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    1. Chromosomes and Gene Expression

    MicroRNAs down-regulate homologous recombination in the G1 phase of cycling cells to maintain genomic stability

    Young Eun Choi, Yunfeng Pan ... Dipanjan Chowdhury
    MicroRNAs tightly control the cellular level of homologous recombination (HR) factors in the G1 phase, and failure of this control system results in an ectopic increase in HR proteins in G1 cells leading to impaired DNA repair.
    1. Cancer Biology

    Targeting MYC dependency in ovarian cancer through inhibition of CDK7 and CDK12/13

    Mei Zeng, Nicholas P Kwiatkowski ... Nathanael S Gray
    A multi-transcriptional CDKs inhibitor suppresses MYC and induces regression of ovarian tumors, indicating that targeting CDK7, 12, 13 with THZ1 may be an effective approach for treating MYC-dependent malignancies.
    1. Cancer Biology
    2. Genetics and Genomics

    Protection of nascent DNA at stalled replication forks is mediated by phosphorylation of RIF1 intrinsically disordered region

    Sandhya Balasubramanian, Matteo Andreani ... Michela Di Virgilio
    Replication stress induces phosphorylation events within RIF1 intrinsically disordered region that are essential for RIF1's role in DNA replication fork protection.
    1. Cancer Biology

    Nifuroxazide suppresses PD-L1 expression and enhances the efficacy of radiotherapy in hepatocellular carcinoma

    Tiesuo Zhao, Pengkun Wei ... Huijie Jia
    A cellular experiment and animal model reveals that nifuroxazide can inhibit the expression of PD-L1 through the proteasome pathway, rather than at the genetic level.
    1. Cancer Biology

    Combined ALK and MDM2 inhibition increases antitumor activity and overcomes resistance in human ALK mutant neuroblastoma cell lines and xenograft models

    Hui Qin Wang, Ensar Halilovic ... Fang Li
    The combination of ceritinib with CGM097 demonstrates remarkable antitumor activity in TP53 wild-type neuroblastoma models with ALK aberrations and is able to overcome the resistance acquired during ceritinib treatment.
    1. Cancer Biology
    2. Cell Biology

    Blockade of the LRP16-PKR-NF-κB signaling axis sensitizes colorectal carcinoma cells to DNA-damaging cytotoxic therapy

    Xiaolei Li, Zhiqiang Wu ... Weidong Han
    Leukemia-Related Protein 16 (LRP16), a member of the macro domain family, plays a crucial role in orchestrating genotoxicity-initiated NF-κB signaling in the colon and the pathophysiological relevance of NF-κB activation induced by LRP16 in colonic cell survival/recovery from extrinsic DNA damage.
    1. Biochemistry and Chemical Biology
    2. Cancer Biology

    Collateral deletion of the mitochondrial AAA+ ATPase ATAD1 sensitizes cancer cells to proteasome dysfunction

    Jacob M Winter, Heidi L Fresenius ... Jared Rutter
    A common genomic deletion in various human cancers disrupts mitochondrial protein homeostasis in a way that might be targeted by existing drugs.
    1. Biochemistry and Chemical Biology
    2. Genetics and Genomics

    SERBP1 interacts with PARP1 and is present in PARylation-dependent protein complexes regulating splicing, cell division, and ribosome biogenesis

    Kira Breunig, Xuifen Lei ... Luiz O Penalva
    SERBP1 is associate with protein complexes regulating splicing, cell division, and ribosomal biogenesis that likely depend on G quadruplex (G4) binding and polyADP-ribosylation (PARylation) for their assembly and function.
    1. Cancer Biology
    2. Cell Biology

    The CUL5 ubiquitin ligase complex mediates resistance to CDK9 and MCL1 inhibitors in lung cancer cells

    Shaheen Kabir, Justin Cidado ... Jacob E Corn
    Targeting the CRL5 ubiquitin ligase complex in combination with CDK9 or MCL1 inhibition could combat innate and acquired resistance of cancer cells to MCL1-targeting therapeutics.
    1. Biochemistry and Chemical Biology
    2. Cancer Biology

    AR phosphorylation and CHK2 kinase activity regulates IR-stabilized AR–CHK2 interaction and prostate cancer survival

    Huy Q Ta, Natalia Dworak ... Daniel Gioeli
    CHK2 directly binds the AR to mediate transient suppression of AR activity and thus loss of CHK2 function in prostate cancer increases AR activity, DNA damage response and radiation resistance.