Search Results - "Tsanov, Kaloyan M."
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Multiple mechanisms disrupt the let-7 microRNA family in neuroblastoma
Published in Nature (London) (14-07-2016)“…Poor prognosis in neuroblastoma is associated with genetic amplification of MYCN . MYCN is itself a target of let-7 , a tumour suppressor family of microRNAs…”
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2
LIN28 phosphorylation by MAPK/ERK couples signalling to the post-transcriptional control of pluripotency
Published in Nature cell biology (01-01-2017)“…Daley and colleagues report that MAPK signalling controls pluripotency in embryonic stem cells and during somatic cell reprogramming by enhancing the stability…”
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A CLK3-HMGA2 Alternative Splicing Axis Impacts Human Hematopoietic Stem Cell Molecular Identity throughout Development
Published in Cell stem cell (05-04-2018)“…While gene expression dynamics have been extensively cataloged during hematopoietic differentiation in the adult, less is known about transcriptome diversity…”
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4
Lin28 Enhances Tissue Repair by Reprogramming Cellular Metabolism
Published in Cell (07-11-2013)“…Regeneration capacity declines with age, but why juvenile organisms show enhanced tissue repair remains unexplained. Lin28a, a highly conserved RNA-binding…”
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5
Hypoxia Potentiates the Inflammatory Fibroblast Phenotype Promoted by Pancreatic Cancer Cell-Derived Cytokines
Published in Cancer research (Chicago, Ill.) (15-05-2023)“…Cancer-associated fibroblasts (CAF) are a major cell type in the stroma of solid tumors and can exert both tumor-promoting and tumor-restraining functions. CAF…”
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A gene–environment-induced epigenetic program initiates tumorigenesis
Published in Nature (London) (25-02-2021)“…Tissue damage increases the risk of cancer through poorly understood mechanisms 1 . In mouse models of pancreatic cancer, pancreatitis associated with tissue…”
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Ordered and deterministic cancer genome evolution after p53 loss
Published in Nature (London) (25-08-2022)“…Although p53 inactivation promotes genomic instability 1 and presents a route to malignancy for more than half of all human cancers 2 , 3 , the patterns…”
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Base editing sensor libraries for high-throughput engineering and functional analysis of cancer-associated single nucleotide variants
Published in Nature biotechnology (01-06-2022)“…Base editing can be applied to characterize single nucleotide variants of unknown function, yet defining effective combinations of single guide RNAs (sgRNAs)…”
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LIN28B alters ribosomal dynamics to promote metastasis in MYCN-driven malignancy
Published in The Journal of clinical investigation (15-11-2021)“…High expression of LIN28B is associated with aggressive malignancy and poor survival. Here, probing MYCN-amplified neuroblastoma as a model system, we showed…”
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10
Signaling through RNA-binding proteins as a cell fate regulatory mechanism
Published in Cell cycle (Georgetown, Tex.) (18-04-2017)Get full text
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11
MACHETE identifies interferon-encompassing chromosome 9p21.3 deletions as mediators of immune evasion and metastasis
Published in Nature cancer (01-11-2022)“…The most prominent homozygous deletions in cancer affect chromosome 9p21.3 and eliminate CDKN2A/B tumor suppressors, disabling a cell-intrinsic barrier to…”
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Lin28 paralogs regulate lung branching morphogenesis
Published in Cell reports (Cambridge) (20-07-2021)“…The molecular mechanisms that govern the choreographed timing of organ development remain poorly understood. Our investigation of the role of the Lin28a and…”
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13
Somatic mouse models of gastric cancer reveal genotype-specific features of metastatic disease
Published in Nature cancer (01-02-2024)“…Metastatic gastric carcinoma is a highly lethal cancer that responds poorly to conventional and molecularly targeted therapies. Despite its clinical relevance,…”
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An embryonic stem cell-based system for rapid analysis of transcriptional enhancers
Published in Genesis (New York, N.Y. : 2000) (01-05-2012)“…With the growing use of genome‐wide screens for cis‐regulatory elements, there is a pressing need for platforms that enable fast and cost‐effective…”
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Abstract 3512: Organ-specific effects of Smad4 in metastatic pancreatic cancer
Published in Cancer research (Chicago, Ill.) (04-04-2023)“…Abstract Primary and metastatic tumors typically share the same driver gene mutations, but it is unclear if these mutations are functionally relevant across…”
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Abstract LB-290: Multiple distinct mechanisms disrupt let-7 miRNA biogenesis and function in neuroblastoma
Published in Cancer research (Chicago, Ill.) (01-08-2015)“…Abstract The let-7 microRNA family are known tumor suppressors often deregulated in cancer, yet the underlying mechanisms of let-7 disruption remain poorly…”
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Post-transcriptional Regulatory Mechanisms in the Control of Cell Identity
Published 01-01-2017“…Cell identity is shaped by complex gene expression programs, at the core of which lies the set of messenger RNAs (mRNAs) expressed in a given cell. While there…”
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Dissertation