Results 21 to 30 of about 47,394 (257)

Aneuploidy facilitates dysplastic and tumorigenic phenotypes in the Drosophila gut

open access: yesBiology Open, 2021
Aneuploidy has been strongly linked to cancer development, and published evidence has suggested that aneuploidy can have an oncogenic or a tumor suppressor role depending on the tissue context.
Rita Brás   +3 more
doaj   +1 more source

Molecular signatures of aneuploidy-driven adaptive evolution

open access: yesNature Communications, 2020
Aneuploidy (abnormal chromosome number) can enable rapid adaptation to stress conditions, but it also entails fitness costs from gene imbalance. Here, the authors experimentally evolve yeast while forcing maintenance of aneuploidy to identify the ...
Alaattin Kaya   +8 more
doaj   +1 more source

Aneuploidy tolerance caused by BRG1 loss allows chromosome gains and recovery of fitness

open access: yesNature Communications, 2022
Aneuploidy results in decreased cellular fitness in many species and model systems. However, aneuploidy is commonly found in cancer cells and often correlates with aggressive growth, suggesting that the impact of aneuploidy on cellular fitness is context
Federica Schiavoni   +7 more
doaj   +1 more source

#159 : Aneuploidy Embryos Rate in Good Prognosis Patients After Fertilization Using ICSI and IMSI Methods

open access: yesFertility & Reproduction, 2023
Background and Aims: Embryo aneuploidy is caused by many factors, including patient age, sperm quality and sperm selection method. There are several methods for selecting sperm, ICSI (intracytoplasmic sperm injection) and IMSI (intracytoplasmic ...
Reza Raharjo   +3 more
doaj   +1 more source

Quantitative proteomic analysis reveals posttranslational responses to aneuploidy in yeast

open access: yeseLife, 2014
Aneuploidy causes severe developmental defects and is a near universal feature of tumor cells. Despite its profound effects, the cellular processes affected by aneuploidy are not well characterized. Here, we examined the consequences of aneuploidy on the
Noah Dephoure   +6 more
doaj   +1 more source

Comparison of aneuploidy rate in spontaneous abortion chorionic villus between D6 and D5 thawed-frozen blastocyst transfer

open access: yesBMC Pregnancy and Childbirth, 2023
Background To compare the aneuploidy rate in spontaneous abortion chorionic villus (SA-CV) after D5 and D6 thawed-frozen blastocyst transfer(TBT). Methods This retrospective cohort study recruited 522 patients with early spontaneous abortion from March ...
Weie Zhao   +5 more
doaj   +1 more source

From tumorigenesis to cell death: the aneuploidy paradox

open access: yesMolecular & Cellular Oncology, 2020
Aneuploidy, an abnormal chromosome number, is a hallmark of cancer. We recently showed that depletion of microtubule-associated protein ATIP3 (AT2 receptor-interacting protein 3) induces aneuploidy and sensitizes breast cancer cells to taxanes. Combining
Sylvie Rodrigues-Ferreira, Clara Nahmias
doaj   +1 more source

Association of TP53 rs1042522 G > C, MDM2 rs2279744 T > G, and miR-34b/c rs4938723 T > C polymorphisms with aneuploidy pregnancy susceptibility

open access: yesBMC Pregnancy and Childbirth, 2023
Background Aneuploidy pregnancy is a severe major birth defect and causes about 50% spontaneous miscarriages with unknown etiology. To date, only a few epidemiological studies with small sample sizes have investigated the risk factors for aneuploidy ...
Ying Chan   +9 more
doaj   +1 more source

#291 : Association of Maternal Age with Embryonic Aneuploidy and Morphological Score Among Good-Prognosis Infertile Women: A Secondary Analysis of Multicenter, Randomized Controlled Trial

open access: yesFertility & Reproduction, 2023
Background and Aims: Maternal age has been reported to impact on embryo genetic status. However, current data on the association between maternal age and early embryo development are limited and inconclusive, especially among good-prognosis women.
Yumei Huang   +4 more
doaj   +1 more source

Longitudinal genome‐wide aneuploidy measurements in circulating cell‐free DNA to predict lack of benefit from pembrolizumab in patients with metastatic urothelial cancer

open access: yesMolecular Oncology, EarlyView.
Many patients with urothelial cancer do not benefit from treatment with pembrolizumab, while at risk of severe side effects. Changes in the levels of circulating tumor DNA early during treatment, measured by a simple and affordable assay that can be easily implemented in the clinic, can be used as a prognostic tool to identify these patients.
Youssra Salhi   +14 more
wiley   +1 more source

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