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Bone Marrow TransplantationStromal CellsBone MarrowBone Marrow CellsTransplantation, HomologousGraft vs Host DiseaseTransplantation, AutologousWhole-Body IrradiationBone and BonesAnemia, AplasticTransplantation ConditioningHematopoietic Stem Cell TransplantationLeukemiaLiver TransplantationTransplantation ChimeraGraft SurvivalHematopoietic Stem CellsTissue DonorsBusulfanBone Marrow PurgingHistocompatibility TestingHematopoiesisHistocompatibilityCyclophosphamideTransplantation, IsogeneicBone Marrow DiseasesMice, Inbred C57BLHematologic NeoplasmsKidney TransplantationRecurrenceCombined Modality TherapyRadiation ChimeraLeukemia, Myelogenous, Chronic, BCR-ABL PositiveLeukemia, Myeloid, AcuteTime FactorsTreatment OutcomeMesenchymal Stromal CellsBone Marrow ExaminationImmunosuppressive AgentsPrecursor Cell Lymphoblastic Leukemia-LymphomaRemission InductionGraft RejectionBone RemodelingCell DifferentiationHepatic Veno-Occlusive DiseaseLeukemia, MyeloidBone Marrow NeoplasmsLymphoma, Non-HodgkinColony-Forming Units AssayStem Cell TransplantationTransplantation ImmunologyGraft vs Host ReactionImmunosuppressionCells, CulturedLymphocyte DepletionAcute DiseaseT-LymphocytesLeukocyte TransfusionHeart TransplantationRetrospective StudiesSurvival AnalysisMyelodysplastic SyndromesSevere Combined ImmunodeficiencyChimeraHLA AntigensLung TransplantationHematologic DiseasesCyclosporineBone DensityFlow CytometryActuarial AnalysisAntineoplastic Combined Chemotherapy ProtocolsLymphocyte TransfusionMice, Inbred BALB CMultiple MyelomaFollow-Up StudiesLymphomaNuclear FamilySurvival RateCarmustineOrgan TransplantationGranulocyte Colony-Stimulating FactorAntigens, CD34Graft vs Tumor EffectSpleenPancytopeniaBone ResorptionCytarabineLeukocyte CountGraft vs Leukemia EffectCytomegalovirus InfectionsDisease-Free SurvivalMice, KnockoutPrognosisMelphalanEtoposideThymus GlandImmunophenotypingFatal OutcomeHodgkin Disease
Hematologic malignanciesMicroenvironmentAllogeneic hematopoietic-cell transplantationGraft versusDifferentiationHematopoiesisStem and progenitor cellsProliferationHematologicalAutologous peripheral stem cell transGvHDEndothelialPatients2023Aplastic anemiaClinicalKidney TransplantationCytokineReversed by autologousProgenitor cellFully elucidatedBlood Marrow TransplantTherapiesHuman bonePeripheral bloodImmuneMyeloidImmunotherapyIntravenousSurvivalChemotherapy2021Dendritic cellsDonorGenesLong-term survivorsMesenchymal StemHSCTEngraftmentTissuesGeneCytokinesPathwaysEpithelial cellsAutoimmune DiseasesCyclophosphamideAdipose tissueImmunosuppressionCancerRegenerative medicineAdhesionClonal outgrowthIrradiationGeneticallyDiffuse large B
Hematologic malignancies4
  • Allogeneic hematopoietic stem cell transplantation (HSCT) offers great opportunities for curing hematologic malignancies. (aai.org)
  • CAR-T cell therapy has emerged as a groundbreaking immunotherapy, holding immense promise in the treatment of various diseases, particularly hematologic malignancies. (isctglobal.org)
  • The year 2020 marked the 30th anniversary of the Nobel Prize in Medicine awarded to E. Donnall Thomas for the development of allogeneic hematopoietic stem cell transplantation (allo-HSCT) to treat hematologic malignancies and other blood disorders. (broadinstitute.org)
  • More recently, we engaged in developing several novel strategies for CAR T cell therapies of hematologic malignancies and solid tumors. (ulisboa.pt)
Microenvironment9
  • The theoretical basis for marrow failure includes primary defects in or damage to the stem cell or the marrow microenvironment. (medscape.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)
  • 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)
  • However, better understanding of the role of increased JAK-STAT signaling [either through activating mutations ( JAK2 , MPL515L/K ) within the signaling pathway, or mutations involving CALR ], the role of deregulated pro-inflammatory cytokine expression, and the impaired bone marrow microenvironment is transforming the treatment approach for MF. (haematologica.org)
  • The bone marrow microenvironment and inflammatory signaling can also determine the rate of development and progression of MDS. (standardofcare.com)
  • CD4 + T cells contribute to the remodeling of the microenvironment required for sustained tumor regression upon oncogene inactivation. (nature.com)
  • Within the bone marrow, the tachykinins have been shown to have critical effects on the microenvironment, including metastasis and dormancy of cancer cells during clinical remission. (brainimmune.com)
  • The possible underlying mechanisms are proposed to come mainly from bone marrow, including stimulated erythropoiesis with hyperplasia of the hematopoietic bone marrow, improvement of the hematopoietic microenvironment induced by exercise training, and hormone- and cytokine-accelerated erythropoiesis. (karger.com)
  • Several angiogenesis-related markers, including microvessel density, circulating endothelial cells, and tumor microenvironment, have been reported to be associated with the prognosis of patients with B-cell NHL [ 8 ]. (biomedcentral.com)
Allogeneic hematopoietic-cell transplantation3
  • Among 1462 patients who had allogeneic hematopoietic cell transplantation (HCT) between January 2000 and December 2005, 116 (7.9%) developed stage 3-4 gut GVHD. (nature.com)
  • Reduced mortality after allogeneic hematopoietic-cell transplantation. (nature.com)
  • A Multicenter, Pivotal Phase 3 Study of Iomab-B Prior to Allogeneic Hematopoietic Cell Transplantation Versus Conventional Care in Older Subjects With Active, Relapsed or Refractory Acute Myeloid Leukemia (SIERRA) Jacksonville, Fla., Rochester, Minn. (mayo.edu)
Graft versus7
Differentiation9
  • The colony-forming unit (CFU) assay is a clonal, in vitro culture assay that measures the growth and frequency of functionally viable HSPCs by assessing the proliferation and differentiation of individual progenitor cells, resulting in the formation of discrete colonies in a semi-solid methylcellulose medium (such as MethoCult™ ) when supplemented with appropriate cytokines. (stemcell.com)
  • Cell markers, or surface antigens, are molecules located on a cell's membrane used to identify specific cell types, their lineage, and their stage in the differentiation process according to the presence or absence of the expression of defined markers. (stemcell.com)
  • Moreover, proliferating cell nuclear antigen (PCNA) and CD31 showed co-localization with α-SMA, suggesting the differentiation of hBMSCs into epithelial cells and myofibroblasts/fibroblasts. (ijbs.com)
  • In order to eliminate the interference from the transplanted cells themselves, fetal stem cells were used for transplantation because the proliferation and differentiation potentials of fetal stem cells are superior to the adult ones ( 8 ). (ijbs.com)
  • Melinda is highly proficient in the use of in vitro and in vivo assays for normal and malignant hematopoietic stem and progenitor cells, determination of self-renewal, expansion and lineage specific differentiation capabilities, and the use of induced pluripotent stem cells for the investigation of hematopoietic disorders and leukemic progression and the testing of targeted therapeutics. (edu.au)
  • There is clonal proliferation of malignant hematopoietic stem cells, dysregulated cellular differentiation, and compromised tissue function. (standardofcare.com)
  • Accordingly, scientists have developed protocols for the expansion, genetic modification and differentiation of stem cells to NK cells. (molcells.org)
  • 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)
  • Chimeric antigen receptor T (CART) cell therapy targeting the B cell specific differentiation antigen CD19 has shown clinical efficacy in a subset of relapsed/refractory (r/r) diffuse large B cell lymphoma (DLBCL) patients. (frontiersin.org)
Hematopoiesis8
Stem and progenitor cells1
  • Collectively, these are referred to as hematopoietic stem and progenitor cells (HSPCs). (stemcell.com)
Proliferation6
  • B-cell disorders are divided into defects of B-cell development/immunoglobulin production ( immunodeficiencies ) and excessive/uncontrolled proliferation ( lymphomas , leukemias ). (medscape.com)
  • indicated that ATMs colocalized with T cells in lymphoid clusters within adipose tissue and may act as APCs, which express high levels of MHCII and also costimulatory molecules and process and present antigens to induce CD4+ T-cell proliferation and activation in adipose tissue of obese mice (29, 68, 105). (exposed-skin-care.net)
  • showed that adipose tissue from obese mice induced proliferation of splenic CD8+ T cells, indicating a CD8+ T cell-activating environment in obese adipose tissue (31). (exposed-skin-care.net)
  • Since mesenchymal stem cells (MSCs) have effective immune-modulatory features, inhibit T-lymphocyte proliferation, and have a high regenerative capacity, they can play a vital role in the reconstruction of injured tissues, including bronchioles, in pulmonary diseases. (biomedcentral.com)
  • However, as tumors progress, cancerous cells develop immunosuppressive mechanisms that circumvent NK cell-mediated killing, allowing for tumor escape and proliferation. (frontiersin.org)
  • There are multiple mechanisms and differential diagnosis includes: artifactual thrombocytopenia, accelerated platelet destruction (intra- or extra-corpuscular anomalies), deficient production (bone marrow failure, disordered proliferation or thrombopoietin deficiency), and abnormal distribution (disorders associated with splenomegaly or dilution in massive transfusions) ( 1 ). (spandidos-publications.com)
Hematological1
  • Dimeo F, Schwartz S, Fietz T, Wanjura T, Boning D, Thiel E: Effects of endurance training on the physical performance of patients with hematological malignancies during chemotherapy. (karger.com)
Autologous peripheral stem cell trans2
GvHD5
  • GvHD is commonly associated with bone marrow transplants and stem cell transplants. (wikipedia.org)
  • The white blood cells present within the transplanted tissue then attack the recipient's body's cells, which leads to GvHD. (wikipedia.org)
  • GvHD occurs when the donor's immune system's white blood cells reject the recipient. (wikipedia.org)
  • In this article, we report that the interaction between OX40L and OX40 is of critical importance for both induction and progression of acute GVHD (aGVHD) driven by human T cells. (aai.org)
  • We are particularly interested in developing strategies that may be translated into the clinical setting, such as the use of pathogen-specific T cells, donor regulatory T cells for GVHD and disease-specific T cells, with the aim of improving patient survival. (ulisboa.pt)
Endothelial3
  • Conclusion/Significance: Mitigation of lethal intestinal injury, following high doses of irradiation, can be achieved by intravenous transplantation of marrow-derived stromal cells, including mesenchymal, endothelial and macrophage cell population. (elsevierpure.com)
  • Another statement showed the preadipocyte- and endothelial cell-derived stromal-derived element-1 (CXCL12), mediated early infiltration of CD4+ T lymphocytes in obesity, which preceded the increase of macrophages in adipose cells of mice on HFD (101). (exposed-skin-care.net)
  • The consensus of researchers studying RILI is that ionizing radiation could induce damage to epithelial cells and endothelial cells, dysfunction of the blood-air barrier, and increase vascular permeability. (biomedcentral.com)
Patients29
  • [ 7 ] of 798 patients who survived more than 5 years after transplantation, 328 were children. (medscape.com)
  • high-risk patients included male subjects, recipients of stem cells from female donors, patients younger than 10 years, those with nonidentical donors, and those who received radiation therapy in the transplant preparative regimen. (medscape.com)
  • [ 2 , 8 ] Survivors of bone marrow transplantation were more likely to have a severe or life threatening condition (relative risk [RR] = 3.9), more than one chronic condition (RR = 2.6), functional impairment (RR=3.5), and activity limitations (RR = 5.8) than conventionally treated patients. (medscape.com)
  • Persistent nausea and anorexia after marrow transplantation: a prospective study of 78 patients. (nature.com)
  • Gurkan E, Patah PA, Saliba RM, Ramos CA, Anderson BS, Champlin R, de Lima M, Lichtiger B " Efficacy of prophylactic transfusions using single donor apheresis platelets versus pooled platelet concentrates in AML/MDS patients receiving allogeneic hematopoietic stem cell transplantation. . (bcm.edu)
  • Patients typically have recurrent infections and presentation and complications can vary depending upon where the defect has occurred in B-cell development or the degree of functional impairment. (medscape.com)
  • The clinical presentation of patients with aplastic anemia includes signs and symptoms related to the decrease in bone marrow production of hematopoietic cells. (medscape.com)
  • Hematopoietic stem cell transplantation remains the only curative therapeutic approach that reliably results in resolution of bone marrow fibrosis in patients with myelofibrosis. (haematologica.org)
  • Many alkylating cytotoxic agents, which cyclophoshpamide (CP) is a member, have been well documented to be effective in management of many human malignancies in order to improve quality of life and extend patients life span (Philip et al. (researchwap.com)
  • Le pourcentage de CD44 dans les lymphocytes T périphériques était significativement plus élevé chez les patients que chez les témoins, comme détecté par la cytométrie en flux. (who.int)
  • En outre, il y avait une aug- mentation significative de la forme soluble du c-kit dans le sérum des patients atteints de pemphigus vulgaire actif par rapport aux témoins. (who.int)
  • Conditions associated with bone marrow failure such as aplastic anemia with hypocellular marrow, typical bone marrow findings of MDS are a hypercellular marrow for a persons age, dysplasia in 1 to 3 lineages manifested by pseudo Pelger-Huet nuclei, hypogranular neutrophils, micro megakaryocytes, and/or ringed sideroblasts, glass Siri glass, and increased myeloblasts in a subset of patients. (standardofcare.com)
  • In patients with unexplained anemia, thrombocytopenia, or neutropenia without dysplasia in the bone marrow but with abnormal chromosome activity in 5, 7 or 13 the diagnosis is consistent with MDS and occurs in less than 10% of patients with MDS. (standardofcare.com)
  • Relationship between hematogenous tumor cell dissemination and cellular immunity in DCIS patients. (nature.com)
  • In addition to these basic issues concerning leukemia pathogenesis, we are devising new diagnostic procedures for detecting and monitoring leukemia patients based on molecular genetic abnormalities in the malignant cells. (stanford.edu)
  • Blood cell and serum markers, along with clinical data of DLBCL patients who were scheduled for CART cell therapy were evaluated to search for biomarkers predicting CART cell responsiveness. (frontiersin.org)
  • Compared to healthy controls (n=24), DLBCL patients (n=33) showed significant lymphopenia, due to low CD3 + CD4 + T helper and CD3 - CD56 + NK cell counts, while cytotoxic CD3 + CD8 + T cell counts were similar. (frontiersin.org)
  • Twenty-six patients were infused with CART cells (median 81 days after leukapheresis) and were analyzed for the overall response (OR) 3 months later. (frontiersin.org)
  • Low frequency of differentiated CD3 + CD27 - CD28 - T cells at leukapheresis represents a novel pre-infusion blood biomarker predicting a favorable response to CART cell treatment in r/r DLBCL patients. (frontiersin.org)
  • The importance of this webinar lies in the transformative potential of CAR-T cell therapy and its ability to bring about positive changes in patients' lives. (isctglobal.org)
  • The 30 patients who had no marrow metastases at the time of PSC harvesting had an actuarial event-free survival of 47%, while those 26 patients with marrow metastases had a significantly different actuarial event-free survival of 27% (P = .02). (shengsci.com)
  • CBV and PSCT for patients with relapsed Hodgkin's diseases who have marrow hypocellularity in traditional harvest sites or histopathologic evidence of BM metastases can result in long-term event-free survival. (shengsci.com)
  • Preemptive immunotherapy in childhood acute myeloid leukemia for patients showing evidence of mixed chimerism after allogeneic stem cell transplantation. (shengsci.com)
  • Engraftment, clinical, and molecular follow-up of patients with multiple myeloma who were reinfused with highly purified CD34+ cells to support single or tandem high-dose chemotherapy. (shengsci.com)
  • Eighty-two patients with advanced multiple myeloma (MM) were enrolled in 2 sequential clinical studies of 1 or 2 courses of myeloablative therapy with stem cell support. (shengsci.com)
  • Interestingly, chemotherapy, including hydroxyurea, has been associated with acute leukemia in JAK2 V617F-negative stem cells in some PV patients. (basicmedicalkey.com)
  • Patients with massive splenomegaly are particularly prone to thrombotic events because the associated increase in plasma volume masks the true extent of the red cell mass elevation measured by the hematocrit or hemoglobin level. (basicmedicalkey.com)
  • The use of salicylates as a tonic against thrombosis in PV patients is not only potentially harmful if the red cell mass is not controlled by phlebotomy, but is also an unproven remedy. (basicmedicalkey.com)
  • For a long time, stem cells have been utilized to renew the immune system for radiation or chemo- therapy treated patients. (bmrat.org)
20231
  • 2020/2023 Development of Chimeric Antigen Receptor T cell therapy targeting oncological-associated chondroitin sulfate as cancer treatment. (ulisboa.pt)
Aplastic anemia3
  • Ramos CA " Striking the right balance: optimizing conditioning regimens for unrelated donor bone marrow transplant for severe aplastic anemia. . (bcm.edu)
  • Aplastic anemia is a syndrome of bone marrow failure characterized by peripheral pancytopenia and marrow hypoplasia (see the image below). (medscape.com)
  • Paul Ehrlich introduced the concept of aplastic anemia in 1888 when he reported the case of a pregnant woman who died of bone marrow failure. (medscape.com)
Clinical10
  • It is used both by hematopoietic researchers and clinical labs to assess the potency of transplantation units of cord blood (CB) and hematopoietic cellular therapy products. (stemcell.com)
  • In addition to their stem/progenitor properties, mesenchymal stromal cells (MSCs) possess broad immunoregulatory properties that are being investigated for potential clinical application in treating immune-based disorders. (pdffox.com)
  • Later, Arnold Caplan's group described mesenchymal stem/stromal cells (MSCs) as multipotent mesenchymal cell populations which can differentiate into several tissue types, and demonstrated roles for MSCs in the regeneration of bone, cartilage or ligaments in animal and clinical studies [2-4]. (stemcellslab.net)
  • Join our webinar, "CAR-T: Historical Perspectives, Manufacturing, and Clinical Applications," to uncover the revolutionary world of CAR-T cell therapy. (isctglobal.org)
  • This webinar will delve into the revolutionary field of CAR-T cell therapy, exploring its impact in crucial areas such as history and principles, manufacturing processes, and its diverse range of clinical applications. (isctglobal.org)
  • The CCE is a comprehensive facility that develops and manufactures a wide range of cell and gene therapies for early phase clinical trials. (isctglobal.org)
  • Many of the clinical complications of PV relate directly to the increase in blood viscosity associated with red cell mass elevation and indirectly to the increased turnover of red cells, leukocytes, and platelets with the attendant increase in uric acid and cytokine production. (basicmedicalkey.com)
  • There is compelling clinical and experimental evidence to suggest that natural killer (NK) cells play a critical role in the recognition and eradication of tumors. (frontiersin.org)
  • The antitumor effect provided by natural killing has been observed in tumors of hematopoietic and non-hematopoietic origins and reported in diverse in vivo models and clinical series ( 8 ). (frontiersin.org)
  • It is pointed out that protocols based on the using BM cells, permit to work out the tolerance state and now they are estimate at clinical kidney transplantation, during multicentre investigations. (genescells.ru)
Kidney Transplantation1
Cytokine5
  • Effects of hematopoietic stem cell adhesion on marrow stromal cell cytokine p. (rochester.edu)
  • To identify regulators of primitive chronic myeloid leukemia (CML) cells, we performed a high-content cytokine screen using primary CD34 + CD38 low chronic phase CML cells. (haematologica.org)
  • 2 1 There is growing evidence to suggest that primitive CML cells affect the bone marrow (BM) niche, contributing to deregulated cytokine levels. (haematologica.org)
  • Cytokines are essential for the function and maintenance of cells, and altered cytokine levels influence not only leukemic cells, but also the normal HSC within the BM. (haematologica.org)
  • In addition to a role in adaptive immunity, memory CD8+ T cells are involved in innate immunity, being able to become activated and to proliferate under cytokine stimulation (107, 108). (exposed-skin-care.net)
Reversed by autologous1
Progenitor cell1
  • Enhancement of human erythroid progenitor cell growth by media conditioned by a human t-lymphocyte line. (shengsci.com)
Fully elucidated2
  • However, the fate of stem cells under chemotherapy has not been fully elucidated. (ijbs.com)
  • The specific effect on bone marrow fibrosis of JAK2 inhibition, and other rationally based therapies currently being evaluated in myelofibrosis, has yet to be fully elucidated. (haematologica.org)
Blood Marrow Transplant1
Therapies5
  • I have expertise in novel therapies for acute myeloid leukemia, stem cell mobilization and homing, as well as stem cell transplantation. (rochester.edu)
  • Ramos CA, Asgari Z, Liu E, Yvon E, Heslop HE, Rooney CM, Brenner MK, Dotti G " An inducible caspase 9 suicide gene to improve the safety of mesenchymal stromal cell therapies. . (bcm.edu)
  • Therapies for these disorders (eg, intravenous immunoglobulin [IVIG], bone marrow transplantation, gene therapy) are very costly and require highly advanced facilities. (medscape.com)
  • Among PSCs, the donors available for induced pluripotent stem cells (iPSCs) are greatest, providing a potentially universal cell source for all types of cell therapies including cancer immunotherapies using natural killer (NK cells). (molcells.org)
  • Dr. Stroncek's research is focused on developing new cell therapies, improving the manufacturing of cell therapies, investigating the mechanism of action of cellular therapies and identifying cell therapy potency markers. (isctglobal.org)
Human bone1
Peripheral blood3
  • At least 6.5 x 10(8) [corrected] mononuclear cells/kg patient weight were collected from the peripheral blood of each patient, cyropreserved, and returned intravenously following CBV administration. (shengsci.com)
  • Recent studies have shown that soluble factors elaborated by human T lymphocytes enhance erythroid burst formation by human peripheral blood null cells. (shengsci.com)
  • Additionally, a 11-year prospective cohort study of Japanese inhabitants linked low peripheral-blood NK cell cytotoxicity with increased cancer risk ( 12 ). (frontiersin.org)
Immune14
  • White blood cells of the donor's immune system which remain within the donated tissue (the graft) recognize the recipient (the host) as foreign (non-self). (wikipedia.org)
  • HSCs make up a very small population of the hematopoietic system, however, these cells are invaluable as they have the potential to give rise to all mature blood and immune cell types and sustain life-long blood production. (stemcell.com)
  • It functions by slowing or blocking cell growth and compromising the immune system's response. (ijbs.com)
  • This ability of MSCs to adopt a different phenotype in response to sensing an inflammatory environment is not captured in assays that are commonly used to characterize these cells, but it is crucial for understanding their therapeutic potential in immune-mediated disorders. (pdffox.com)
  • Furthermore, T cells and NK cells complement each other in that certain immune suppression mechanisms taken by tumor cells that are effective against T cells, such as the downregulation of human leukocyte antigens (HLA), have proven to be stimulatory for NK cells. (molcells.org)
  • Transduction of CLL cells by CD40 ligand enhances an antigen-specific immune recognition by autologous T cells. (shengsci.com)
  • In the early phases of cancer immune surveillance, NK cells directly identify and lyse cancer cells. (frontiersin.org)
  • Here, we review tumor-NK cell interactions, discuss the mechanisms by which NK cells generate an antitumor immune response, and discuss NK cell-based therapeutic strategies targeting activating, inhibitory, and co-stimulatory receptors. (frontiersin.org)
  • instead of targeting tumor cells, the goal of immunotherapy is to augment and expand the immune system's intrinsic antitumor response. (frontiersin.org)
  • However, a class of important immune-modulators is conspicuously absent: agents that utilize the power of innate immune cells to eradicate tumors. (frontiersin.org)
  • An important class of innate immune cells that play a critical role in mediating the antitumor immune response is the natural killer (NK) cell. (frontiersin.org)
  • NK cells are now accepted to play an important role in both the adaptive and innate immune responses that govern infection, autoimmunity, and tumor immunosurveillance ( 2 , 3 ). (frontiersin.org)
  • As the Bone Marrow (BM) develops and becomes functional, it becomes the main site of blood and immune cell formation. (brainimmune.com)
  • The main research focus of our laboratory is the study of immune reconstitution after hematopoietic stem cell transplantation (HSCT) in humans and the development of strategies that modulate immune responses and tolerance post-transplant. (ulisboa.pt)
Myeloid7
  • Transplantation of enriched myeloid and non-myeloid fractions failed to improve survival. (elsevierpure.com)
  • Chronic myeloid leukemia (CML) is a myeloproliferative neoplasm caused by an acquired 9;22-chromosomal translocation in a hematopoietic stem cell (HSC) resulting in the expression of the BCR-ABL1 fusion protein. (haematologica.org)
  • A heterogenous group of myeloid disorders characterized by somatically mutated hematopoietic stem cells,the presence of variable peripheral cytopenias, and a broad risk of progression to acute myeloid leukemia (AML). (standardofcare.com)
  • 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)
  • Previous studies have shown that children with acute myeloid leukemia (AML) who developed mixed chimerism (MC) were at high risk for relapse after allogeneic stem-cell transplantation (allo-SCT). (shengsci.com)
  • Abnormal DNA methylation modifies HOX genes expression in bone marrow mesenchymal stromal cells of myelodysplasias and de novo acute myeloid leukemias. (lnox-team.org)
  • Comparative study of the immunoregulatory capacity of in vitro generated tolerogenic dendritic cells, suppressor macrophages, and myeloid-derived suppressor cells. (genescells.ru)
Immunotherapy2
Intravenous1
  • Pivotal studies by the group of Horwitz in children with osteogenesis imperfecta, an inherited enzyme deficiency of collagen synthesis by mesenchymal cells in bone, opened the field for intravenous use of MSCs. (stemcellslab.net)
Survival2
  • The purpose of this study is to compare relapse-free survival between participants with FLT3/ITD AML in first morphologic complete remission (CR1) who undergo hematopoietic stem cell transplant (HCT) and are randomized to receive gilteritinib or placebo beginning after the time of engraftment for a two year period. (mayo.edu)
  • Aberrantly expressed cytokines in the bone marrow (BM) niche are increasingly recognized as critical mediators of survival and expansion of leukemic stem cells. (haematologica.org)
Chemotherapy7
  • Hu G, Liu P, Feng J, Jin Y. Transplantation with Bone Marrow Stromal Cells Promotes Wound Healing Under Chemotherapy through Altering Phenotypes. (ijbs.com)
  • Stem cell transplantation is a promising strategy for delayed wound healing caused by chemotherapy. (ijbs.com)
  • Treatment for this condition remains difficult and largely ineffective, because the growth of cells in the wound is inhibited ( 2 ) and chemotherapy usually leads to myelosuppression, the latter of which further compromises the migration of multipotent cells from the bone marrow ( 3 ). (ijbs.com)
  • A Phase II Study of Daratumumab-Hyaluronidase for Chemotherapy-Relapsed/Refractory Minimal Residual Disease (MRD) in T Cell Acute Lymphoblastic Leukemia (T-ALL Rochester, Minn., Jacksonville, Fla. (mayo.edu)
  • Drugs used in chemotherapy work in different ways to stop the growth of tumor cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. (mayo.edu)
  • In the present study, the case of a patient diagnosed with diffuse large B‑cell lymphoma, who received chemotherapy and autologous hematopoietic stem cell transplantation is presented. (spandidos-publications.com)
  • He was treated with chemotherapy (8 R-CHOP protocols) with partial response, followed by high-dose chemotherapy and autologous hematopoietic stem cell transplantation, with a complete response, and was stable for the previous 4 years. (spandidos-publications.com)
20212
  • 2021/2024 Generation and in-depth characterization of antigen-specific regulatory T cells to be applied in allogeneic hematopoietic stem transplantation. (ulisboa.pt)
  • 2020/2021 Development of a novel chimeric antigen receptor T cell therapy using B-cell activating factor, for triple targeting of B-cell specific receptors for multiple myeloma and other mature B cell neoplasms. (ulisboa.pt)
Dendritic cells4
  • B and T cells, type 2 dendritic cells, and natural killer (NK) cells share a common ancestor: common lymphoid progenitor (CLP). (medscape.com)
  • Memory cells travel to the primary follicle, where, after exposure to dendritic cells, they differentiate into centroblasts (immunoglobulin class-switch). (medscape.com)
  • In past the CCE has manufactured dendritic cells, NK cells, virus specific T-cells and mesenchymal stromal cells. (isctglobal.org)
  • This review presents analysis of the modern state of transplant tolerance forming problem in recipient organism by using stem/ progenitory cells of bone marrow (BM) and differentiated immunoregulatory (tolerogenic) subsets of blood cells-regulatory B- and T-lymphocytes (Treg), and regulatory dendritic cells (DCreg). (genescells.ru)
Donor5
  • Engraftment of donor-type MSC-derived osteoblasts was shown using bone specimens and microsatellite DNA marker analysis. (stemcellslab.net)
  • and Medical Director of the National Marrow Donor Program. (isctglobal.org)
  • This way of making iPSCs from adult cells circumvents the need to destroy an embryo from living donor. (bmrat.org)
  • Combined application of BM cells and Treg permits to increase the terms for maintaining of donor chimerism into all cell lines (incuding Tcells) and transplant tolerance in recipient organism. (genescells.ru)
  • 2020/2022 CMV infection and CMV-specific T-cell reconstitution in unrelated donor allo-HSCT after in vivo T-cell depletion with ATG: a comparative study of prophlylaxis with letermovir versus standard of care preemptive. (ulisboa.pt)
Genes1
  • This is done by re-activating critical genes that define embryonic stem cells to make adult stem cells to revert to an embryonic-like state of pluripotency. (bmrat.org)
Long-term survivors2
Mesenchymal Stem2
  • Over the last few decades numerous studies have reported the beneficial effects of mesenchymal stem cells (MSCs) on tissue repair and regeneration. (biomedcentral.com)
  • The mechanisms of radiation-induced lung injury (RILI) and the mechanisms by which mesenchymal stem cells (MSCs) alleviate it. (biomedcentral.com)
HSCT1
  • Likewise, many children are now surviving hematopoietic stem-cell transplantation (HSCT) (see related histology slide below) and require structured long-term follow-up care. (medscape.com)
Engraftment3
  • NOD-SCID-Gamma (NSG) mice) and measuring the presence of human blood cells in the blood or bone marrow (BM) after extended periods of engraftment, e.g., 20 weeks or longer. (stemcell.com)
  • Additional markers can be used to distinguish HSPC subsets within the CD34+ population and isolate HSPCs with different engraftment abilities and capacities to expand or generate mature blood cells in culture. (stemcell.com)
  • Kamble RT, Guo S, Ramos CA, Carrum G " Acute gout at engraftment following hematopoietic transplantation. . (bcm.edu)
Tissues9
  • Introduction Mesenchymal stromal cells (MSCs) are adult, fibroblast-like multipotent cells characterized by the ability to differentiate into tissues of mesodermal origin, such as adipocytes, chondroblasts, and osteoblasts (Friedenstein et al. (pdffox.com)
  • 1999). First identified and isolated from the bone marrow (BM), MSCs can now be expanded from a variety of other tissues including adipose tissue (AT), umbilical cord blood (UCB), skin, tendon, muscle, and dental pulp (Im et al. (pdffox.com)
  • In obese humans, adipocyte-secreted CCL20 may contribute to the deposition of Compact disc4+ helper and Compact disc8+ cytotoxic T lymphocytes within adipose tissues, possibly via connections with CCR6 which was upregulated on T cells in obese adipose tissues (100). (exposed-skin-care.net)
  • However, the main element substances that mediate T cell infiltration into adipose tissues in maturing remain to become discovered. (exposed-skin-care.net)
  • Activation of Typical T Cells in Adipose Tissues Compact disc4+ Purpureaside C T Cell Activation TCRs recognize the current presence of a particular antigen by binding to brief peptide sequences in the antigen that's shown on APCs. (exposed-skin-care.net)
  • further defined that mostly huge adipocytes from obese adipose tissues exhibited an increased expression degree of MHCII substances and acted as APCs to activate Compact disc4+ T cells to secrete IFN- (103). (exposed-skin-care.net)
  • Tachykinins are small neuropeptides from 10-12 amino acids long synthesized in various nuclei of the central nervous system such as the substania gelatinosa of the dorsal spinal cord and certain nuclei of the limbic lobes as well as in a number of non-neuronal tissues like stromal cells of the BM [3]. (brainimmune.com)
  • Organs and tissues are built up by specialized cells from the pool of stem cells that form shortly after fertilization. (bmrat.org)
  • Stem cells are widely defined by two main characteristics: the ability to self-renew (divide in a way that reproduces more identical stem cells) and to differentiate (to turn stem cells into specialized cells that form different organs and tissues). (bmrat.org)
Gene6
  • Other uses of the CFU assay include studying the effects of stimulatory and inhibitory growth factors, screening novel compounds to predict potential toxicity to the hematopoietic system, and testing the effects of various in vitro manipulations (e.g. cell processing, cryopreservation, gene transduction, and transmission) on cellular products used in hematopoietic cell transplantation. (stemcell.com)
  • X-linked agammaglobulinemia (XLA), also known as Bruton agammaglobulinemia, results from a mutation of the BTK gene, which encodes the pre-B-cell receptor (Pre-BCR) and BCR. (medscape.com)
  • In a second study [6], these authors showed that autologous, enzyme-deficient MSCs transduced with a copy of the intact gene resulted in normal collagen production in bone cavities. (stemcellslab.net)
  • In this review, we examine the manufacturing and gene engineering of NK cells generated from iPSCs (iPS-NK) for ACT. (molcells.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)
  • MSCs can not only differentiate into lung alveolar epithelial cells and secrete anti-inflammatory factors, but they also deliver some vehicles for gene therapy in repairing the injured lung, which provides new ideas for managing RILI. (biomedcentral.com)
Cytokines6
  • Increased expression of inflammatory cytokines, lysyl oxidase, transforming growth factor-β, impaired megakaryocyte function, and aberrant JAK-STAT signaling have all been implicated in the pathogenesis of bone marrow fibrosis. (haematologica.org)
  • Out of the 313 unique human cytokines evaluated, 11 were found to expand cell numbers ≥2-fold in a 7-day culture. (haematologica.org)
  • In vitro , CD3 + CD8 + CD27 - CD28 - compared to CD3 + CD8 + CD27 + CD28 + CART cells displayed similar CD19 + target cell-specific cytotoxicity, but were hypoproliferative and produced less cytotoxic cytokines (IFN-γ and TNF-α). (frontiersin.org)
  • Indeed, CD8+ T cells from mouse adipose tissue respond to cytokines and become activated and proliferate under stimulation of IL-12 and IL-18, which are mainly produced by APCs and are elevated in obese adipose tissue (44). (exposed-skin-care.net)
  • Cytokines, cancer vaccines, adoptive cell transfers, and especially checkpoint inhibitors constitute valuable elements in the immunotherapeutic armamentarium. (frontiersin.org)
  • However, CD56 dim NK cells can produce cytokines, specifically IFN-γ, after cell triggering via NKp46 of NKp30 activating receptors or after stimulation with combinations of IL-2, IL-12, and IL-15 ( 7 ). (frontiersin.org)
Pathways1
  • 1 The BCR-ABL1 fusion protein is a constitutively active tyrosine kinase and triggers a cascade of aberrant downstream signaling pathways leading to clonal outgrowth of CML cells and subsequent disease manifestation. (haematologica.org)
Epithelial cells3
  • The CCE is currently manufacturing chimeric antigen receptor (CAR) T-cells, T-cell receptor (TCR)-engineered T-cells, cancer vaccines, induced pluripotent stem cells (iPSC), retinal pigmented epithelial cells derived from autologous iPSC and genetically modified hematopoietic stems cells. (isctglobal.org)
  • Alveolar epithelial cells participate in the pathogenesis of fibrosis, producing pro-inflammatory mediators, and undergoing epithelial-to-mesenchymal transition (EMT). (biomedcentral.com)
  • Cystic fibrosis (CF) is an autosomal recessive genetic disease characterized by the hypersecretion of mucus by specialized epithelial cells in the lungs. (healthdrugpdf.com)
Autoimmune Diseases1
  • Pemphigus vulgaris (PV) is a life-threate- disorders and to shed a light on the role of ning blistering skin disease in which pa- mast cells in autoimmune diseases [ 7 ]. (who.int)
Cyclophosphamide1
Adipose tissue6
  • Low-power view of hematoxylin-eosin-stained bone marrow showing hypocellularity, with increased adipose tissue and decreased hematopoietic cells in the marrow space. (medscape.com)
  • Low power, H and E showing a hypocellular bone marrow with increased adipose tissue and decreased hematopoietic cells in the marrow space. (medscape.com)
  • However, its role in aging-related adipose tissue CD4+ T cell activation remains to be investigated. (exposed-skin-care.net)
  • CD8+ T Cell Activation Compared to CD4+ T cells, CD8+ T cells show a greater increase in adipose tissue in obesity and in aging (31, 43, 106). (exposed-skin-care.net)
  • Similar to CD4+ T cells, CD8+ T cells exhibit effector memory or effector phenotypes expressing elevated levels of IFN- in obese adipose tissue (31, 44). (exposed-skin-care.net)
  • The mechanism for CD8+ T cell activation in adipose tissue is not fully understood. (exposed-skin-care.net)
Immunosuppression1
Cancer12
  • Blinatumomab is a Bi-specific T-Cell Engager ('BiTE') that may interfere with the ability of cancer cells to grow and spread. (mayo.edu)
  • Monoclonal antibodies, such as inotuzumab ozogamicin, may block cancer growth in different ways by targeting certain cells. (mayo.edu)
  • Dormant cancer cells: programmed quiescence, senescence, or both? (nature.com)
  • Cancer Cell 18 , 485-498 (2010). (nature.com)
  • Adoptive cell transfer (ACT) is the latest arsenal in the battle against cancer. (molcells.org)
  • 3) We are defining the properties of cancer stem cells that initiate and sustain the unique disease features of acute leukemias through the use of various adoptive animal models. (stanford.edu)
  • We've screened more than 1,275 cancer cell lines as part of the Cancer Dependency Map (DepMap). (broadinstitute.org)
  • The recent FDA approvals of the programmed cell death protein 1 (PD-1)-targeted checkpoint inhibitors pembrolizumab and nivolumab mark the latest successes in the rapidly expanding field of cancer immunotherapies. (frontiersin.org)
  • NK cell infiltration into tumor tissue is associated with better disease prognosis in colorectal cancer, clear cell renal cell carcinoma, and lung carcinomas ( 9 - 11 ). (frontiersin.org)
  • Stem cells are not only widely used for regenerative medicine, but are also considered as a useful tool for cancer treatment. (bmrat.org)
  • Cancer vaccines based on the knowledge of cancer stem cells have been studied and applied for cancer treatment. (bmrat.org)
  • This re- view discusses stem cell applications in transplantation, stem cell-based carriers, induced-pluripotent stem cells, can- cer stem cells, and potential of stem cells engineering to revolutionize cancer treatment. (bmrat.org)
Regenerative medicine1
  • The discovery of human pluripotent stem cells (PSCs) at the turn of the century opened the door to a new generation of regenerative medicine research. (molcells.org)
Adhesion1
  • Little is known about molecular mecha- desmosomal glycoproteins, resulting in the nisms affecting mast cell and T lympho- loss of keratinocyte cell-cell adhesion [ 1 ]. (who.int)
Clonal outgrowth1
Irradiation2
  • Methodology/Principal Findings: Autologous bone marrow was cultured in mesenchymal basal medium and adherent cells were harvested for transplantation to C57Bl6 mice, 24 and 72 hours after lethal whole body irradiation (10.4 Gy) or abdominal irradiation (16-20 Gy) in a single fraction. (elsevierpure.com)
  • High risk of acute pulmonary toxicity with both myeloablative and non-myeloablative total body irradiation-based conditioning for allogeneic stem cell transplantation. (dukecancerinstitute.org)
Genetically1
  • There already exist several protocols to genetically modify and differentiate iPSCs into NK cells, and each has its own advantages with regards to immunotherapies. (molcells.org)
Diffuse large B5
  • Diffuse large B cell lymphoma (DLBCL) represents the most frequent form of non-Hodgkin's lymphoma (NHL). (frontiersin.org)
  • However, it has not been validated as a prognostic marker for diffuse large B-cell lymphoma (DLBCL) to date. (biomedcentral.com)
  • Diffuse large B-cell lymphoma (DLBCL) is the most common type of non-Hodgkin lymphoma (NHL) in the world, accounting for 30-40% of all adult NHLs [ 1 ]. (biomedcentral.com)
  • In the present study, the case of a patient with diffuse large B-cell lymphoma evolving from grade 3a follicular lymphoma, who maintained a complete response for 4-years, and then presented with severe isolated thrombocytopenia, is reported. (spandidos-publications.com)
  • The patient had been diagnosed 5 years prior to this presentation with diffuse large B-cell lymphoma evolving from grade 3a follicular lymphoma. (spandidos-publications.com)