• 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)
  • 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)
  • 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)
  • 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)
  • 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)
  • 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)
  • 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)
  • Although there is a great deal of preclinical and clinical research about MSCs in the treatment of ALF, the exact mechanism underlying the therapeutic role of MSCs remains unclear [ 6 ]. (springer.com)
  • Therefore, MSCs may help resolve issues restricting the application of hepatocyte transplantation. (springer.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)
  • An informed view of the scope of this clinical potential will require a clear understanding of the dynamic interplay between MSCs and the innate and adaptive immune systems. (pdffox.com)
  • Finally, we discuss progress toward clinical application of MSCs, focusing on GvHD as a case study. (pdffox.com)
  • 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)
  • 1999). Historically, a challenge that has faced the field has been the lack of uniform criteria to define MSCs, which has hindered efforts to compare results obtained from different experimental and clinical studies. (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)
  • 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)
  • Mesenchymal stem cells (MSCs) are under investigation to treat autoimmune and degenerative disorders due to their immunomodulatory and regenerative properties. (biomedcentral.com)
  • Autologous bone marrow MSCs (BMMSCs), isolated, cultured, and expanded, were administered by intrathecal (IT) injection in the cisterna magna intravenously (IV) and by intra-arterial (IA) injection in the right carotid artery. (biomedcentral.com)
  • Mesenchymal stem/stromal cells (MSCs) are increasingly used as an intravenously applied cellular therapeutic. (stemcellslab.net)
  • Both preclinical and clinical studies using MSCs applied intravenously or intra-arterially are discussed in the context of our current understanding of how MSCs might work in physiological and pathological situations. (stemcellslab.net)
  • 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)
  • 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)
  • Therefore, the authors concluded that transplantation of isolated healthy allogeneic MSCs might cure the disease. (stemcellslab.net)
  • 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)
  • This pioneering work provided the basis for the successful application of MSCs using the intravenous route in other clinical entities. (stemcellslab.net)
  • The tissue source of the MSCs was in most cases not decisive, and cells from various tissue sources were explored. (stemcellslab.net)
  • 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. (stemcellslab.net)
  • Forostyak S, Jendelova P, Kapcalova M, Arboleda D, Sykova E. Mesenchymal stromal cells prolong the lifespan in a rat model of amyotrophic lateral sclerosis. (jamanetwork.com)
  • 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]. (stemcellslab.net)
  • 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)
  • 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)
  • 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)
  • T cells can be genetically modified to express chimeric antigen receptors (CARs) that specifically target malignancy-associated antigens. (survivornet.com)
  • 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)
  • B-cell maturation antigen (BCMA) is a protein expressed by normal plasma cells and the malignant plasma cells of multiple myeloma. (survivornet.com)
  • 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)
  • This importance is focussed on the target binding site - epitope, where epitope selection as a part of design thinking beyond traditional antigen selection using whole cell or whole protein immunisation can positively impact success. (preprints.org)
  • Many of these factors stem from the location of the epitope that can affect accessibility of the antibody to the epitope at a cellular or molecular level, direct inhibition of target antigen activity, conservation of function despite escape mutations, and even non-competitive inhibition sites. (preprints.org)
  • 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)
  • 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)
  • 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)
  • Binding of a tumor antigen via the scFv activates the T cell in a major histocompatibility-independent manner which leads to a cytotoxic response [ 3 ]. (nature.com)
  • Furthermore, the so-called adapter CARs have been developed by splitting antigen recognition and CAR-immune cell activation. (nature.com)
  • Long-term engraftment of allogeneic cells necessitates eluding immune-mediated rejection, which is currently achieved by matching for human leukocyte antigen (HLA) expression, immunosuppression, and/or delivery of donor-derived cells to sanctuary sites. (ashpublications.org)
  • Anaplastic large cell lymphomas (ALCLs) are distinguished from other lymphomas by their anaplastic cytology and constant membrane expression of the CD30 antigen (an activation marker for B or T cells). (medscape.com)
  • ALCL was recognized in 1985, when tumor cells consistently demonstrated labeling by the monoclonal antibody Ki-1, a marker later shown to recognize the CD30 antigen. (medscape.com)
  • Proinflammatory islet antigen reactive CD4 T cells are linked with response to alefacept in type 1 diabetes. (immunetolerance.org)
  • This study analyzed the clinical outcomes of 119 pediatric acute leukemia patients who underwent haploidentical HSCT ( n =68) or human leukocyte antigen (HLA)-matched HSCT ( n =51). (blood-genomics.com)
  • Preclinical and some small-scaled clinical trials have suggested feasibility and safety of cardiac stem cell therapy. (escardio.org)
  • Here, we demonstrated the feasibility of using autologous urine-derived stem cells (USCs) seeded on small intestinal submucosa (SIS) to repair a urethral defect in a rabbit model. (biomedcentral.com)
  • Determine the safety and feasibility of administering T cells expressing an anti-BCMA CAR to patients with MM. (survivornet.com)
  • 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)
  • 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)
  • 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)
  • 3 Autologous lymphocytes genetically modified with the TCR for MART-1/Melan-A have been adoptively transferred to patients with advanced melanoma. (haematologica.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)
  • This was associated with increased infiltration of macrophages, lymphocytes, and mast cells. (oaji.net)
  • The disease is progressive with markedly elevated levels of EBV DNA in the blood and infiltration of organs by EBV-positive lymphocytes. (frontiersin.org)
  • Other authors, particularly when defining severe CAEBV disease, require both an elevated level of EBV in the blood as well as infiltration of tissues by EBV-positive lymphocytes ( 16 ). (frontiersin.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)
  • Particularly, NME is an idiopathic inflammatory disease of the CNS that is characterized by prominent necrosis and infiltration of inflammatory cells, including lymphocytes, plasma cells, and monocytes or histiocytes into the cerebral cortex and/or white matter, hippocampus, thalamus, and leptomeninges. (biomedcentral.com)
  • 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)
  • Burganova G. Liver cells proliferation and apoptosis in patients with alcoholic liver disease after autologous hematopoietic stem cell transplantation / G. Burganova, S. Abdulkhakov, I. Gazizov, A. Gumerova, M. Titiova, A. Odintcova, A. Kiassov // BioNanoScience. (kpfu.ru)
  • Burganova G.R. Peripheral blood mononuclear cell transplantation stimulates hepatocytes proliferation in patients with alcoholic liver cirrhosis / G.R. Burganova, S.R. Abdulkhakov, I. M. Gazizov, A. A. Gumerova, M.A. Titova, R. Deev, A. P. Kiyasov // UEG Journal: Abstract Issue. (kpfu.ru)
  • 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)
  • Initial control of EBV in healthy persons involves NK cells that can kill virus-infected cells ( 3 , 4 ) and secrete IFN-γ, which inhibits B cell proliferation, and monocytes, which release chemokines in response to virus infection ( 5 ). (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)
  • Both MDSC phenotypes pre-ASCT but not post-ASCT similarly suppressed in vitro autologous T and natural killer T cell proliferation. (biomedcentral.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)
  • 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)
  • However, there are still questions waiting for answers and results of large-scale randomized trials are needed for the appearance of myocardial cellular therapy as a clinical therapeutic option for patients with ischemic heart disease. (escardio.org)
  • 15 Several second generation anti-CD20 antibodies have recently been developed, and clinical trials are currently ongoing to investigate their in vivo efficacy. (haematologica.org)
  • For individuals who have acute cardiac ischemia who receive progenitor cell therapy, the evidence includes 2 randomized controlled trials (RCTs) with 200 patients, numerous small RCTs, and meta-analyses of these RCTs. (southcarolinablues.com)
  • For individuals who have refractory angina who receive progenitor cell therapy, the evidence includes phase 2 trials and a phase 3 pivotal trial. (southcarolinablues.com)
  • Additional larger trials are needed to determine whether progenitor cell therapy improves health outcomes in patients with refractory angina. (southcarolinablues.com)
  • Our hospital is approved to be qualified for implementing stem cell clinic trials by government agencies [19]. (researchsquare.com)
  • The treatment of metastatic RCC is problematic, so whenever possible, patients should be directed to approved and controlled clinical trials. (medscape.com)
  • Currently, more than 500 CAR-T and 17 CAR-NK cell trials are being conducted worldwide including the four CAR-T cell products Kymriah, Yescarta, Tecartus and Breyanzi, which are already available on the market. (nature.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)
  • Although animal studies have yielded promising results on immunomodulatory therapies targeting poststroke leukocyte brain entry, these approaches have without exception failed in clinical trials [ 7 ]. (explorationpub.com)
  • The bone morrow contains several stem cell types including hematopoetic stem cells, endothelial progenitor cells, mesenchymal (stromal) stem cells and multipotent adult progenitor cells. (escardio.org)
  • Allogeneic-donor-derived cells can be genetically modified to eliminate expression of HLA-A. (ashpublications.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)
  • 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)
  • 4 In addition, TCRs for minor histocompatibility antigens, including HA-1 and HA-2, have been transferred to donor-derived virus-specific T cells to treat patients with hematologic malignancies after allogeneic stem cell transplantation. (haematologica.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)
  • Most CD8 cells are directed to lytic antigens initially, and these cells rapidly undergo apoptosis ( 7 ). (frontiersin.org)
  • 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)
  • 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)
  • 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)
  • Sixty percent of cases express 1 or more T-cell antigens (CD3 + , CD43, or CD45RO). (medscape.com)
  • Human endothelial progenitor cells (hEPCs) are adult stem cells, located in the bone marrow and peripheral blood. (intechopen.com)
  • Several investigations [ 5 - 7 ] have been carried out with isolated embryonic, fetal, and adult SCs in a well-defined culture microenvironment to define the sequential steps and intracellular pathways that are involved in their differentiation into the specific cell lineages. (biomedcentral.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)
  • Adult stem cells were firstly isolated from bone marrow in mice (Spangrude, Heimfeld, and Weissman, 1988) and later in humans. (bmrat.org)
  • Myoblasts cultured from satellite cells of adult muscle biopsies survive, develop, and function to revitalize degenerative muscles upon transplantation. (jgc301.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)
  • Endothelial progenitor cells (EPCs) contribute to neovascularization and play an important role in the development of these diseases. (hindawi.com)
  • 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)
  • Different phenotypes and subtypes of endothelial progenitor cells (EPCs), such as early and late EPCs, have been described according to their functionality. (intechopen.com)
  • Cell therapy is a potential new treatment for post MI patients, but the main challenges are : the necessity to preserve immune competency and to gain adequate nutrition and homing signals necessary for stem cells' engraftment and survival. (escardio.org)
  • Repair of scar tissue constitutes a challenge for cardiac stem cell therapy due to lack of adequate nutrition and homing signals necessary for stem cells' engraftment and survival. (escardio.org)
  • Prior to infusion of the CAR-modified immune cells, lymphodepletion is performed in most therapeutic settings to allow efficient cell engraftment [ 10 ]. (nature.com)
  • There was no difference in transplantation-related toxicity (TRT) in terms of infection, hepatic dysfunction, oral mucositis, and engraftment syndrome between the haploidentical HSCT and HLA-matched HSCT groups. (blood-genomics.com)
  • The aim of adoptive T-cell therapy of cancer is to selectively confer immunity against tumor cells. (haematologica.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)
  • 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)
  • To view a multidisciplinary tumor board case discussion, see Memorial Sloan Kettering e-Tumor Boards: Metastatic Clear Cell Renal Cell Carcinoma . (medscape.com)
  • Researchers hope the changed T cells will be better at recognizing and killing tumor cells. (survivornet.com)
  • elicits antiproliferative and proapoptotic activities in vitro in solid and hematologic tumor cells. (medscape.com)
  • Recently, stem cells are being engineered to carry therapeutic reagents to target tumor sites. (bmrat.org)
  • Special advances are achieved in HER-positive tumors using targeted therapy with drugs which suppress the tumor cell growth factors (trastuzumab, herceptin). (cttjournal.com)
  • Unlike primary NK cells, those prepared from iPSCs can be prepared with a homogeneous quality and are easily modified to exert a desired response to tumor cells. (molcells.org)
  • 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)
  • As such, stem cell therapy cannot be regarded as a valid therapeutic option for patients with cardiovascular disease in the present era of evidenced-based medicine, yet it holds great hope for the future. (escardio.org)
  • Cell therapy is currently emerging as a potential new treatment for post MI patients with the assumption that recolonization of the areas of scarred myocardium with exogenously supplied surrogates or precursors of cardiomyocytes can restore function and ultimately affect clinical outcomes. (escardio.org)
  • Several preliminary reports have demonstrated that local stem cell transplantation in patients with acute myocardial infarction is safe and may lead to improved myocardial function and perfusion. (escardio.org)
  • A cell-based tissue-engineered urethra may be an alternative for patients who have complicated long strictures and need urethral reconstruction. (biomedcentral.com)
  • 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)
  • 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)
  • This study aims to examine the effect of peripheral blood-derived mononuclear cells (PBMNCs) on pain and motor function rescue in patients with Kellgren-Lawrence (KL) grade II to IV KOA. (bvsalud.org)
  • A single-arm and open-label pilot study showed that patients' knee pain and motor dysfunction were significantly attenuated after the cell transplantation, assessed by visual analogue scale (VAS) and Knee injury and Osteoarthritis Outcome Score (KOOS) at 6 and 12 months post-treatment. (bvsalud.org)
  • Patients with CAEBV in the United States most often present with disease involving B or T cells, while in Asia, the disease usually involves T or NK cells. (frontiersin.org)
  • These patients are unable to control EBV infection and have infiltration of tissues by EBV positive T, NK, or less often B cells. (frontiersin.org)
  • Some patients with CAEBV have been reported to have impaired NK cell ( 8 ) or T cell activity ( 9 - 13 ) against EBV-infected cells. (frontiersin.org)
  • In addition, reduced numbers of EBV-specific T cells have been described in patients with CAEBV disease ( 10 ). (frontiersin.org)
  • Unlike healthy persons with infectious mononucleosis, patients with CAEBV disease often have low numbers of EBV-specific CD8 cells ( 10 ). (frontiersin.org)
  • A recent study showed that patients with CAEBV or infectious mononucleosis have a decrease in the TCR-beta repertoire and expanded T cell clones in their peripheral blood compared with healthy carriers of EBV ( 14 ). (frontiersin.org)
  • 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)
  • For a long time, stem cells have been utilized to renew the immune system for radiation or chemo- therapy treated patients. (bmrat.org)
  • Between May 2005 and February 2010, 126 consecutive patients underwent intramyocardial cell injection. (tci-thaijo.org)
  • 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)
  • Emergence of exhausted B cells in asymptomatic HIV-1-infected patients naïve for HAART is related to reduced immune surveillance. (prelekara.sk)
  • Gross elevation of TT virus genome load in the peripheral blood mononuclear cells of cancer patients. (prelekara.sk)
  • Despite these clinical improvements, the vast majority of patients eventually experience disease relapse and progression. (biomedcentral.com)
  • About 20% of patients with peripheral arterial disease are asymptomatic, sometimes because they are not active enough to trigger leg ischemia. (msdmanuals.com)
  • We analyzed the clinical course and outcome in 50 patients (27 males, 23 females) suffering from aplastic anemia (AA), treated in our department between 1987 and 2007. (springermedizin.at)
  • Eight patients (16 %) did not respond to treatment, and one died shortly after transplantation. (springermedizin.at)
  • Together, both IST and stem cell transplantation are reasonable treatment options for patients with AA. (springermedizin.at)
  • Allogeneic hematopoietic stem cell transplantation (allo-HSCT) is the optimal treatment for pediatric patients with high-risk or intermediate-acute myeloid leukemia. (blood-genomics.com)
  • This study aimed to identify the density of mononuclear cells (MNCs) and CD34+ cells in the bone marrow of patients with three neurologic conditions. (biomedcentral.com)
  • The density of MNCs was 5.22 million cells per mL and 5.03% CD34+ cells in patients with three neurologic conditions. (biomedcentral.com)
  • The highest density of MNCs in each ml of bone marrow was found in patients with CP due to OD, whereas the percentage of CD34+ cells was the highest among patients with CP related to NI. (biomedcentral.com)
  • In this study, we aimed to identify the concentrations of mononuclear cells (MNCs) and CD34+ cells in the bone marrow of these patients and their correlation with treatment outcomes. (biomedcentral.com)
  • 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)
  • 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)
  • Breast cancer (BC) is a malignant disease with heterogeneous biological characteristics and different clinical course. (cttjournal.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)
  • 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)
  • 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)
  • This medium also successfully supports the clonal expansion and induced pluripotent stem cell establishment from mitochondrial-defective MELAS (mitochondrial encephalomyopathy, lactic acidosis, and stroke-like episodes) patient's peripheral blood mononuclear cells. (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)
  • The stem cells are isolated from the patient's own blood and cultured. (tci-thaijo.org)
  • Cancer immunotherapies aim to support or boost the patient's immune system to enable the effective clearance of cancer cells. (nature.com)
  • First, T or NK cells are isolated from patient's or donor's blood. (nature.com)
  • Autologous USCs were obtained and characterized, and their capacity to differentiate into urothelial cells (UCs) and smooth muscle cells (SMCs) was tested. (biomedcentral.com)
  • Autologous USCs could be easily collected and induced to differentiate into UCs and SMCs. (biomedcentral.com)
  • Hematopoietic stem cells (HSCs) were first identified in 1961, and their ability to migrate and differentiate into multiple cell types was documented [ 2 ]. (biomedcentral.com)
  • A progenitor cell is a biological cell that, like an SC, has a tendency to differentiate into a specific type of cell but is already more specific than an SC and is pushed to differentiate into its 'target' cell. (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)
  • 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)
  • Longitudinal analysis of CD4+ T cell levels in peripheral blood and in tissues at necropsy revealed that they were preserved in 4'-ethynyl-2-fluoro-2'-deoxyadenosine-treated BLT mice (Figure S1). (natap.org)
  • 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)
  • Organs and tissues are built up by specialized cells from the pool of stem cells that form shortly after fertilization. (bmrat.org)
  • When administered post-stroke, mesenchymal stromal cell-derived extracellular vesicles (MSC-EVs) induce neuroprotection, promote brain remodeling and plasticity, and enhance neurological recovery in rodents and non-human primates via mechanisms that involve immunomodulation and anti-inflammation. (explorationpub.com)
  • Recently, mesenchymal stromal cell (MSC)-derived small extracellular vesicles (EVs) have emerged as a potential new therapeutic agent for stroke treatment. (explorationpub.com)
  • Human mesenchymal stromal cell transplantation modulates neuroinflammatory milieu in a mouse model of amyotrophic lateral sclerosis. (jamanetwork.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)
  • 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)
  • 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)
  • 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)
  • HLA-A disruption from donor cells is a step toward generating allogeneic cells as an off-the-shelf therapeutic. (ashpublications.org)
  • 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)
  • In this review, experimental studies on the therapeutic actions of MSC-EVs in animal stroke models are summarized and perspectives for clinical translation are outlined. (explorationpub.com)
  • In preclinical and clinical studies, progenitor cell therapy (cord blood and mesenchymal stem cells) has shown promise in reversing the underlying pathology of SNHL, the loss of cochlear sensory hair cells. (intechopen.com)
  • We will present a summary of the effect of hearing loss on auditory development, existing preclinical and clinical data on progenitor cell therapy, and its potential role in the (re)habilitation of non-genetic SNHL. (intechopen.com)
  • These preclinical and pilot clinical data suggest that IA injection of MoFi-PBMNCs might serve as a novel medical technology to control the pain and the progress of KOA. (bvsalud.org)
  • The idea of myocardial regeneration with stem cell transplantation after myocardial infarction receives tremendous interest. (escardio.org)
  • In addition, the urethral caliber, speed of urothelial regeneration, content of smooth muscle, and vessel density were significantly improved in the group with autologous USC-seeded SIS. (biomedcentral.com)
  • Progenitor cell therapy describes the use of multipotent cells of various cell lineages (autologous or allogeneic) for tissue repair and/or regeneration. (southcarolinablues.com)
  • 1 Treatment with progenitor cells (i.e., stem cells) offers potential benefits beyond those of standard medical care, including the potential for repair and/or regeneration of damaged myocardium. (southcarolinablues.com)
  • Zakirova E. Use of the active 3D matrix in combination with gene and cell therapy to stimulate skin regeneration (P260) / M Zhuravleva E Garanina A Salmakova A P Kiassov A A Rizvanov // ESGCT XXV Anniversary Congress in Collaboration with the German Society for Gene Therapy October 17-20, 2017 Berlin, Germany. (kpfu.ru)
  • These cells can be differentiated into mature endothelial cells, which are involved in processes of angiogenesis and vessel regeneration. (intechopen.com)
  • Thus, it has been shown that early EPCs release cytokines that promote tissue regeneration and neovasculogenesis, whereas late EPC and endothelial colony forming cells (ECFCs) contribute to the formation of blood vessels and stimulate tube formation. (intechopen.com)
  • All stem cells are undifferentiated cells that exhibit unlimited self-renewal and can generate multiple cell lineages or more restricted progenitor populations that can contribute to tissue homeostasis by replenishing the cells or to tissue regeneration after injury. (biomedcentral.com)
  • Moreover, it seems that paracrine action of skeletal myoblasts facilitate neighboring cardiomyocytes to maintain their replicative potential and/or stimulate differentiation of native cardiac stem cells (8,9). (escardio.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)
  • Various cell types have been tested experimentally for cardiac repair so far, but only those of autologous origin have yet undergone clinical testing due to immune competency. (escardio.org)
  • Acute liver failure (ALF) is a life-threatening clinical syndrome characterized by rapid hepatocellular necrosis due to various acute injuries induced by hepatotoxic drugs, immune-mediated attack, or viral infections. (springer.com)
  • It uses a person s own T cells, which are part of the immune system. (survivornet.com)
  • Both the innate immune response (especially NK cells) and the acquired immune response (virus-specific CD4 and CD8 cells) have a critical role in clearing the infection ( 2 ). (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)
  • 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)
  • Autoimmune side effects, however, remain a risk, emphasizing the relevance of a suicide mechanism allowing in vivo elimination of infused T cells. (haematologica.org)
  • 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)
  • 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)
  • 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)
  • To determine the safety and efficacy of intramyocardial autologous blood stem cell injection for cardiomyopathy. (tci-thaijo.org)
  • Ruengsakulrach P, Visudharom K, Chaothawee L, Belkin M. Safety and Efficacy of Intramyocardial Implantation of Peripheral Blood Stem Cell for Cardiomyopathy. (tci-thaijo.org)
  • Participants received one intra-articular (IA) injection of autologous PBMNCs. (bvsalud.org)
  • The number of cells prior to injection was 46.1 ± 36.5 million cells. (tci-thaijo.org)
  • Combined coronary artery surgery and cell injection were performed in 33.8% of ICM cases. (tci-thaijo.org)
  • 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. (stemcellslab.net)
  • Interestingly, contradictory data exist for transformation of bone marrow derived progenitor cells (BMPC) into new cardiomyocytes and alternative mechanisms as enhanced neovascularization, enhanced scar tissue formation due to augmented inflammatory response and decreased apoptosis have been suggested for the benefical effects of these cells on myocardial function after myocardial infarction (4). (escardio.org)
  • Moreover, inflammatory cell infiltration and fibrosis were found in the control group with only SIS, but not in the experimental autologous USC-seeded SIS group. (biomedcentral.com)
  • These porous microstructures allow cell infiltration into the matrix and have fewer heterogeneous cellular proteins, thereby preventing complications, such as inflammatory reactions, fibrosis, calcification, and graft shrinkage. (biomedcentral.com)
  • The histopathological changes such as the infiltration of inflammatory cells, edema, and fibrosis were also examined. (oaji.net)
  • It is possible that melatonin protects against IR-induced lung injury via the downregulation of this pathway and attenuation of inflammatory cells infiltration. (oaji.net)
  • The in vivo anti-inflammatory effect of the PBMNCs was similar to that of bone marrow mesenchymal stem cells, evaluated by complete Freund's adjuvant-induced arthritis in rodents. (bvsalud.org)
  • Mitochondrial transplantation benefits the recovery of several acute inflammatory diseases, leading us to investigate the effects of mitochondrial transplantation on retina degeneration. (bvsalud.org)
  • The plaques contain lipids, inflammatory cells, smooth muscle. (msdmanuals.com)
  • Clinical signs of non-infectious CNS inflammatory disorders are frequently very similar to those of infectious CNS diseases and even those of neoplasia [ 1 ]. (biomedcentral.com)
  • 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)
  • The Journal of Allergy and Clinical Immunology, 151 (2), 416-419. (immunetolerance.org)
  • Clinical Immunology, Epub ahead of print. (immunetolerance.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)
  • Severe veno-occlusive disease after autologous peripheral blood stem cell transplantation for high-grade non-Hodgkin lymphoma: report of a successfully managed case and a literature review of veno-occlusive disease. (unicatt.it)
  • Moderate to severe PAD commonly causes diminished or absent peripheral (popliteal, tibialis posterior, dorsalis pedis) pulses. (msdmanuals.com)
  • European Group for Blood and Marrow Transplantation Severe Aplastic Anaemia Working Party. (springermedizin.at)
  • Herpes simplex virus thymidine kinase (HSV-tk) is a well-established suicide gene that has been successfully used to control GvHD following donor lymphocyte infusions (DLI) after allogeneic stem cell transplantation. (haematologica.org)
  • The only curative treatment for ALF is liver transplantation, but there are many restrictions on the application of liver transplantation because of financial considerations, a shortage of donor livers, and immunosuppression-related complications [ 3 ]. (springer.com)
  • These include bone marrow-derived cells, peripheral blood derived stem cells and skeletal myoblasts (3). (escardio.org)
  • Experimental and human studies with intravitreal bone marrow-derived stem cells have begun. (biomedcentral.com)
  • Sadan O, Melamed E, Offen D. Bone-marrow-derived mesenchymal stem cell therapy for neurodegenerative diseases. (jamanetwork.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)
  • 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)
  • Mesenchymal stem cells induced to secrete neurotrophic factors attenuate quinolinic acid toxicity: a potential therapy for Huntington's disease. (jamanetwork.com)
  • A decreased incidence of peripheral neuropathy has been observed with SC administration compared with the IV route. (medscape.com)
  • Progenitor cell therapy is being investigated for the treatment of damaged myocardium resulting from acute or chronic cardiac ischemia and for refractory angina. (southcarolinablues.com)
  • For individuals who have chronic cardiac ischemia who receive progenitor cell therapy, the evidence includes a nonrandomized comparative trial and systematic reviews of smaller RCTs. (southcarolinablues.com)
  • Progenitor cell therapy may also allow functional reorganization of the auditory pathways including primary auditory cortex (Heschl's gyrus). (intechopen.com)
  • In experimental and clinical studies unselected mononuclear bone marrow cells as well as specific subpopulations have been used for transplantation. (escardio.org)
  • 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)
  • European journal of clinical microbiology & infectious diseases: official publication of the European Society of Clinical Microbiology. (prelekara.sk)
  • 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)
  • Systemic treatment with adipose-derived mesenchymal stem cells ameliorates clinical and pathological features in the amyotrophic lateral sclerosis murine model. (jamanetwork.com)
  • A special issue of Cells (ISSN 2073-4409). (mdpi.com)
  • Acute liver failure is a life-threatening clinical syndrome characterized by rapid development of hepatocellular necrosis leading to high mortality and resource costs. (springer.com)
  • In recent years, a growing number of studies have shown that stem cells can effectively treat acute liver failure. (springer.com)
  • Torque Teno virus in children who underwent orthotopic liver transplantation: new insights about a common pathogen. (prelekara.sk)
  • Overall, this evidence has suggested that progenitor cell treatment may be a promising intervention, but robust data on clinical outcomes are lacking. (southcarolinablues.com)
  • Results of the nonrandomized trial are encouraging, because this is the first controlled trial that has reported a significant mortality benefit for progenitor cell treatment. (southcarolinablues.com)
  • The only proven effective treatment for the disease is hematopoietic stem cell transplantation. (frontiersin.org)
  • The remarkable progress of regenerative medicine in the last few years indicates promise for the use of stem cells in the treatment of ophthalmic disorders. (biomedcentral.com)
  • 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)
  • 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)
  • Until now, the recanalization of occluded blood vessels via thrombolysis and thrombectomy, although highly potent, remains the only treatment in humans that enhances stroke outcome. (explorationpub.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)
  • Treatment was frequently interrupted and dose adjusted to account for neutropenia and despite a minor response after six cycles (starting M-protein 47 g/L, finishing M-protein 34 g/L), in October 2009, she proceeded with stem cell mobilisation. (bmj.com)