatively small portion in the structure of the infertility causes, hypergonadotropic hypogonadism (HH) is one of the greatest challenges in reproductive medicine.
О. А. Бурка   +3 more
doaj   +1 more source

Chromosomal mosaicism detected by karyotyping and chromosomal microarray analysis in prenatal diagnosis

open access: yesJournal of Cellular and Molecular Medicine, 2020
To investigate the incidence and clinical significance of chromosomal mosaicism (CM) in prenatal diagnosis by G‐banding karyotyping and chromosomal microarray analysis (CMA).
Yi Zhang, M. Zhong, Dezhong Zheng
semanticscholar   +1 more source

Cell culture-based karyotyping of orectolobiform sharks for chromosome-scale genome analysis

open access: yesCommunications Biology, 2020
Karyotyping, traditionally performed using cytogenetic techniques, is indispensable for validating genome assemblies whose sequence lengths can be scaled up to chromosome sizes using modern methods. Karyotype reports of chondrichthyans are scarce because
Y. Uno   +7 more
semanticscholar   +1 more source

A Unique Constitutional Robertsonian Translocation t(13;14) Associated with Severe Aplastic Anaemia [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2021
Aplastic anaemia is characterised by cytopenias and hypocellular bone marrow without any evidence of marrow fibrosis or marrow infiltration. There is no specific cytogenetic abnormality associated with aplastic anaemia.
Bhupendra Singh   +4 more
doaj   +1 more source

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