• Signal transducer and activator of transcription 1 (STAT1) acts as a tumor suppressor molecule in colitis-associated colorectal cancer (CAC), particularly during the very early stages, modulating immune responses and controlling mechanisms such as apoptosis and cell proliferation. (bvsalud.org)
  • In fact, many studies have demonstrated the oleuropein and its derivative have proved pharmacological activity against proliferation of cancer cells and several tumor cell lines by different mechanisms such arrest cell cycle and cause apoptosis in cancerous cells, by modulation of miRNA expression and upregulation and downregulation of several genes. (springer.com)
  • Chronic myeloid leukemia (CML) results from BCR-ABL oncogene, which blocks CML cells differentiation and protects these cells from apoptosis. (jcancer.org)
  • Here, we determined the effect of Jiyuan oridonin A (JOA), an ent -kaurene diterpenoid compound, on the differentiation blockade in imatinib-sensitive, particularly, imatinib-resistant CML cells with BCR-ABL-T315I mutation by cell proliferation assay, apoptosis analysis, cell differentiation analysis, cell cycle analysis and colony formation assay. (jcancer.org)
  • The paradox of proliferative bone marrow together with peripheral blood cytopenias in MDS may be explained by increased intramedullary myeloid precursor cell apoptosis [ 6 ]. (medilib.ir)
  • that critically influences cell proliferation, differentiation and apoptosis ( Miele and Osborne, 1999 ). (elifesciences.org)
  • We discuss the rationale of various anti-fibrogenic treatment strategies targeting the clonal hematopoietic stem/progenitor cell, aberrant signaling pathways, fibrogenic cytokines, and the tumor microenvironment. (haematologica.org)
  • Polycythemia vera, also known as polycythemia rubra vera, is a myeloproliferative disorder characterized by clonal proliferation of myeloid cells. (medscape.com)
  • Chronic myeloid leukemia (CML) is a clonal expansion of the progenitor hematopoietic stem cells arising from the existence of the fusion BCR-ABL oncogene, that represents 15%-20% of the newly diagnosed cases of leukemia patients [ 1 - 2 ]. (jcancer.org)
  • The chronic myeloproliferative neoplasms (MPNs) are clonal disorders characterized by overproduction of mature myeloid cells. (oncohemakey.com)
  • The MPNs comprise a set of clonal HSC disorders, characterized by the overproduction of 1 or more mature myeloid cell types. (oncohemakey.com)
  • Clonal studies in the chronic myeloid disorders - Genetic and enzyme studies based upon X-chromosome inactivation patterns have revealed a multipotent progenitor cell origin for the neoplastic clone in both MDS [ 8 ] and MPN [ 9 ]. (medilib.ir)
  • The clonal process may develop at different progenitor cell levels in individual patients, and the clonal progenitor cell may or may not involve T and B lymphocytes [ 10 ]. (medilib.ir)
  • The blockade of IL-17 in STAT1-/- mice reduced the accumulation of CD11b+Ly6ClowLy6G+ cells resembling granulocytic myeloid-derived suppressor cells (MDSCs) in both spleen and circulation. (bvsalud.org)
  • GM-CSF is also a differentiation and activating factor for granulocytic and monocytic cells. (biolegend.com)
  • Our data clearly suggest that granulocytic AML differentiation relies on noncanonical autophagy pathways and that restoring autophagic activity might be beneficial in differentiation therapies. (hindawi.com)
  • Recombinant human GM-CSF (rhGM-CSF) promotes the production of myeloid cells of the granulocytic (neutrophils, eosinophils and basophils) and monocytic lineages in vivo. (stemcell.com)
  • In terminally differentiated cell fate is coupled to appropriate regulation of the alternative cells, transcriptional networks must be stable and irreversible, pathways. (lu.se)
  • Our research focuses on developmental pathways that regulate hematopoietic cell growth and differentiation and are disrupted in the course of neoplastic transformation, particularly in leukemias and lymphomas. (stanford.edu)
  • Although studies have identified several miRNAs that regulate erythroid commitment and differentiation, we do not understand the mechanism by which the crucial erythroid transcription factors, GATA-1and NF-E2 directly regulate and control differentiation via miRNA pathways. (molcells.org)
  • Ly6C high MC exhibited activated neutrophil degranulation, lysosome, cytokine production/receptor interaction and myeloid cell activation pathways, and Ly6C low MC presented features of lymphocyte immunity pathways in both mice. (frontiersin.org)
  • Ly6C low MC manifested activated T-cell signaling pathways and potentially can adapt the function of lymphocytes. (frontiersin.org)
  • The activating effects of the mutation are thought to reflect disruption of the normal autoinhibitory function of the JH2 domain, within which JAK2V617F is found, and have been shown to affect downstream pathways, including STATs (especially STAT5), phosphatidylinositol 3-kinase, and MAP kinase pathways in cell lines and animal models. (oncohemakey.com)
  • IOP9 is an immortalized feeder cell line established from the genes HPV16 E6 and E7 genes that stimulates hematopoietic differentiation. (wikipedia.org)
  • Research in the Paralkar Lab spans the spectrum from human patient sample studies and mouse models to cutting-edge molecular biology tools, high-throughput sequencing approaches, and novel computational algorithms, all with the goal of gaining insight into how the transcription of coding genes and noncoding ribosomal DNA genes is regulated in hematopoietic stem cells, myeloid progenitors, and in leukemia. (upenn.edu)
  • Co-expression of two mutant genes increased myeloid stem cells in animal model, suggesting that cooperation of RUNX1 and ASXL1 mutations played a critical role in leukemia transformation. (biomedcentral.com)
  • explosion further, consider that a fictitious small genome with 2002) More recently and more dramatically, the potential for 260 genes would host the same number of combinations as cell state conversions is exemplified by the reprogramming of the number of atoms in the visible universe! (lu.se)
  • This mechanism also applies to hematopoietic cells transformed by other HOX genes, including CDX2, which is highly expressed in a majority of acute myeloid leukemias, thus providing a molecular approach based on GSK-3 inhibitory strategies to target HOX-associated transcription in a broad spectrum of leukemias. (stanford.edu)
  • For example, single cell analysis allows for the direct measurement of gene expression kinetics, or for the unambiguous identification of co-regulated genes, even in the presence of de-synchronization and heterogeneity that could obscure population-averaged measurements. (justia.com)
  • The MYC proto-oncogene ( MYC ) is one of the most frequently overexpressed genes in breast cancer that drives cancer stem cell-like traits, resulting in aggressive disease progression and poor prognosis. (nature.com)
  • Tumor initiation and progression often involve the dysregulation of developmentally important genes in cancer cells, endowing them with stem cell-like features such as enhanced self-renewal, invasiveness, and an aberrant differentiation state [ 1 ]. (nature.com)
  • transcription factor (activator) for various hematopoietic-specific genes. (atlasgeneticsoncology.org)
  • Gene expression data from 24 experiments for 8 different cell types of the human myelopoietic lineage were used to generate an integrated myelopoiesis dataset of 9,425 genes, each reliably associated to a unique genomic position and chromosomal coordinate. (biomedcentral.com)
  • For instance, the existence of tissue-specific gene clusters may be related to the efficient activation of gene expression in a particular cell lineage, by genetic and epigenetic mechanisms, or related to the repression of entire chromosomal regions containing genes expressed in a specific cell type, e.g. during the developmental switches leading to different cell lineages [ 25 ]. (biomedcentral.com)
  • The analysis of transcriptome data in the perspective of the genomic organization of genes could certainly shed light not only on the aberrations leading to pathological states but also on the physiological mechanisms of all cellular processes, including cellular differentiation. (biomedcentral.com)
  • We found a significantly lower expression of key autophagy- (ATG-) related genes in primary AML as compared to healthy granulocytes, an increased autophagic activity during all- trans retinoic acid- (ATRA-) induced neutrophil differentiation, and an impaired AML differentiation upon inhibition of ATG3, ATG4D, and ATG5. (hindawi.com)
  • These ATG genes are highly conserved in mammalian cells, allowing to study their functions also in higher eukaryotes [ 1 - 4 ]. (hindawi.com)
  • Thus RUNX1/ETO contributes to increased expression of miR451 target genes and interferes with normal gene expression during differentiation. (uni-frankfurt.de)
  • Addition of IL-3 to the culture medium induces proliferation, maturation and probably self-renewal of pluripotent hematopoietic stem cells and cells of myeloid, erythroid and megakaryocytic lineages [1] . (medchemexpress.com)
  • The expression of RUNX1 mutant in ASXL1 -mutated myeloid cells augmented proliferation, blocked differentiation, and increased self-renewal activity. (biomedcentral.com)
  • To varying degrees, these fates also extend to the Such state stability is required in stem and progenitor cells to immediate progeny of stem cells, known as progenitor or support self-renewal and maintenance of the uncommitted transit-amplifying cells. (lu.se)
  • Autophagy is an intracellular degradation system that ensures a dynamic recycling of a variety of building blocks required for self-renewal, homeostasis, and cell survival under stress. (hindawi.com)
  • In both species, an early developmental change in the HSC population involves a postnatal switch from a state in which most of these cells exist in a rapidly cycling state and maintain a high self-renewal potential to a state in which the majority of cells are in a quiescent state with an overall reduced self-renewal potential. (ashpublications.org)
  • CLASSIFICATION OF HEMATOLOGIC MALIGNANCIES - The hematopoietic pluripotent stem cell is capable of both self-renewal and stepwise differentiation into either the lymphoid or myeloid lineage (which appears to be determined stochastically) [ 1 ]. (medilib.ir)
  • The OP9 cell line was deposited by T. Nakano with his development of a co-culture system to cause ESC differentiation into several lineages of blood cells. (wikipedia.org)
  • This contributes to the understanding of the differentiation of hematopoietic cells from MSCs, including B cell lineages, erythrocytes, lymphocytes, and megakaryocytes. (wikipedia.org)
  • Haploinsufficiency of GATA2 leads to impaired genesis and function of hematopoietic stem and progenitor cells, resulting in impairment of all subsequent blood cell lineages. (healthbooktimes.org)
  • Abstract: A network of lineage-specific transcription factors and microRNAs tightly regulates differentiation of hematopoietic stem cells along the distinct lineages. (uni-frankfurt.de)
  • These findings identify a new intrinsic, pervasive, and progressive aging-related alteration in the biological and signaling mechanisms required to drive the proliferation of very primitive, normal human hematopoietic cells. (ashpublications.org)
  • Several of the critical factors involved in these decisions are mutated in acute and chronic leukemias, and their mutations tip the equilibrium in the bone marrow towards accumulation of aberrant progenitor populations. (upenn.edu)
  • Overexpression of FLI1 in erythroblasts causes inhibition of differentiation and ultimately the development of pre-T cell lymphoblastic leukemia/lymphoma [ 11 ]. (biomedcentral.com)
  • Abaza L, Talorete TP, Yamada P, Kurita Y, Zarrouk M, Isoda H (2007) Induction of growth inhibition and differentiation of human leukemia HL-60 cells by a Tunisian gerboui olive leaf extract. (springer.com)
  • Mechanistically, the cell differentiation mediated by JOA may be originated from the inhibition of BCR-ABL/c-MYC signaling in CML cells expressing wild-type BCR-ABL and BCR-ABL-T315I. (jcancer.org)
  • Furthermore, we observed that inhibition of RUNX1/ETO in Kasumi1 cells and in RUNX1/ETO positive primary acute myeloid leukemia patient samples leads to up-regulation of miR144/451. (uni-frankfurt.de)
  • OP9 cells could increase the potential of expanding mouse mesenchymal stem cells (MSCs) in vitro and help with the understanding of biological features of MSCs. (wikipedia.org)
  • Among the remaining cells, several different cell types are recognized, including hematopoietic stem cells, mesenchymal stem cells (MSCs), megakaryocytic precursors, and endothelial progenitors. (ebat2018.org)
  • This multifunctional cytokine stimulates progenitor cells of neutrophils, eosinophils, and macrophages. (biolegend.com)
  • Although bone marrow fibrosis is seen in a variety of malignant and non-malignant disease states, the deposition of reticulin and collagen fibrosis in the bone marrow of patients with myelofibrosis is believed to be mediated by the myelofibrosis hematopoietic stem/progenitor cell, contributing to an impaired microenvironment favoring malignant over normal hematopoiesis. (haematologica.org)
  • The Paralkar Lab has identified that key hematopoietic and leukemic transcription factors bind to rDNA and regulate rRNA transcription, and we are interested in understanding how the binding of cell-type-specific transcription factors regulates the activity of Polymerase I and the transcription of rRNA in normal hematopoiesis, and how this regulation is co-opted in leukemia to drive abundant ribosome biogenesis. (upenn.edu)
  • Normal hematopoiesis requires an intricate balance in the bone marrow between the ability of stem cells to maintain themselves for decades of life while producing billions of mature blood cells every day. (upenn.edu)
  • Similarly, GATA-1 has been shown to induce lineage switching expression values even if, for simplicity, we assume only ``on'' of committed cells in hematopoiesis, first in cell lines (Kulessa and ``off'' states for each gene. (lu.se)
  • In approximately 15% of patients, however, myelofibrosis is accompanied by significant extramedullary hematopoiesis, hepatosplenomegaly, and transfusion-dependent anemia, which are manifestations of stem cell failure. (basicmedicalkey.com)
  • Thus, during normal hematopoiesis, there exists a cellular hierarchy headed by a stable population of pluripotent stem cells that generate lineage-specific progenitors, which differentiate into the various types of mature blood cells [ 2 ]. (medilib.ir)
  • Effective hematopoiesis is facilitated by interactions of hematopoietic growth factors, various receptors, and the bone marrow microenvironment. (medilib.ir)
  • OP9 cells increase hematopoietic supportive capacity of hemogenic precursors and progeny when ES cells are cultured with the cell line. (wikipedia.org)
  • Primary polycythemias are due to factors intrinsic to red cell precursors caused by acquired or inherited mutations. (medscape.com)
  • Moreover, in human studies, JAK2V617F has been identified in the stem cell-enriched CD34 + CD38 − CD90 + Lin − compartment, common myeloid progenitors, granulocyte-monocyte precursors, and megakaryocyte-erythroid precursors as well as natural killer cells, B cells, and T cells in some patients, confirming its origin in an early hematopoietic progenitor. (oncohemakey.com)
  • Interleukin-3 (IL-3) is a multipotent hematopoietic growth factor produced by activated T cells, monocytes/macrophages and stroma cells. (medchemexpress.com)
  • In addition, IL-3 exerts a wide spectrum of biological activities on various target cell populations, including T cells, B cells, eosinophils, basophils and monocytes [2] . (medchemexpress.com)
  • Monocytes (MC) are bone marrow (BM) derived mononuclear phagocytes that play an important role in innate immune response and are the major immune cell population in chronic tissue inflammatory ( 1 , 2 ). (frontiersin.org)
  • In both cell sources, greater than 80% of the cells are lymphocytes, monocytes, or granulocytes. (ebat2018.org)
  • Inevitably, there are fundamental and applied questions, such as those relating to transcriptional control of stem cell differentiation, intrinsic noise in gene expression, and the origins of disease, that may only be addressed at the single cell level. (justia.com)
  • Ly6C high MC presented downregulated co-stimulatory receptors (CD2, GITR, and TIM1) which direct immune cell proliferation, and upregulated co-stimulatory ligands (LIGHT and SEMA4A) which trigger antigen priming and differentiation. (frontiersin.org)
  • Signaling is induced through binding of five independent ligands, Delta-like ligands (DLL)-1, 3, 4 and Jagged (Jag)-1 and -2 ( Kopan and Ilagan, 2009 ), to four isoforms of cognate Notch receptors, Notch1 to Notch4, on surface of adjacent cells. (elifesciences.org)
  • His research interests include how microRNAs and other non-coding RNAs regulate hematopoietic development and cancer. (ucla.edu)
  • IL-3 preferentially supports the proliferation and differentiation of progenitors at early stages of hematopoietic development. (medchemexpress.com)
  • In reality, gene somatic cells to a pluripotent cell state by a handful of transcrip- expression is graded, making the potential gene expression tion factors (Takahashi and Yamanaka, 2006). (lu.se)
  • 3 Myelofibrosis (MF) refers to the Philadelphia chromosome ( BCR-ABL1 )-negative myeloproliferative neoplasm (MPN) originating at the level of the multipotent hematopoietic stem cell. (haematologica.org)
  • When co-cultured with embryonic stem cells (ESC), OP9 cells can induce ESC to differentiate into blood cells by serving as a feeder layer. (wikipedia.org)
  • Differentiation assays are used to identify MSCs, and the mesenchymal potential of OP9 cells was confirmed through their ability differentiate when cultured in an adipogenic medium. (wikipedia.org)
  • OP9 cells have the ability to rapidly differentiate into adipocytes after expressing marker proteins and may contribute to a novel adipogenesis model. (wikipedia.org)
  • within two days, OP9 cells can differentiate into adipocytes. (wikipedia.org)
  • We discuss these properties with examples both from the hematopoietic and embryonic stem cell (ESC) systems. (lu.se)
  • We previously reported a MYC-centered regulatory network in mouse embryonic stem (ES) cells that accounts for the similarity between the ES cells and cancer cells, and is associated with a worse prognosis in cancer, including cancers of the breast [ 20 ]. (nature.com)
  • Recombinant human/mouse/rat BMP-2 (355-BM) induces alkaline phosphatase production in the ATDC5 mouse chondrogenic cell line. (novusbio.com)
  • BMP-2 induces chondrocyte proliferation, endochondral bone formation, longitudinal bone growth, and bone and cartilage repair (6, 7). (novusbio.com)
  • To evaluate the leukemogenic role of RUNX1-MT in ASXL1 -mutated cells, we co-expressed RUNX1 -MT (R135T) and ASXL1 -MT (R693X) in different cell lines and performed immunoblot, co-immunoprecipitation, gene expression microarray, quantitative RT-PCR, cell proliferation, differentiation, and clonogenic assays for in vitro functional analyses. (biomedcentral.com)
  • They have the potential to be used in cell therapy, regenerative medicine and as immunomodulators. (wikipedia.org)
  • Evidence the fate of stem cells has broad ramifications for biomedical suggests that during development or differentiation, cells make science from elucidating the causes of cancer to the use of very precise transitions between apparently stable ``network stem cells in regenerative medicine. (lu.se)
  • This in turn causes the proliferation of T lymphocytes in vitro, which can act against malignant tumors. (wikipedia.org)
  • 02:47 and red blood cells in vitro. (yale.edu)
  • It has been tested for mobilization of hematopoietic progenitor cells and for treating chemotherapy-induced neutropenia in patients. (stemcell.com)
  • The fluorochrome-labeled MP1-22E9 antibody is useful for intracellular immunofluorescent staining and flow cytometric analysis to identify GM-CSF -producing cells within mixed cell populations. (biolegend.com)
  • Understanding cell-fate decisions in stem cell populations is a major goal of modern biology. (lu.se)
  • Stem and progenitor cell populations are often heterogeneous, which may reflect stem cell subsets that express subtly different properties, including different propensities for lineage selection upon differentiation, yet remain able to interconvert. (lu.se)
  • However, the vast majority of biological knowledge has emerged as a consequence of studying cell populations and not individual cells. (justia.com)
  • Similarly, single cell methods are vital in stem cell research and cancer biology, where isolated populations of primary cells are heterogeneous due to limitations in purification protocols, and it is often a minority cell population that is the most relevant. (justia.com)
  • Other factors primarily stimulate the growth of committed progenitors (eg, GM-CSF, macrophage colony-stimulating factor [M-CSF], EPO). (medscape.com)
  • Granulocyte-macrophage colony-stimulating factor (GM-CSF) promotes the proliferation and differentiation of hematopoietic progenitor cells and the generation of neutrophils, eosinophils, and macrophages. (stemcell.com)
  • A DNA fragment containing 101 base pairs of the 5′-flanking sequence showed strong promoter activity in the macrophage cell line RAW264 but was inactive in the non-monocytic cell lines HUT-78 and NIH-3T3. (uni-frankfurt.de)
  • Moreover, the RUNX1 mutant protein was more stable than WT and increased HIF1-α and its target ID1 gene expression in ASXL1 mutant cells. (biomedcentral.com)
  • Thus, many of the basic functionalities for microfluidic single cell gene expression analysis have been demonstrated in isolation, including cell manipulation and trapping (9, 10), RNA purification and cDNA synthesis (11-13), and microfluidic qPCR (14) following off-chip cell isolation cDNA synthesis and preamplification. (justia.com)
  • This study aimed at investigating the genomic expression during myeloid differentiation through a computational approach that integrates gene expression profiles with functional information and genome organization. (biomedcentral.com)
  • Developmentally, it is well established that expression of the ID members is strongest in stem/progenitor cells, while their levels decrease upon differentiation. (nature.com)
  • Given that rRNA accounts for the bulk of the transcriptional output of the cell, the inability to map datasets to rDNA has historically been a major limitation, and has created a significant knowledge gap in our understanding of the most abundant RNA in the cell. (upenn.edu)
  • We demonstrate here that GSK-3 maintains the MLL leukemia stem cell transcriptional program by promoting the conditional association of CREB and its coactivators TORC and CBP with homedomain protein MEIS1, a critical component of the MLL-subordinate program, which in turn facilitates HOX-mediated transcription and transformation. (stanford.edu)
  • These findings uncover a previously unknown tumor suppressor role for ZNF148, and a transcriptional regulatory circuitry encompassing MYC, ZNF148, and ID1/3 in driving cancer stem cell traits in aggressive breast cancer. (nature.com)
  • Finally, we established 3 groups of transcriptional models to describe Ly6C high to Ly6C low MC subset differentiation, immune checkpoint regulation, Ly6C high MC to MΦ subset differentiation and Ly6C low MC to lymphocyte functional adaptation. (frontiersin.org)
  • Conclusions Right here we have now shown that stat3 is actually a direct transcriptional target of Wnt signaling in the building embryo, and that Jak/Stat signaling mediates the growth and servicing of CNS progenitor traits down stream of Wnt hyperactivation in apc mutants. (hdac-inhibitors.com)
  • Together, our data suggest that transcriptional regula tion of stat3 might represent a standard mechanism linking Wnt pathway overactivation to your expansion of undif ferentiated cells from the sickness state. (hdac-inhibitors.com)
  • HCK expression is up-regulated at the transcriptional level during myeloid differentiation of hematopoietic cells. (uni-frankfurt.de)
  • Site-directed mutagenesis of the proximal promoter region showed that two GC-rich sequence elements are essential for transcriptional activity in myeloid cells. (uni-frankfurt.de)
  • OP9 cells have been shown to facilitate the differentiation of MSCs into osteocytes, chondrocytes, myocytes, tenocytes and adipocytes. (wikipedia.org)
  • Immunophenotypic and Molecular Features of Acute Myeloid Leukemia with Plasmacytoid Dendritic Cell Differentiation Are Distinct from Blastic Plasmacytoid Dendritic Cell Neoplasm. (atlasgeneticsoncology.org)
  • We used primary acute myeloid leukemia (AML) samples and human AML cell lines to investigate the regulatory mechanisms of autophagy and its role in AML differentiation. (hindawi.com)
  • rRNA transcription rates vary dramatically between different normal cell types in the hematopoietic tree, and leukemic cells have characteristic prominent nucleoli, indicating robust ribosome synthesis. (upenn.edu)
  • 2008). Historically, this concept is highlighted by the experi- factors are key intrinsic regulators of these fate decisions and mental phenomenon of lineage reprogramming, for example, that fate choice involves modulating networks of transcription by the conversion of fibroblasts to muscles cells following trans- factors. (lu.se)
  • Accordingly, a goal of microfluidics research has been the development of integrated technology for scalable analysis of transcription in single cells. (justia.com)
  • The MYC proto-oncogene is a transcription factor essential in stem/progenitor cell maintenance and differentiation [ 11 ]. (nature.com)
  • Taken together, our results establish a functional link among the erythroid transcription factors GATA-1/NF-E2, miR-199b-5p and c-Kit, and provide new insights into the coupling of transcription and post-transcription regulation in erythroid differentiation. (molcells.org)
  • The up-regulation of miR-199b-5p during erythroid differentiation was dependent on the binding of GATA-1 and NF-E2 to its gene locus, which activated its transcription and maintained its high expression level in mature erythroid cells. (molcells.org)
  • Electrophoretic mobility shift analysis using nuclear extracts obtained from RAW264 cells and from the promonocytic cell line U-937 revealed the formation of at least three distinct protein-DNA complexes at each of these sites, one of which was found to contain the transcription factor Sp1. (uni-frankfurt.de)
  • Expression of a reporter gene linked to the −101HCK promoter region was up-regulated by Sp1, but not by other members of the Sp1 family of transcription factors, in Drosophila Schneider cells. (uni-frankfurt.de)
  • Colony Forming Cell (CFU) Assay CD34+ cells were selected from HPDSCs with a human CD34 positive selection kit and isolated using automated cell separator RoboSep (StemCell Technologies, Inc., Vancouver, Canada). (ebat2018.org)
  • In this assay hematopoietic cells are cultured in MyeloCult™ medium with supportive human or mouse stromal cell layers and tested for their ability to generate myeloid clonogenic progenitors for several weeks as assayed by replating the cells in a colony-forming unit (CFU) assay using MethoCult™ medium. (stemcell.com)
  • GATA2 mutations underlie not only Emberger syndrome (primary lymphedema and MDS), but also other syndromes like monocytopenia and mycobacterial infections syndrome (MonoMAC), dendritic cell/monocytopenia/natural killer (NK)-cell/B-cell lymphoid deficiency (DCML) and familial MDS/AML syndrome. (healthbooktimes.org)
  • Mutations in the GATA2 gene were found to be the common genetic cause of four syndromes: Emberger syndrome, 1 mycobacterial infections (MonoMAC) syndrome, 2 dendritic cell/monocytopenia/natural killer (NK)-cell/B-cell lymphoid deficiency (DCML) 3 and familial MDS/AML. (healthbooktimes.org)
  • The human hemopoietic cell kinase (HCK) is a member of the src family of protein tyrosine kinases specifically expressed in myeloid cells and to a minor extent in B-lymphoid cells. (uni-frankfurt.de)
  • The Paralkar Lab is interested in gaining a detailed mechanistic understanding of how chromatin proteins regulate the stemness-differentiation balance, and how mutations in them produce malignancy. (upenn.edu)
  • Mutations in TET2, other epigenetic regulators, and other regulators of cytokine signaling are not specific to the classic myeloproliferative neoplasms (MPNs) but may influence prognosis and play roles in hematopoietic stem cell (HSC) dysregulation and progression to accelerated or blast-phase disease. (oncohemakey.com)
  • Human hematopoietic stem cells (HSCs), like their counterparts in mice, comprise a functionally and molecularly heterogeneous population of cells throughout life that collectively maintain required outputs of mature blood cells under homeostatic conditions. (ashpublications.org)
  • 1995) and subsequently in primary cells (Heyworth et al. (lu.se)
  • Subsequently, EPO continues to stimulate the development and terminal differentiation of these progenitors. (medscape.com)
  • Previously, using an experimental model of CAC, we reported increased intestinal cell proliferation and faster tumor development, which were consistent with more signs of disease and damage, and reduced survival in STAT1-/- mice, compared with WT counterparts. (bvsalud.org)
  • This study aims to explore molecule signaling mediating MC subset differentiation in HHcy and control mice. (frontiersin.org)
  • Anti-IL-17 treatment throughout the initial stages of CAC related to STAT1 deficiency abrogates the tumor formation possibly caused by myeloid cells. (bvsalud.org)
  • EPO-secreting tumors EPO-secreting tumors Polycythemia Vera , such as renal cell carcinoma Renal cell carcinoma Renal cell carcinoma (RCC) is a tumor that arises from the lining of the renal tubular system within the renal cortex. (lecturio.com)
  • Runx1 and Runx2 inhibit fibrotic conversion of cellular niches for hematopoietic stem cells. (atlasgeneticsoncology.org)
  • Human myelopoiesis is an exciting biological model for cellular differentiation since it represents a plastic process where multipotent stem cells gradually limit their differentiation potential, generating different precursor cells which finally evolve into distinct terminally differentiated cells. (biomedcentral.com)
  • Basal macroautophagy (thereafter referred to as autophagy), a catabolic recycling system in cells, is key to maintaining cellular homeostasis and survival. (hindawi.com)
  • BCR-ABL oncogene encodes a BCR-ABL tyrosine kinase (TK), which triggers different downstream targets including c-Myc, STAT5 and CrkL, which participated in the control of cell differentiation, proliferation, migration and other cellular behaviors [ 3 - 5 ]. (jcancer.org)
  • IL-3 Protein, Canine is a hemopoietic growth factor involved in the survival, proliferation and differentiation of multipotent hemopoietic cells. (medchemexpress.com)
  • However, despite the well-established growth factor dependence of HSC proliferation, whether and how this mechanism of HSC regulation might be affected by aging has remained poorly understood. (ashpublications.org)
  • Importantly, subsequent dose-response analyses revealed an age-associated reduction in the growth factor-stimulated proliferation of CD49f + cells mediated by reduced activation of AKT and altered cell cycle entry and progression. (ashpublications.org)
  • Using a CRISPR Cas9-guided immunoprecipitation assay, we identify a circular RNA in the FLI1 promoter chromatin complex, consisting of FLI1 exons 4-2-3, referred to as FECR1.Overexpression of FECR1 enhances invasiveness of MDA-MB231 breast cancer cells. (biomedcentral.com)
  • Using this CasIP assay, we identified FECR1, a FLI1 exonic circular RNA that binds to the FLI1 promoter and epigenetically activates FLI1 in breast cancer cells. (biomedcentral.com)
  • The biological properties and clinical potential of stem cells elicit that are generated must not be unduly sensitive to small fluctu- continued scientific, commercial, and public interest. (lu.se)
  • Single cells represent a fundamental biological unit. (justia.com)
  • A) The biological activity of Human Recombinant GM-CSF was tested by its ability to promote the proliferation of TF-1 cells. (stemcell.com)
  • 9 Department of Cell and Regenerative Biology, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin, USA. (jci.org)
  • A key challenge is to understand how state, but must also afford flexibility in cell-fate choice to permit the different cell-fate options confronting stem and progenitor cell-type diversification and differentiation in response to cells are selected and coordinated such that adoption of a given intrinsic cues or extrinsic signals. (lu.se)
  • KIT is a receptor tyrosine kinase type III, which binds to stem cell factor. (inhibitorkit.com)
  • Acute leukemias induced by MLL chimeric oncoproteins are among the subset of cancers distinguished by a paradoxical dependence on GSK-3 kinase activity for sustained proliferation. (stanford.edu)
  • JOA displayed the activity of inhibiting the BCR-ABL and promoted differentiation of not only imatinib -sensitive but also imatinib -resistant cells with BCR-ABL mutation, which could become a potent lead compound to overcome the imatinib -resistant induced by inhibitors of BCR-ABL tyrosine kinase in CML therapy. (jcancer.org)
  • We are studying the role that normal chromatin structure plays in gene regulation in hematopoietic cells and how its disruption leads to altered development and cancer. (stanford.edu)
  • Global transcriptome and chromatin occupancy analyses of ZNF148 revealed a central role in inhibiting cancer cell de-differentiation and migration. (nature.com)
  • Long non-coding RNA (lncRNA) H19 in human cancer: From proliferation and metastasis to therapy. (atlasgeneticsoncology.org)
  • In patients with breast cancer, expression of FLI1 is strongly correlated with advanced stage, poor differentiation, and lymph node metastasis. (biomedcentral.com)
  • The nature of the stem cell substates and their relationship to commitment to differ- entiate and lineage selection can be elucidated in terms of a landscape picture in which stable states can be defined mathematically as attractors. (lu.se)
  • This requirement strongly limits the number of solutions or entiation and lineage-specification, programmed cell death, and ``states'' for the system. (lu.se)
  • Additionally, treatment reduced the number of apoptotic cells in the surrounding brain injury site which accompanied a marked down-regulation of pro-apoptotic proteins, p53 and cleaved caspase-3. (alexbotsaris.com.br)
  • Additionally, the lymphocyte transformation test (LTT) and mixed leukocyte reaction (MLR) revealed that OP9 cells can suppress T lymphocyte proliferation when stimulated by mitogens or allogeneic lymphocytes. (wikipedia.org)
  • His research came to focus on the involvement of microRNAs in hematologic development, particularly B-cell development and immunity, and cancer, and resulted in several high-impact publications in well-regarded journals. (ucla.edu)
  • We found that the hematopoietic master regulator RUNX1 controls the expression of certain microRNAs, of importance during erythroid/megakaryocytic differentiation. (uni-frankfurt.de)
  • We found that JOA at lower concentration significantly inhibited the proliferation of CML cells expressing mutant BCR-ABL (T315I mutation included) and wild-type BCR-ABL, which was due to that JOA induced the cell differentiation and the cell cycle arrest at G0/G1 phase. (jcancer.org)
  • Myeloproliferative neoplasms (MPN), unlike MDS, usually exhibit terminal myeloid cell expansion in the peripheral blood [ 7 ]. (medilib.ir)