1,930 results found
    1. Cell Biology
    2. Cancer Biology

    BAG2 promotes tumorigenesis through enhancing mutant p53 protein levels and function

    Xuetian Yue, Yuhan Zhao ... Wenwei Hu
    Overexpression of BAG2—a novel mutant p53 binding protein—in tumors inhibits MDM2-mediated mutant p53 degradation, which leads to the accumulation of mutant p53 protein and promotes tumorigenesis.
    1. Cancer Biology

    Mutant mice lacking alternatively spliced p53 isoforms unveil Ackr4 as a male-specific prognostic factor in Myc-driven B-cell lymphomas

    Anne Fajac, Iva Simeonova ... Franck Toledo
    The male-specific tumor-suppressive effects of minor p53 isoforms were correlated with higher Ackr4 expression levels, which have implications for sex-specific cancer prognosis in humans.
    1. Cancer Biology

    Defining function of wild-type and three patient-specific TP53 mutations in a zebrafish model of embryonal rhabdomyosarcoma

    Jiangfei Chen, Kunal Baxi ... Myron S Ignatius
    Zebrafish are an optimal model organism to study rare TP53 mutations whose functions are not readily understood.
    1. Cancer Biology

    TP53 drives invasion through expression of its Δ133p53β variant

    Gilles Gadea, Nikola Arsic ... Pierre Roux
    Clinical analysis corroborated with experimental data demonstrate that Δ133p53β, a naturally occurring isoform of p53 protein, induces a pro-metastatic program and is a clinical indicator of metastasis, independently of TP53 mutation status.
    1. Developmental Biology
    2. Genetics and Genomics

    Drosophila p53 isoforms have overlapping and distinct functions in germline genome integrity and oocyte quality control

    Ananya Chakravarti, Heshani N Thirimanne ... Brian R Calvi
    Drosophila p53 protein isoforms function during oogenesis to ensure the integrity of the transmitted genome, a function that is conserved to humans.
    1. Computational and Systems Biology

    Empirical single-cell tracking and cell-fate simulation reveal dual roles of p53 in tumor suppression

    Ann Rancourt, Sachiko Sato, Masahiko S Satoh
    Single-cell tracking and cell-fate simulation suggest that low levels of p53 suppress aneuploid cell formation in unstressed cells and also reveal the dual fate of cells lacking p53 in the presence of p53-proficient cells.
    1. Cancer Biology

    Analysis of pulsed cisplatin signalling dynamics identifies effectors of resistance in lung adenocarcinoma

    Jordan F Hastings, Alvaro Gonzalez Rajal ... David R Croucher
    Overlaying single cell readouts of cell cycle and apoptosis onto a multidimensional analysis of pulsed cisplatin signalling dynamics reveals targetable mechanisms of platinum resistance in lung adenocarcinoma.
    1. Biochemistry and Chemical Biology
    2. Cancer Biology

    A subset of CB002 xanthine analogs bypass p53-signaling to restore a p53 transcriptome and target an S-phase cell cycle checkpoint in tumors with mutated-p53

    Liz Hernandez Borrero, David T Dicker ... Wafik S El-Deiry
    Anti-tumor properties of sub-class of xanthine analogs involve restoration of p53 pathway transcriptome, independent of p53/p73, dependent on ATF3/ATF4 and Noxa in mutated-p53 tumors and the compounds trigger an S-phase checkpoint.
    1. Chromosomes and Gene Expression
    2. Genetics and Genomics

    Dissecting the DNA binding landscape and gene regulatory network of p63 and p53

    Konstantin Riege, Helene Kretzmer ... Martin Fischer
    A resource of p63-regulated genes, genomic loci bound by p63, p63 DNA recognition motifs, and potential co-factors is generated through a meta-analysis of high-throughput datasets.
    1. Cancer Biology
    2. Cell Biology

    TP53 exon-6 truncating mutations produce separation of function isoforms with pro-tumorigenic functions

    Nitin H Shirole, Debjani Pal ... Raffaella Sordella
    Genetic and molecular analysis of TP53 exon-6 truncating mutations reveal that these mutations, contrary to current belief, promote tumorigenesis and point towards strategies for treating cancers driven by these prevalent mutations.

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