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Numerical and structural centrosome abnormalities are detected in various human malignancies and have been implicated in the formation of multipolar mitoses, chromosome missegregation, and chromosomal instability.
Cin Paola +3 more
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High-grade serous ovarian carcinoma organoids as models of chromosomal instability
High-grade serous ovarian carcinoma (HGSOC) is the most genomically complex cancer, characterized by ubiquitous TP53 mutation, profound chromosomal instability, and heterogeneity.
Maria Vias +13 more
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Mechanisms of Chromosomal Instability [PDF]
Most solid tumors are aneuploid, having a chromosome number that is not a multiple of the haploid number, and many frequently mis-segregate whole chromosomes in a phenomenon called chromosomal instability (CIN). CIN positively correlates with poor patient prognosis, indicating that reduced mitotic fidelity contributes to cancer progression by ...
Thompson, Sarah L. +2 more
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Phosphatidylinositol glycan anchor biosynthesis class N (PIGN) has been linked to the suppression of chromosomal instability. The spindle assembly checkpoint complex is responsible for proper chromosome segregation during mitosis to prevent chromosomal ...
Emmanuel K. Teye +9 more
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Chromosomal instability—a hallmark of epithelial cancers—is an ongoing process that results in aneuploidy and karyotypic heterogeneity of a cancer cell population.
Anna V. Roschke +5 more
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In silico pathway analysis based on chromosomal instability in breast cancer patients
Background Complex genomic changes that arise in tumors are a consequence of chromosomal instability. In tumor cells genomic aberrations disrupt core signaling pathways involving various genes, thus delineating of signaling pathways can help understand ...
Akeen Kour +6 more
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Oncogene‐addicted tumors present a valuable target for therapeutic intervention and an opportunity to achieve a wide therapeutic window. Nonetheless, resistance to targeted therapies is frequently observed and it arises through multiple mechanisms ...
Daniel Bronder, Samuel F Bakhoum
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Chromosomal Instability in Gastric Cancer Biology
Gastric cancer (GC) is the fifth most common cancer in the world and accounts for 7% of the total cancer incidence. The prognosis of GC is dismal in Western countries due to late diagnosis: approximately 70% of the patients die within 5 years following ...
Saffiyeh Saboor Maleki +1 more
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Molecular mechanism in a rare autosomal recessive case of xeroderma pigmentosum - a case report
Chromosomal instability syndromes are a special group of disorders of cytogenetic interest which comprises of several rare, autosomal recessive conditions.
Vijaya Ramanathan, Anand Ramanathan
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DNA replication stress triggers rapid DNA replication fork breakage by Artemis and XPF. [PDF]
DNA replication stress (DRS) leads to the accumulation of stalled DNA replication forks leaving a fraction of genomic loci incompletely replicated, a source of chromosomal rearrangements during their partition in mitosis.
Rémy Bétous +5 more
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