• To optimize their currently limited efficacy in solid tumors, increased understanding of their pharmacokinetics and in vivo internalization is needed. (bvsalud.org)
  • Slavin pioneered the use of immunotherapy mediated by allogeneic donor lymphocytes and innovative methods for stem cell transplantation for the cure of hematological malignancies and solid tumors, and using hematopoietic stem cells for induction of transplantation tolerance to bone marrow and donor allografts. (wikipedia.org)
  • In early 1987 Slavin introduced the concept of cancer immunotherapy using donor lymphocytes infusion (DLI) for the treatment and prevention of recurrent disease and pioneered the use of adaptive allogeneic cell-mediated immunotherapy and cytokine-activated lymphocytes for both treatment and prevention of relapse following allogeneic and autologous stem cell transplantation for hematologic malignancies and solid tumors. (wikipedia.org)
  • These observations that confirmed the therapeutic benefits of cell therapy led to the development of new concepts for the treatment of hematologic malignancies and solid tumors focusing on utilizing well-tolerated non-myeloablative stem cell transplantation as a platform for cell therapy of cancer targeting killer cells against chemotherapy-resistant malignant cells. (wikipedia.org)
  • Main goal of this work is to investigate metabolic status of peripheral blood mononuclear cells (PBMC) in patients with solid tumors (neuroblastoma, Ewing sarcoma) and lymphoma (Hodgkin and nonHodgkin). (gov.rs)
  • 1 , 2 The anti-tumor effect of DLI is mediated by donor T cells recognizing allo-antigens on the malignant cells of the recipient. (haematologica.org)
  • Donor T cells may also induce GvHD due to recognition of allo-antigens on non-malignant tissues of the patient. (haematologica.org)
  • This phase I trial assessed the safety, efficacy, and immunologic responses to minor histocompatibility antigens following nonmyeloablative allogeneic hematopoietic cell transplantation as treatment for metastatic renal cell carcinoma. (aacrjournals.org)
  • Patients were monitored for donor engraftment of myeloid and lymphoid cells, for clinical response by serial imaging, and for immunologic response by in vitro isolation of donor-derived CD8 + CTLs recognizing recipient minor histocompatibility (H) antigens. (aacrjournals.org)
  • Clones from three patients with a partial response or stable disease recognized antigens expressed on renal cell carcinoma tumor cells. (aacrjournals.org)
  • CD8 + CTL-recognizing minor H antigens on tumor cells can be isolated posttransplant and could contribute to the graft- versus -tumor effect. (aacrjournals.org)
  • T cells can be genetically modified to express chimeric antigen receptors (CARs) that specifically target malignancy-associated antigens. (survivornet.com)
  • CAR-expression on T or NK cells allows them to specifically target cancer cells via recognition of tumor associated antigens. (nature.com)
  • The addition of separate adapter molecules (AMs) specific for tumor antigens and CAR-immune cells targeting these AMs allows a more precise and temporally limited therapy. (nature.com)
  • Thereby, several antigens can be targeted at once and the therapy can be adapted in case antigen-loss tumor variants appear. (nature.com)
  • Sixty percent of cases express 1 or more T-cell antigens (CD3 + , CD43, or CD45RO). (medscape.com)
  • Autoimmune diseases are complex diseases characterized by the loss of immunological tolerance to self-antigens and sustained aberrant immunological response against healthy cells and tissues, leading ultimately to the overproduction of autoreactive immune cells and/or autoantibodies ( 1 , 2 ). (frontiersin.org)
  • 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)
  • IFN-γ release assays (IGRAs) are in vitro blood tests that measure T-cell release of IFN-γ after stimulation with antigens unique to Mycobacterium tuberculosis . (atsjournals.org)
  • Transduction of CLL cells by CD40 ligand enhances an antigen-specific immune recognition by autologous T cells. (shengsci.com)
  • MDSCs are characterized by myeloid origin, immature state, and most importantly by their potent ability to suppress different aspects of immune responses, especially T cell proliferation and cytokine production [ 7 ]. (biomedcentral.com)
  • Baxter International recognized the potential of cell therapy and signed an agreement which resulted in significant investment with Slavin at Hadassah Medical Center for further development of new approaches based on cell therapy for the treatment of cancer, autoimmune diseases, and organ transplantation based on new methods for regulation rather than non-specific suppression of the immune system. (wikipedia.org)
  • It uses a person s own T cells, which are part of the immune system. (survivornet.com)
  • For a long time, stem cells have been utilized to renew the immune system for radiation or chemo- therapy treated patients. (bmrat.org)
  • Besides modification based on a second-generation CAR, more advanced CAR-immune cell therapeutics are being tested, which utilize precise insertion of genes to circumvent graft-versus-host disease (GvHD) or employ a dual targeting approach and adapter CARs in order to avoid therapy resistance caused by antigen loss. (nature.com)
  • Normally, potentially malignant cells are continuously eliminated by the immune system, but cancer cells can accumulate certain mutations, which allow them to escape these mechanisms [ 2 ]. (nature.com)
  • Cancer immunotherapies aim to support or boost the patient's immune system to enable the effective clearance of cancer cells. (nature.com)
  • One way to achieve this is to genetically modify immune cells, mainly T cells and recently also natural killer (NK) cells, to express chimeric antigen receptors (CARs). (nature.com)
  • Furthermore, the so-called adapter CARs have been developed by splitting antigen recognition and CAR-immune cell activation. (nature.com)
  • CAR-modified immune cells are expanded until sufficient cell numbers are attained and are adoptively transferred into the patient to fight malignant cells. (nature.com)
  • Prior to infusion of the CAR-modified immune cells, lymphodepletion is performed in most therapeutic settings to allow efficient cell engraftment [ 10 ]. (nature.com)
  • Autoimmune diseases are usually complex and multifactorial, characterized by aberrant production of autoreactive immune cells and/or autoantibodies against healthy cells and tissues. (frontiersin.org)
  • Adaptive immune cells, including B and T cells, have been demonstrated to be primary contributors to the overactive immune response and overproduction of antibodies. (frontiersin.org)
  • Toll-like receptor family (TLRs), pattern recognition receptors, is expressed not only on immune cells but also on non-immune cells, including cardiomyocytes, fibroblasts, and vascular endothelial cells. (biomedcentral.com)
  • Immune function abnormalities in peripheral blood mononuclear cell cytokine expression differentiates stages of cutaneous T-cell lymphoma/mycosis fungoides. (uams.edu)
  • Epstein-Barr virus (EBV) is usually maintained in an asymptomatic and latent form by the host immune system, and primarily by EBV-specific cytotoxic T cells (CTLs). (researchgate.net)
  • Here we review the data for the use of QuantiFERON-TB Gold In-Tube and T-SPOT.TB, the two currently available IGRAs, in immunocompromised adults, including persons infected with HIV, patients with immune-mediated inflammatory disorders, candidates for treatment with tumor necrosis factor-α inhibitors, patients receiving hemodialysis, solid-organ transplant recipients, and patients with cancer. (atsjournals.org)
  • Efficient antiviral T-cell responses are necessary to clear infection, which is hampered by delayed immune reconstitution and medical immunosuppression after HSCT. (biomedcentral.com)
  • Identification of new immunodominant epitopes will facilitate and broaden immune assessment strategies to identify patients suitable for T-cell transfer. (biomedcentral.com)
  • While numerous teams continue to refine and expand the role of bone marrow and cord blood stem cells for their vanguard uses in blood and immune disorders, many others are looking to expand the uses of the various types of stem cells found in bone marrow and cord blood, in particular mesenchymal stem cells, to uses beyond those that could be corrected by replacing cells in their own lineage. (biomedcentral.com)
  • A significant proportion of clinical studies that are underway involve bone marrow and cord blood stem cells for blood and immune disorders [ 3 ] and cancers. (biomedcentral.com)
  • This includes bone and cartilage repair, cell types into which MSCs readily differentiate, and immune conditions such as graft versus host disease and autoimmune conditions that utilize the MSC's immune suppressive properties. (biomedcentral.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)
  • 2007). In addition to their stem/progenitor properties, MSCs have also been shown to possess broad immunoregulatory abilities and are capable of influencing both adaptive and innate immune responses. (pdffox.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)
  • First, we are interested in Epstein Barr Virus-mediated mechanisms of immune evasion with particular emphasis on pathways that promote survival and proliferation of EBV B cell lymphomas, the characterization of the human T cell and NK cell response to EBV and the identification of novel therapeutics for treatment of EBV B cell lymphomas. (stanford.edu)
  • High-dimensional profiling of pediatric immune responses to solid organ transplantation. (stanford.edu)
  • T-cell receptor (TCR) gene transfer is an attractive strategy for rapid in vitro generation of high numbers of antigen specific T cells. (haematologica.org)
  • Both MDSC phenotypes pre-ASCT but not post-ASCT similarly suppressed in vitro autologous T and natural killer T cell proliferation. (biomedcentral.com)
  • The method of stimulating isolated cells with CSE in vitro has been explored and frequently applied to determine the direct causes in the relationships between cigarette smoking and cellular functions [ 15 ]. (hindawi.com)
  • In this study, in attempt to provide fresh information about the impact of CS on proliferation of EPCs to elucidate the pathophysiological mechanisms of the diseases related to CS in cellular level, we assessed the proliferation of EPCs after interfering the cells with a series of concentrations of CSE for various times of exposure in vitro . (hindawi.com)
  • Although liver failure can be treated via hepatocyte transplantation, it also faces multiple problems comprising the shortage of high-quality hepatocytes sources, rejection of allogeneic transplants, difficulty to expand, and losing hepatic characteristics in vitro [ 7 , 8 ]. (springer.com)
  • We have constructed a novel anti-BCMA CAR that can specifically recognize BCMA- expressing target cells in vitro and eradicate BCMA-expressing tumors in mice. (survivornet.com)
  • elicits antiproliferative and proapoptotic activities in vitro in solid and hematologic tumor cells. (medscape.com)
  • Furthermore, we demonstrated that these automatically isolated cells bear proliferation and differentiation capacities comparable to manually isolated cells in vitro. (biomedcentral.com)
  • Kondziolka and colleagues used N-Tera 2 cells derived from a lung metastasis of a human testicular germ cell tumour that when treated with retinoic acid generate postmitotic neurons that maintain a fetal neuronal phenotype indefinitely in vitro (LBS neurons). (bmj.com)
  • Here we compared T-cell functions including the number of circulating CD3 + T cells, in vitro responses to mitogens, T-cell receptor (TCR) repertoire, TCR excision circles (TREC) levels, and regulatory T cells (Tregs) enumeration in several immunodeficinecy subtypes, clinically presenting with nonreactive residual cells (MHC-II deficiency) or reactive cells. (hindawi.com)
  • Between February 1986 and March 1990, 56 patients with relapsed Hodgkin's disease treated with high-dose cyclophosphamide, carmustine, and etoposide (CBV) received an autologous peripheral stem cell transplantation (PSCT) rather than an autologous bone marrow transplantation (ABMT) because each patient had a marrow abnormality, either hypocellularity or tumor involvement. (shengsci.com)
  • In the orthotopic mouse model, tumor growth inhibition was observed by gross measurement of luciferase activity, as well as a reduced proportion of AML blasts in the bone marrow, as determined by flow cytometry and immunohistochemistry (IHC) staining. (bvsalud.org)
  • In 1975-1978, Slavin trained in clinical immunology/rheumatology at the Division of Immunology, Stanford University School of Medicine and later on in 1978, trained in clinical bone marrow transplantation under the late E.D. Thomas at the Fred Hutchinson Cancer Research Center in Seattle, Washington. (wikipedia.org)
  • Upon returning to Jerusalem, he opened the first Bone Marrow Transplantation Center at the Hadassah University Hospital, which was later recognized as Israel's National Bone Marrow Transplantation and & Cancer Immunotherapy Center. (wikipedia.org)
  • The bone-marrow-derived endothelial progenitor cells (EPCs) provide an alternative source of endothelial cells (ECs) that contributes to neovessel formation in endothelium structure [ 4 , 5 ]. (hindawi.com)
  • Adult stem cells were firstly isolated from bone marrow in mice (Spangrude, Heimfeld, and Weissman, 1988) and later in humans. (bmrat.org)
  • CD133 + stem cells were purified from patient-derived sternal bone marrow using the recently developed automatic CliniMACS Prodigy® BM-133 System (Prodigy). (biomedcentral.com)
  • Experiments were performed on PBMC samples of patients that were: a) subjected to mobilization of stem cells from bone marrow, b) not subjected to mobilization, and c) healthy donors (control group). (gov.rs)
  • Sadan O, Melamed E, Offen D. Bone-marrow-derived mesenchymal stem cell therapy for neurodegenerative diseases. (jamanetwork.com)
  • Myeloma is a B-cell malignancy that is characterised by the monoclonal expansion and accumulation of abnormal plasma cells within the bone marrow. (bmj.com)
  • Human endothelial progenitor cells (hEPCs) are adult stem cells, located in the bone marrow and peripheral blood. (intechopen.com)
  • In the 1970s, Friedenstein and colleagues [1] first reported that locally applied culture-expanded populations of bone marrow stroma-derived fibroblastic cells remained at their injection sites under the kidney capsule, where an ectopic hematopoiesis was initiated. (issca.us)
  • 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]. (issca.us)
  • 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. (issca.us)
  • This concept started from the observation that bone marrow transplantation can provide stromal cells able to synthesize intact collagen type I, replacing deficient patient cell function and ameliorating disease symptoms [5]. (issca.us)
  • 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. (issca.us)
  • Spontaneous In Vivo Chondrogenesis of Bone Marrow-Derived Mesenchymal Progenitor Cells by Blocking Vascular Endothelial Growth Factor Signaling. (unibas.ch)
  • Fat-Derived Stromal Vascular Fraction Cells Enhance the Bone-Forming Capacity of Devitalized Engineered Hypertrophic Cartilage Matrix. (unibas.ch)
  • Generation of a Bone Organ by Human Adipose-Derived Stromal Cells Through Endochondral Ossification. (unibas.ch)
  • Engineering Small-Scale and Scaffold-Based Bone Organs via Endochondral Ossification Using Adult Progenitor Cells. (unibas.ch)
  • There are many studies involving autologous therapies and some allogenic therapies, based on the recovery of mobilized bone marrow cells, including mesenchymal stem cells (MSCs) and adipose derived stem cells that also include the stromal or adherent cell type that has an MSC phenotype. (biomedcentral.com)
  • The use of patient's own bone marrow aspirates, hematopoietic stem cells and MSCs, for heart muscle tissue repair can be puzzling because these cells do not normally contribute to the cardiac lineage types that are desired. (biomedcentral.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)
  • Recent studies have shown that soluble factors elaborated by human T lymphocytes enhance erythroid burst formation by human peripheral blood null cells. (shengsci.com)
  • 3 Autologous lymphocytes genetically modified with the TCR for MART-1/Melan-A have been adoptively transferred to patients with advanced melanoma. (haematologica.org)
  • Although human CD20 has previously been described as functional selection marker and suicide gene after retroviral transfer to T lymphocytes, 9 , 10 the specificities of these T cells were unknown, and therefore a potential effect of CD20 on antigen-specific T-cell functions could not be investigated. (haematologica.org)
  • CD8+ T cells, also called cytotoxic T lymphocytes (CTL), are one subtype of T cell ( 6 ), characterized by robust production of interferon (IFN)-γ and cytolytic activities via perforin (PRF)/granzymes (GZM) or Fas mechanisms to kill target cells ( 7 ). (frontiersin.org)
  • While the autoreactive cells displayed significantly reduced Tregs numbers, the alloreactive transplacentally acquired maternal lymphocytes had high functional Tregs. (hindawi.com)
  • In some cases, T cells may present, as a result of residual autologous cells or transplacentally acquired maternal lymphocytes [ 1 ]. (hindawi.com)
  • The origin of the reactive cells in such patients are either thymic release of T-cells that expand at the periphery or transplacentally transfers of maternal T lymphocytes. (hindawi.com)
  • A distinctive feature of SCID patients, which sometimes can clinically resemble Omenn, [ 6 ] is the presence of alloreactive cells originated from transplacentally maternal T lymphocytes. (hindawi.com)
  • This was associated with increased infiltration of macrophages, lymphocytes, and mast cells. (oaji.net)
  • More recently, he's been working on the use of multi-potent mesenchymal stem cells (MSCs) in regenerative medicine for the treatment of neurological, systemic, and orthopedic disorders. (wikipedia.org)
  • MSCs have the capacity of multiple differentiations and self-renewal and have been proven to be able to differentiate into a series of cell lineages, such as adipocytes, osteoblasts, chondroblasts, and hepatocyte-like cells (HLCs). (springer.com)
  • Therefore, MSCs may help resolve issues restricting the application of hepatocyte transplantation. (springer.com)
  • The HUCMSCs derived different donors have individual heterogeneity, which potentially lead to distinct therapeutic outcomes in mouse liver fibrosis, indicating we could make use of the donor-variation of MSCs to screen out guaranteed general indicators of MSCs for specific diseases in further stem cell therapy. (researchsquare.com)
  • Mesenchymal stem cells (MSCs) have been widely tested for treating a variety of refectory medical indications such as type 1 diabetes mellitus, systemic lupus erythematosus, rheumatoid arthritis and Crohn's disease due to their multiple differentiation potentials and immunomodulation capability [1-5]. (researchsquare.com)
  • Over the past few years, MSCs researches have achieved some inspiring results and some of which moved up to clinic period from preclinical phases, resulting in the marketing approval of a few cell-based therapy products (CTPs) by different national regulatory authorities [18]. (researchsquare.com)
  • We established a Good Manufacturing Practice (GMP) grade cell facility to produce clinic-grade human umbilical cord derived MSCs (HUCMSCs) for treating premature ovarian failure (POF) and recurrent uterine adhesion [18, 20]. (researchsquare.com)
  • 12 Bang and colleagues reported the safety and feasibility of intravenous infusion of autologous mesenchymal stem cells (MSCs) with no reported adverse effects in five patients treated with intravenous MSCs. (bmj.com)
  • Mesenchymal stem/stromal cells (MSCs) are increasingly used as an intravenously applied cellular therapeutic. (issca.us)
  • Therefore, the authors concluded that transplantation of isolated healthy allogeneic MSCs might cure the disease. (issca.us)
  • The tissue source of the MSCs was in most cases not decisive, and cells from various tissue sources were explored. (issca.us)
  • and signals from the injected cells were found early after administration of the MSCs at the highest frequencies in the lungs, followed by liver and spleen. (issca.us)
  • 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)
  • In response to this challenge, the International Society for Cellular Therapy formulated minimal criteria for defining MSCs in order to create a broader consensus for more uniform characterization of these cells (Dominici et al. (pdffox.com)
  • Compared with the reference 1+1 antibody, ABL602 did not induce the release of cytokines including interleukin-6 and tumor necrosis factor-α in the healthy donor-derived peripheral blood mononuclear cell. (bvsalud.org)
  • These genes are involved in T cell regulation, including interferons, interleukin (IL),tumor necrosis factor (TNF), as well as linker for activation of T cells (LAT), cytotoxic T-lymphocyte-associated antigen 4 (CTLA4), and adapter proteins. (frontiersin.org)
  • To investigate association of apoptosis in the pathogenesis of EBV-associated HLH, the serum EBV loads, and serum concentrations of soluble tumor necrosis factor receptor 1 (sTNF-R1), soluble Fas ligand, and cytochrome c were examined in 15 patien. (researchgate.net)
  • 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)
  • The aim of adoptive T-cell therapy of cancer is to selectively confer immunity against tumor cells. (haematologica.org)
  • The data support the broad value of CD20 as safety switch in adoptive T-cell therapy. (haematologica.org)
  • In this study, we investigated the use of CD20 as safety switch after retroviral transfer to T cells with different cytomegalovirus (CMV) specificities, and conclude that CD20 may be broadly applicable as safeguard in adoptive T-cell therapy. (haematologica.org)
  • Antitumor therapy effects were evaluated by monitoring tumor growth and immunohistochemistry. (bvsalud.org)
  • The choice of chemotherapy depends on several factors, including the patient's performance status, age, renal function, desire for inpatient or outpatient therapy, and likelihood of receiving future autologous stem cell transplantation. (medscape.com)
  • In elderly patients or patients in whom autologous transplantation is not possible in the future, melphalan and prednisone (MP) therapy is preferred because of its ease of administration and low toxicity. (medscape.com)
  • According to the European Medicines Agency (EMA) BM-derived CD133 + stem cells intended for the regeneration of human ischemic heart tissue are classified as an advanced therapy medicinal product (ATMP) [ 17 ]. (biomedcentral.com)
  • The data on the prognostic and predictive role of the tumor molecular biomarkers, as well as on clinically used and cellular therapy approaches and developing targeted drugs are presented, and the prospects for the future research are outlined. (cttjournal.com)
  • Special advances are achieved in HER-positive tumors using targeted therapy with drugs which suppress the tumor cell growth factors (trastuzumab, herceptin). (cttjournal.com)
  • Lately, CAR-NK cell therapies have also come into focus as novel therapeutic options to address hurdles related to CAR-T cell therapies, such as therapy-induced side effects. (nature.com)
  • Most CAR-T cell-based gene therapy products that are under clinical evaluation consist of autologous enriched T cells, whereas CAR-NK cell-based approaches can be generated from allogeneic donors. (nature.com)
  • An autologous CAR-T or NK cell therapy comprises several steps as shown in Fig. 1 . (nature.com)
  • Among all, cell transplantation therapy is considered the most favourable treatment strategy for femoral head necrosis. (ijpsonline.com)
  • The main objective of this communication is to study the treatment of femoral head necrosis with cell replacement therapy and also its effects by focusing on the disease stages. (ijpsonline.com)
  • Evolving insights in the pathogenesis and therapy of cutaneous T-cell lymphoma (mycosis fungoides and Sezary syndrome). (uams.edu)
  • Novel biomarkers, dysregulated epigenetics, and therapy in cutaneous T-cell lymphoma. (uams.edu)
  • New targets of therapy in T-cell lymphomas. (uams.edu)
  • Mesenchymal stem cells induced to secrete neurotrophic factors attenuate quinolinic acid toxicity: a potential therapy for Huntington's disease. (jamanetwork.com)
  • Sadan O, Shemesh N, Cohen Y, Melamed E, Offen D. Adult neurotrophic factor-secreting stem cells: a potential novel therapy for neurodegenerative diseases. (jamanetwork.com)
  • Although there was evidence of a response to CTD (M-protein 34 g/L), bortezomib and dexamethasone treatment was initiated as an alternative, but this was discontinued after three cycles due to progressive disease (M-protein 49 g/L). The patient was then treated with lenalidomide and dexamethasone with the aim of reducing disease burden prior to high-dose therapy and autologous stem cell transplantation. (bmj.com)
  • Preclinical studies suggest that cell therapy may be safe and effective in improving functional outcomes. (bmj.com)
  • Several recent clinical trials have reported safety and some improvement in outcomes following cell therapy administration in ischaemic stroke, which are reviewed. (bmj.com)
  • Cell therapy may provide a promising new treatment for stroke reducing stroke-related disability. (bmj.com)
  • Further investigation is needed to determine specific effects of cell therapy and to optimise cell delivery methods, cell dosing, type of cells used, timing of delivery, infarct size and location of infarct that are likely to benefit from cell therapy. (bmj.com)
  • Cell therapy is one approach to enhancing recovery after stroke. (bmj.com)
  • 9 Clinical trials of cell therapy completed in the 2000s mostly treating small cohorts of patients with chronic stroke demonstrated adequate safety and a suggestion of efficacy with the use of cell therapy. (bmj.com)
  • 13 These early clinical trials mostly focused on chronic subcortical strokes, but more recent trials are now investigating cell therapy for treatment of both cortical and subcortical infarcts. (bmj.com)
  • This chapter provides an overview of the key role of hEPC in promoting angiogenesis and their potential use for cell therapy. (intechopen.com)
  • Treating such diseases remains difficult and several strategies have been used to stimulate the growth of blood vessels and promote regeneration of ischaemic tissues, such as the use of recombinant proteins and gene therapy. (biomedcentral.com)
  • The use of cell therapy for vascular regeneration offers an exciting new prospect in regenerative medicine. (biomedcentral.com)
  • Cells for vascular therapy must be able to home to ischaemic or damaged tissue and engage in vessel formation alone or in unison with resident vasculature to achieve a controlled and functional reperfusion event, without causing pathological angiogenesis (for example, proliferative retinopathy in the vitreous of the eye). (biomedcentral.com)
  • A cell therapy approach should be aimed at promoting revascularisation of ischaemic tissue. (biomedcentral.com)
  • Finally, one should consider cell choice, a critical aspect of any cell therapy. (biomedcentral.com)
  • Using procedures developed by Slavin and his team, treatment of cancer is based on bright rather than aggressive treatment with conventional chemotherapy, which is associated with immediate and late procedure-related toxicity and mortality, aiming at selective elimination of all malignant cells including cancer stem cells. (wikipedia.org)
  • As such, innovative reduced intensity conditioning (RIC) or non-myeloablative stem cell transplantation (NST) was pioneered by Slavin for safer stem cell transplantation for the treatment of malignant and life-threatening non-malignant disorders correctable by using stem cells and post-transplant immunotherapy if indicated for all patients in need. (wikipedia.org)
  • B-cell maturation antigen (BCMA) is a protein expressed by normal plasma cells and the malignant plasma cells of multiple myeloma. (survivornet.com)
  • PC-ALCL is one of the primary cutaneous CD30 + T-cell lymphoproliferative disorders, a wide spectrum of disease, with lymphomatoid papulosis (LyP) at the benign end of the spectrum and PC-ALCL at the malignant end. (medscape.com)
  • Medulloblastoma (MB) is the most common malignant childhood brain tumor with the propensity to disseminate at an early stage, and is associated with high morbidity. (biomedcentral.com)
  • Increased expression of CTLA-4 in malignant T-cells from patients with mycosis fungoides -- cutaneous T cell lymphoma. (uams.edu)
  • RIC or NST made it possible to apply much safer curative stem cell transplantation for every patient in need with no lower or upper age restriction, including patients with less than optimal clinical conditions that would not be eligible for the standard myeloablative stem cell transplantation. (wikipedia.org)
  • The aims of this article are to review the current knowledge regarding therapeutic mechanisms of mesenchymal stem cells in acute liver failure, to discuss recent advancements in preclinical and clinical studies in the treatment of mesenchymal stem cells, and to summarize the methodological improvement of mesenchymal stem cell transplantation in treating liver failure. (springer.com)
  • Several clinical trials have shown remarkable beneficial effects following their intramyocardial transplantation. (biomedcentral.com)
  • Recently, several clinical trials showed an increased left ventricular ejection fraction (LVEF) and an improved regional perfusion following intramyocardial application of cluster of differentiation (CD) 133 + stem cells [ 5 - 9 ]. (biomedcentral.com)
  • Yet, CD133 + stem cells for clinical use are purified using manual or semi-automatic devices based on the conventional magnetic cell sorting (MACS®) technique. (biomedcentral.com)
  • In this review, we are going to take a closer look at the commercial CAR-T cell therapies, as well as on CAR-T and CAR-NK cell products, which are currently under evaluation in clinical trials, that are being conducted in Germany. (nature.com)
  • Hematopoietic stem cell transplantation (HSCT) is a standard clinical practice for more than 50 years. (gov.rs)
  • Systemic treatment with adipose-derived mesenchymal stem cells ameliorates clinical and pathological features in the amyotrophic lateral sclerosis murine model. (jamanetwork.com)
  • Bach2 repression mediates Th17 cell-induced inflammation and associated with clinical features of the advanced disease in chronic pancreatitis United European Gastroenterology Journal (In Press 2017). (aighospitals.com)
  • This review will examine the clinical potential of several stem and progenitor cells that may be utilised to regenerate defunct or damaged vasculature and restore blood flow to the ischaemic tissue. (biomedcentral.com)
  • In contrast, patients with self-reactive cells have significant autoimmune features in addition to their clinical and molecular immunodeficient state. (hindawi.com)
  • In recent years, clinical trials with stem cells have taken the emerging field in many new directions. (biomedcentral.com)
  • The rapid advance of stem cell clinical trials for a broad spectrum of conditions warrants an update of the review by Trounson (2009) [ 1 ]. (biomedcentral.com)
  • There has been a rapid surge in clinical trials involving stem cell therapies over the last two to three years and those trials are establishing the clinical pathways for an emergent new medicine. (biomedcentral.com)
  • Placenta-derived stem cells are being considered for similar uses and are in Phase III clinical trial for critical limb ischemia by Israel's Pluristem Therapeutics. (biomedcentral.com)
  • We have chosen to concentrate on the emerging therapeutics that broadly involves a wide range of cell types in clinical trials registered on the National Institutes of Health's clinical trials web site. (biomedcentral.com)
  • His pioneering work spans discoveries in basic biology of blood stem cells and leukemia to first-in-human clinical trials for people with cancer and heart diseases, alongside shaping innovative policies in state health and healthcare financing. (ufl.edu)
  • Determine the safety and feasibility of administering T cells expressing an anti-BCMA CAR to patients with MM. (survivornet.com)
  • This study demonstrated safety and feasibility of stereotactic cell implantation, although there was no significant improvement in functional outcomes. (bmj.com)
  • CD20-transduced T cells with and without co-transferred T-cell receptor were efficiently eliminated by complement dependent cytotoxicity induced by therapeutic anti-CD20 antibody rituximab. (haematologica.org)
  • The therapeutic approach to renal cell carcinoma (RCC) is guided by the probability of cure, which is related directly to the stage or degree of tumor dissemination. (medscape.com)
  • Recently, stem cells are being engineered to carry therapeutic reagents to target tumor sites. (bmrat.org)
  • Adult stem cells remain of particular interest as therapeutic agents for cardiac regeneration in ischemic heart disease [ 1 - 4 ]. (biomedcentral.com)
  • To compare the heterogeneities of human umbilical cord mesenchymal stem cells (HUCMSCs) derived from different donors and test their therapeutic variations in mouse liver fibrosis model. (researchsquare.com)
  • To determine therapeutic potential of hematopoietic stem cell (HSC), we need to understand better correlation between the metabolic/energy status of the cells and stages of stem cell differentiation during hematopoiesis. (gov.rs)
  • Recently, there has been growing interest in the therapeutic potential of using a cell-based approach to treat vasodegenerative disorders. (biomedcentral.com)
  • In particular, we focus on the therapeutic potential of endothelial progenitor cells as an exciting new option for the treatment of ischaemic diseases. (biomedcentral.com)
  • There is a therapeutic window in which to deliver the cells, to avoid extensive tissue damage, fibrosis and necrosis. (biomedcentral.com)
  • Solid organ transplantation is an important therapeutic option for children with a variety of end stage diseases. (stanford.edu)
  • Therapeutic plasma exchange removes plasma components from blood. (msdmanuals.com)
  • The use of CD20 as suicide gene was investigated in CMV specific T cells and in T cells genetically modified with an antigen specific T-cell receptor. (haematologica.org)
  • Autologous as well as allogeneic CD8 + T cells transduced with tumor antigen specific T cell receptors (TCR) may cause significant tumor lysis upon adoptive transfer. (oncotarget.com)
  • Peripheral blood mononuclear cells (PBMC) were collected from healthy donors after approval by the LUMC institutional review board and informed consent according to the Declaration of Helsinki. (haematologica.org)
  • T-cell clones were stimulated every 10-14 days with irradiated allogeneic PBMC and phyto-hemagglutinin in IMDM with 5% human serum (HS), 5% FBS and 100 IU/mL IL-2 as previously described. (haematologica.org)
  • Enhancement of human erythroid progenitor cell growth by media conditioned by a human t-lymphocyte line. (shengsci.com)
  • Endothelial progenitor cells (EPCs) contribute to neovascularization and play an important role in the development of these diseases. (hindawi.com)
  • Erythropoietin up-regulates SOCS2 in neuronal progenitor cells derived from SVZ of adult rat. (uams.edu)
  • Different phenotypes and subtypes of endothelial progenitor cells (EPCs), such as early and late EPCs, have been described according to their functionality. (intechopen.com)
  • METHODS: ABL602 candidates were compared in terms of binding activity, T-cell activation, and tumor-killing activities. (bvsalud.org)
  • METHODS: Here, were studied the pharmacokinetics and in vivo internalization of CD3xTRP1, a fully murine Fc-inert bsAb, in endogenous TRP1-expressing immunocompetent male C57BL/6J mice bearing TRP1-positive and negative tumors over time. (bvsalud.org)
  • Studies with control bsAbs demonstrated that uptake of CD3xTRP1 in TRP1-positive tumors and CD3-rich tissues was primarily receptor-mediated. (bvsalud.org)
  • We further demonstrated rapid internalization of CD3xTRP1 in KPC3-TRP1 tumors (24 hours pi: 54.9%±2.3% internalized) and CD3-rich tissues (spleen, 24 hours pi: 79.7%±0.9% internalized). (bvsalud.org)
  • 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)
  • hEPCs have been used for cell-based therapies due to their capacity to contribute in the re-endothelialization of injured blood vessels and neovascularization in ischemic tissues. (intechopen.com)
  • In vascular medicine, various stem cells and adult progenitors have been highlighted as having a vasoreparative role in ischaemic tissues. (biomedcentral.com)
  • Ischaemia is characterised by a reduction in oxygen supply to tissues and organs, usually as a result of blood vessel constriction or obstruction. (biomedcentral.com)
  • The evaluation of the most suitable timing of cell delivery as well as the number of cells needed to integrate into resident vasculature and promote revascularisation of specific tissues requires careful optimisation and evaluation. (biomedcentral.com)
  • For example, Omenn syndrome, a typical case of impaired T-cell differentiation with abnormal self-reactive cells, is invariably characterized by autoimmune features such as generalized scaly exudative erythroderma, enlarged lymphoid tissues, and peripheral expansion of oligoclonal T-cells, in addition to increased susceptibility for severe infections [ 3 , 4 ]. (hindawi.com)
  • The term "oncotarget" encompasses all molecules, pathways, cellular functions, cell types, and even tissues that can be viewed as targets relevant to cancer as well as other diseases. (oncotarget.com)
  • Although the CD3 binding activity was attenuated compared with that of 1+1, ABL602 2+1 exhibited much stronger T-cell activation and potent tumor-killing activities in AML cell lines. (bvsalud.org)
  • CONCLUSIONS: With its potent tumor-killing activity and reduced cytokine release, ABL602 2+1 is a promising candidate for treating patients with AML and warrants further study. (bvsalud.org)
  • Potential effects of forced CD20 expression on T-cell function were investigated by comparing CD20- and mock-transduced cytomegalovirus (CMV) specific T cells for cytolysis, cytokine release and proliferation. (haematologica.org)
  • The activation, differentiation, and development of CD8+ T cells can be affected by numerous inflammatory cytokines, transcription factors, and chemokines. (frontiersin.org)
  • The activation, differentiation, and development of CD8+ T cells is accompanied by large-scale changes in the coordinated expression of numerous inflammatory cytokines, transcription factors (TFs) and chemokines that are correlated with their survival, effector function, and self-renewal ( 7 ). (frontiersin.org)
  • Accordingly, scientists have developed protocols for the expansion, genetic modification and differentiation of stem cells to NK cells. (molcells.org)
  • In contrast, patients with reactive T cells exhibited poor T-cell differentiation and activity. (hindawi.com)
  • Chimeric antigen receptor (CAR)-T cell therapies are on the verge of becoming powerful immunotherapeutic tools for combating hematological diseases confronted with pressing medical needs. (nature.com)
  • Classical " CARs consist of an extracellular binding domain mostly derived from a monoclonal antibody fragment (single-chain variable fragment-scFv), which is linked to intracellular binding domains of the T-cell receptor complex. (nature.com)
  • Interleukin-1 receptor-associated kinase 4 (IRAK4) was the dominant alternatively spliced isoform in MDS and AML and is characterized by a longer isoform that retains exon 4, which encodes IRAK4-long (IRAK4-L), a protein that assembles with the myddosome, results in maximal activation of nuclear factor kappa-light-chain-enhancer of B cells (NF-κB) and is essential for leukaemic cell function. (cancer-genetics.org)
  • Beta-3-adrenergic receptor (ADRB3) as well as chondromodulin-1 (CHM1) are over-expressed in Ewing Sarcoma (ES) but not on T cells. (oncotarget.com)
  • Various cytokines, transcription factors, and other regulatory molecules have been found to be differentially methylated in CD8+ T cells in autoimmune diseases. (frontiersin.org)
  • However, mounting evidence has suggested that CD8+ T cells, in particular, play an important role in the induction, progression, pathogenesis, and protection for autoimmune diseases ( 5 ). (frontiersin.org)
  • In autoimmune diseases, these target cells killed by autoreactive CD8+ T cells can release numerous autoantigens to induce the overproduction of autoantibodies, and finally lead to the death of self-cells. (frontiersin.org)
  • Evaluation of pre-HSCT BAALC / ABL1 copy numbers in peripheral blood by ddPCR represents a feasible and rapid way to identify acute myeloid leukemia patients at high risk of early relapse after HSCT. (oncotarget.com)
  • The peripheral blood mononuclear cells (PBMCs) have a round nucleus ( Delves, 2016 ). (frontiersin.org)
  • CD133 + stem cells represent a promising subpopulation for innovative cell-based therapies in cardiovascular regeneration. (biomedcentral.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)
  • Treatment of metastatic renal cell carcinoma with allogeneic hematopoietic cell transplantation after nonmyeloablative conditioning with fludarabine/total body irradiation is feasible and may induce tumor regression or stabilization in some patients. (aacrjournals.org)
  • Engineered mesenchymal cell-based patches as controlled VEGF delivery systems to induce extrinsic angiogenesis. (unibas.ch)
  • Autologous T cells genetically modified to express CARs targeting the B-cell antigen B-lymphocyte antigen CD19 (CD19) have caused complete remissions in a small number of patients with leukemia or lymphoma. (survivornet.com)
  • Large numbers of myeloid-derived suppressor cells (MDSCs), a mixture of monocytic and granulocytic cells, accumulate during many pathologic conditions, including cancer, infectious diseases, trauma, and sepsis. (biomedcentral.com)
  • We established for the first time an on-site manufacturing procedure for stem CPs intended for the treatment of ischemic heart diseases using an automatized system. (biomedcentral.com)
  • Dendritic cells (DCs), which are the most important antigen-presenting cells (APCs) that send signals to the T cells, mainly participate in the pathogenesis of many diseases with immunoregulatory mechanisms, such as AR. (frontiersin.org)
  • In each of these diseases, genes that play a role in the proliferation or activation of CD8+ T cells have been found to be affected by epigenetic modifications. (frontiersin.org)
  • Clonal plasma cell proliferative diseases in which the Vl 6 gene is expressed are always associated with amyloid deposition. (medscape.com)
  • Ischaemia-related diseases such as peripheral artery disease and coronary heart disease constitute a major issue in medicine as they affect millions of individuals each year and represent a considerable economic burden to healthcare systems. (biomedcentral.com)
  • More research teams are accelerating the use of other types of adult stem cells, in particular neural stem cells for diseases where beneficial outcome could result from either in-lineage cell replacement or extracellular factors. (biomedcentral.com)
  • As a rule, treatment of cancer focuses on a two-step approach: tumor debulking by conventional and innovative modalities, followed by immunotherapy of minimal residual disease. (wikipedia.org)
  • In- duced pluripotent stem cells have been used to create active T cells to support cancer immunotherapy. (bmrat.org)
  • Transfer of HSV-tk to DLI preserves the beneficial anti-tumor effect and allows in vivo elimination of donor T cells if severe GvHD occurs. (haematologica.org)
  • Their efficacy is, therefore, influenced by the tumor uptake and the extracellular dose. (bvsalud.org)
  • Monitoring HAdV-specific T-cell immunity may improve risk assessment in HSCT recipients and enhance treatment efficacy by determining the optimal time point for adoptive T-cell transfer. (biomedcentral.com)
  • RESULTS: SPECT/CT and biodistribution analyses showed that CD3xTRP1 specifically targeted TRP1-positive tumors and CD3-rich lymphoid organ and uptake peaked 24 hours pi (KPC3-TRP1: 37.7%ID/g±5.3%ID/g, spleen: 29.0%ID/g±3.9%ID/g). (bvsalud.org)
  • Current opinion in organ transplantation, 24 (5). (unibas.ch)
  • Proteomics is a powerful approach to study the whole set of proteins expressed in an organism, organ, tissue or cell resulting in valuable information on physiological or pathological state of a biological system. (oaji.net)
  • The possibility of disease-free survival increases after resection of primary tumor and excision of isolated metastasis. (medscape.com)
  • Reversible proteasome inhibition disrupts pathways supporting cell growth, thus decreasing cancer cell survival. (medscape.com)
  • Sadan O, Melamed E, Offen D. Intrastriatal transplantation of neurotrophic factor-secreting human mesenchymal stem cells improves motor function and extends survival in R6/2 transgenic mouse model for Huntington's disease. (jamanetwork.com)
  • Intravenous mesenchymal stem cells improve survival and motor function in experimental amyotrophic lateral sclerosis. (jamanetwork.com)
  • PBMCs were separately isolated from the human peripheral blood of patients with AR and normal person (NP). (frontiersin.org)
  • MDSCs not only inhibit anti-tumour immunity, but also directly stimulate tumorigenesis, tumour growth, and tumour expansion [ 10 ]. (biomedcentral.com)
  • On the other hand, other ligands, such as HLA, bind to inhibitory receptors NKG2A and killer immunoglobulin-like receptors (KIR) to inhibit NK cells, providing a form of protection for self-cells from innate immunity. (molcells.org)
  • Protective immunity may be conferred by adoptive transfer of HAdV-specific T cells. (biomedcentral.com)
  • Eight patients received conditioning with fludarabine and low-dose total body irradiation followed by hematopoietic cell transplantation from an HLA-matched sibling donor. (aacrjournals.org)
  • Adoptive cell transfer (ACT) is the latest arsenal in the battle against cancer. (molcells.org)
  • We performed absolute quantification of BAALC copy numbers in peripheral blood prior (median 7 days) to HSCT in complete remission (CR) or CR with incomplete peripheral recovery in 82 acute myeloid leukemia patients using digital droplet PCR (ddPCR) technology. (oncotarget.com)
  • To view a multidisciplinary tumor board case discussion, see Memorial Sloan Kettering e-Tumor Boards: Metastatic Clear Cell Renal Cell Carcinoma . (medscape.com)
  • Surgical resection remains the only known effective treatment for localized renal cell carcinoma, and it also is used for palliation in metastatic disease. (medscape.com)
  • For example, embryonic stem cells exist only at the earliest stage of embryo and adult stem cells appear during fetal development and are retained throughout life. (bmrat.org)
  • A blastocyst contains an inner cell mass including a clump of around 150 cells that eventually will generate the entire body of the adult animal. (bmrat.org)
  • 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)
  • This way of making iPSCs from adult cells circumvents the need to destroy an embryo from living donor. (bmrat.org)
  • In recent years, a growing number of studies have shown that stem cells can effectively treat acute liver failure. (springer.com)
  • The release of Cathepsin B in Cytosol Causes Cell Death in Acute Pancreatitis. (aighospitals.com)
  • We also present the data of our own research concerning evaluation of the prognostic role of cytokines and lymphocyte subpopulations in peripheral blood of the TNBC patients. (cttjournal.com)
  • Before the discovery that the major fibril component in these patients was an immunoglobulin fragment, patients with light chain-type amyloidosis were described as having primary (in the sense of idiopathic) amyloidosis or, when the burden of monoclonal plasma cells was large, myeloma-associated amyloidosis. (medscape.com)
  • 10 11 Using a similar stereotactic approach implanting cells into the basal ganglia, Savitz and colleagues transplanted LGE cells (fetal porcine striatum-derived cells, Genvec) in five patients. (bmj.com)
  • Patients with severe combined immunodeficiency (SCID) may present with residual circulating T cells. (hindawi.com)
  • The latter includes patients with autoreactive clonal expanded T cell and patients with alloreactive transplacentally maternal T cells. (hindawi.com)
  • MHC-II deficient patients had slightly reduced T-cell function, normal TRECs, TCR repertoires, and normal Tregs enumeration. (hindawi.com)
  • SCID patients presenting with circulating T cells show different patterns of T-cell activity and regulatory T cells enumeration that dictates the immunodeficient and autoimmune manifestations. (hindawi.com)
  • Moreover, while the mainstay of the diagnosis of MHC-II deficiency is the absence of constitutive and inducible expression of MHC-II molecules on all cell types, other tests for T-cell function are less informative in such patients. (hindawi.com)
  • eg, red blood cells [RBCs], platelets, plasma based on specific gravity) to use for transfusion in different patients. (msdmanuals.com)
  • The presence of inflammatory cytokines after high-dose chemotherapy leads to proliferation and activation of MDSCs originating from autologous hematopoietic progenitors at the time of engraftment. (biomedcentral.com)
  • 2007). As the name implies, pluripotent cells are able to generate all other specialized cell types. (bmrat.org)
  • At the same time, the first three trials using cells derived from pluripotent cells have begun. (biomedcentral.com)
  • Go to Renal Cell Carcinoma Treatment Protocols , Clear Cell Renal Cell Carcinoma , and Sarcomatoid and Rhabdoid Renal Cell Carcinoma for complete information on these topics. (medscape.com)
  • Autoimmune side effects, however, remain a risk, emphasizing the relevance of a suicide mechanism allowing in vivo elimination of infused T cells. (haematologica.org)
  • Adverse side effects, however, may occur and lead to severe autoimmunity or graft-versus-host disease (GvHD), emphasizing the relevance of a suicide mechanism that allows efficient in vivo elimination of infused T cells. (haematologica.org)
  • We evaluated in vivo tumor growth inhibitory activity in two mouse models bearing subcutaneously and orthotopically engrafted human AML. (bvsalud.org)
  • Peptides were synthesized and tested for in vivo immunogenicity by screening peripheral blood mononuclear cells from healthy volunteers (n = 64) and HAdV-infected stem cell recipients (n = 26) for memory T cells recognizing the candidate epitopes in the context of most common HLA alleles. (biomedcentral.com)
  • Our bodies contain a pool of stem cells that have the ability to differentiate into any other cell type in the body. (bmrat.org)
  • 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)
  • These cells can be differentiated into mature endothelial cells, which are involved in processes of angiogenesis and vessel regeneration. (intechopen.com)
  • Thus, the overall response of an NK cell depends on the balance of stimulating these different receptors. (molcells.org)