Results 311 to 320 of about 1,806,540 (343)
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Chromosomal Instability

Current Opinion in Oncology, 2004
This review discusses numerical and structural chromosomal instability in cancer cells and its possible etiologies, highlighting the recent literature.Defects in chromosomal segregation, telomere stability, and the DNA damage response play significant roles in chromosomal instability in cancer.The pace of discoveries into the biologic basis of ...
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Chromosome Microarray

MCN: The American Journal of Maternal/Child Nursing, 2016
Abstract Over the last half century, knowledge about genetics, genetic testing, and its complexity has flourished. Completion of the Human Genome Project provided a foundation upon which the accuracy of genetics, genomics, and integration of bioinformatics knowledge and testing has grown exponentially. What is lagging, however, are efforts to
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Marker Chromosomes

Fetal and Pediatric Pathology, 2012
Marker chromosomes are a morphologically heterogeneous group of structurally abnormal chromosomes that pose a significant challenge in prenatal diagnosis. Phenotypes associated with marker chromosomes are highly variable and range from normal to severely abnormal.
Kiran Prabhaker, Rao   +1 more
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Fragile Chromosomes

Pediatrics, 1982
The recent article by Hecht et al1 provided a comprehensive summary of this area of genetics that is of particular importance to pediatricians. I would like to add two recent findings of interest. First, Webb et a12 have reported a family with a male of normal intelligence and the fragile X marker chromosome.
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Chromosome Microdissection

Current Protocols in Human Genetics, 1997
AbstractThis unit describes chromosome microdissection methodologies that are useful in both clinical and research laboratories. In combination with FISH, region‐specific probes can be made to determine the origin of marker chromosomes. Another application of the microdissection technology is in the generation of regionspecific cDNA libraries, known as
P, Meltzer, M, Bittner
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Chromosome kissing

Current Opinion in Genetics & Development, 2007
Eukariotic chromosomes occupy distinct territories in the cell nucleus. These territories intermingle little with other chromosomes. Nevertheless, several contacts between different chromosomal loci have been documented, a phenomenon called chromosome kissing.
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[Chromosomes and chromosome disorders].

Nordisk medicin, 1990
The risk of bearing a child with chromosomal defects increases once the mother reaches the age of 35; the principal indication for chromosomal examination of the fetus is that the pregnant woman is "older". Chromosomal examination of new-born babies is indicated if it is suspected that dysmorphic features may depend on cytogenetic deviation.
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Chromosome Recognition

2016
Chromosomal analysis of human cells serves to characterize aberrations of chromosome number and structure. Individual chromosome can be identified precisely by recognition of its morphological characteristics and staining patterns according to specific landmarks, regions, and bands as described in the ideogram.
Thomas S K, Wan   +2 more
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Chromosome evolution

Current Opinion in Plant Biology, 2007
The idea of evolution as a principle for the origin of biodiversity fits all phenomena of life, including the carriers of nuclear inheritance, the chromosomes. Insights into the evolutionary mechanisms that contribute to the shape, size, composition, number and redundancy of chromosomes elucidate the high plasticity of nuclear genomes at the ...
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