• Syngeneic transplantation of murine aorta segments with advanced atherosclerotic lesions in defined recipients is a valuable model for regression studies. (degruyter.com)
  • Antigen sampling on the Peyer's patches in a murine small bowel transplantation model. (shengsci.com)
  • Infusion of isolated mitochondria into heart donors leads to significant increase in allograft rejection in a murine heterotopic heart transplantation model. (duke.edu)
  • Global cardiovascular risk under early corticosteroid cessation decreases progressively in the first year following renal transplantation. (shengsci.com)
  • BACKGROUND: The role of angiotensin II type 1 receptor antibodies (AT1R-Ab) in pediatric renal transplantation is unclear. (bvsalud.org)
  • Bβ(15-42) attenuates the effect of ischemia-reperfusion injury in renal transplantation. (phenos.com)
  • Techniques for experimental heterotopic and orthotopic tracheal transplantations - When to use which model? (stanfordhealthcare.org)
  • Here we describe the techniques of heterotopic and orthotopic tracheal transplantations in the rat, comparing the kinetics of systemic host immune response and of histopathologic OAD development.Heterotopic and orthotopic tracheal transplantations were performed in both allogeneic (Brown Norway-to-Lewis) and syngeneic (Lewis-to-Lewis) models. (stanfordhealthcare.org)
  • As with immunocompetent animal models, these mice can also be used for both heterotopic and orthotopic tumor models. (uclahealth.org)
  • These particles induce innate and adaptive host immune responses to preexisting tumors in both orthotopic and genetically engineered models of basal-like TNBC. (jci.org)
  • Corneal Transplantation Corneal transplantations are done for several reasons: To reconstruct the cornea (eg, replacing a perforated cornea) To relieve intractable pain (eg, severe foreign body sensation due to recurrent. (msdmanuals.com)
  • In heterotopic allografts, airway epithelium was rapidly destroyed and OAD progressed with complete luminal occlusion by 30 days. (stanfordhealthcare.org)
  • Aorta transplantation in young apolipoprotein E-deficient mice: Possible model for studies on regression of atherosclerotic lesions? (degruyter.com)
  • The aim of this study was to evaluate a microsurgical technique of syngeneic heterotopic transplantation of the thoracic aorta of young apolipoprotein E-deficient (ApoE-/-) mice to the abdominal aorta of wild-type recipients. (degruyter.com)
  • We carry over 140 strains of immune competent, immune deficient, and transgenic mice. (uclahealth.org)
  • On 3 December 1967, Barnard transplanted the heart of accident victim Denise Darvall into the chest of 54-year-old Louis Washkansky, with Washkansky regaining full consciousness and being able to talk easily with his wife, before dying eighteen days later of pneumonia, largely brought on by the anti-rejection drugs that suppressed his immune system. (wikipedia.org)
  • These include, but are not limited to, (1) preventing hyperacute rejection, (2) preventing acute vascular rejection, (3) facilitating immune accommodation, (4) inducing immune tolerance, (5) preventing the transmission of viruses from xenografts into humans, and (6) addressing the ethical issues surrounding animal sources for xenografts and the appropriate selection of recipients (given that xenotransplantation remains experimental). (medscape.com)
  • Thus, to prevent rejection, organ transplant patients must take drugs (such as cyclosporine and corticosteroids) that suppress the immune response of the body. (findmeacure.com)
  • The innate immune system is a critical regulator of the adaptive immune responses that lead to allograft rejection. (duke.edu)
  • Short-term survival following heart transplantation has improved with the evolution of transplant immunology & immunosuppressive therapy, advances in organ preservation & surgical techniques, as well as diagnosis & management of acute rejection. (lidsen.com)
  • Immunosuppressive therapy has improved during the last decade but still acute and chronic rejection are important complications after transplantation. (phenos.com)
  • CCL19-IgG prevents allograft rejection by impairment of immune cell trafficking. (phenos.com)
  • Heart transplantation is a well established technique to study mechanisms and therapeutic approaches to prevent solid organ transplant rejection. (phenos.com)
  • T2 Mapping for Noninvasive Assessment of Interstitial Edema in Acute Cardiac Allograft Rejection in a Mouse Model of Heterotopic Heart Transplantation. (phenos.com)
  • It is used for the prophylaxis of graft rejection in organ and tissue transplantation. (lookformedical.com)
  • Author Correction: Hypoimmunogenic derivatives of induced pluripotent stem cells evade immune rejection in fully immunocompetent allogeneic recipients. (ucsf.edu)
  • When recipients are given a course of the conventionally used immune suppressant agent cyclosporin A, grafts survive 15 days. (stemcellpatents.com)
  • Grafts were quickly rejected, however, because of unknown forces later identified as immune responses. (medscape.com)
  • Skin grafts Many different types of tissues can be transplanted, including skin, bone, cartilage, adrenal tissue, fetal thymus, corneas, and composite transplantation of tissues to restore the face or extremities. (msdmanuals.com)
  • Recipients of grafts containing immune cells (particularly bone marrow, intestine, and liver) are at risk of graft-vs-host disease, in which the donor immune cells attack recipient tissue. (msdmanuals.com)
  • An immune response with both cellular and humoral components, directed against an allogeneic transplant, whose tissue antigens are not compatible with those of the recipient. (lookformedical.com)
  • Xenotransplantation involves the transplantation of nonhuman tissues or organs into human recipients. (medscape.com)
  • In light of the lack of supply of human organs for transplantation, several alternatives have been investigated and debated. (medscape.com)
  • Finally, most patients perceive xenotransplantation as an acceptable bridge to transplantation of human organs in life-threatening situations. (medscape.com)
  • A shift in the nature of complications from early to late graft dysfunction has been similarly observed after transplantation of other solid organs 2 . (ersjournals.com)
  • We have numerous syngeneic and xenogeneic tumor models, immunological models, and radiobiological partial and whole body, transplantation and tumor models. (uclahealth.org)
  • An induced state of non-reactivity to grafted tissue from a donor organism that would ordinarily trigger a cell-mediated or humoral immune response. (lookformedical.com)
  • Stereological quantification methods were tested in order to assess changes in structure and volume of the aortic wall including the involvement of immune cells in changes of the atherosclerotic lesions. (degruyter.com)
  • Many immune competent mouse strains are bred in the vivarium under gnotobiotic conditions and are available for purchase at low cost. (uclahealth.org)
  • Transplantation between genetically identical individuals, i.e., members of the same species with identical histocompatibility antigens, such as monozygotic twins, members of the same inbred strain, or members of a hybrid population produced by crossing certain inbred strains. (lookformedical.com)
  • Lung conditions such as acute respiratory distress syndrome have no cure with exception of transplantation, which is limited to a small number of patients. (stemcellpatents.com)
  • Over the last decade, improvements in surgical techniques, lung preservation, immunosuppression, and management of ischaemia/reperfusion injury and infections have made intermediate-term survival after lung transplantation an achievable goal. (ersjournals.com)
  • Over the last decade, improvements in surgical techniques, lung preservation, immunosuppression, and management of ischaemia/reperfusion injury and infections have contributed to increase the 1‐yr patient survival after lung transplantation (LTx) to 70-80% 1 . (ersjournals.com)
  • Mitochondria, ancestrally related to bacteria, possess an array of endogenous innate immune-activating molecules. (duke.edu)
  • Several lines of evidence suggest that dynamic interactions between the host's enteric microbiota and innate immune system modulate the intestinal response to radiation. (uclahealth.org)
  • Synthetic immune checkpoint engagers protect HLA-deficient iPSCs and derivatives from innate immune cell cytotoxicity. (ucsf.edu)
  • The FcgammaRIIa receptors, which provide a crucial link between cellular and humoral components of the immune response, display allelic polymorphism. (shengsci.com)
  • The motivation for using animal sources for organ or tissue transplantation is driven by supply and demand. (medscape.com)
  • Following a stroke, immune responses and neuroinflammation persist throughout all phases of injury, from early tissue damage to late brain tissue remodeling [ 3 , 4 ]. (explorationpub.com)
  • Transplantation is a procedure that involves the removal of an organ or living tissue and placing it into a different part of the body or into a different person. (lecturio.com)
  • Almost always, transplantation is done to replace or restore the function of an end-stage diseased organ, thereby restoring an essential function and improving patient survival. (msdmanuals.com)
  • However, some procedures (eg, hand, larynx, tongue, uterus, facial transplantation) enhance the quality of life but do not improve survival and have significant risks related to surgery and immunosuppression. (msdmanuals.com)
  • The numbers of circulating CD4+CXCR5+, CD4+CXCR5+ICOS+, CD4+CXCR5+PD-1+, CD4+CXCR5+IL-21+ TFH, CD19+CD86+, and CD19 +CD86+CD38+ B cells as well as the level of serum IL-21 in the AMR, AR, and CR groups at post-transplantation were significantly higher than those at pre-transplantation. (bvsalud.org)
  • It includes the humoral immune response and the cell-mediated response and consists of a complex of interrelated cellular, molecular, and genetic components. (lecturio.com)
  • At the same time, a subpopulation of highly tumorigenic glioma stem cells (GSCs) with high plasticity and self-renewal properties contribute to tumor malignancy through their sustained proliferation, invasion, stimulation of angiogenesis, suppression of anti-tumor immune responses and chemo-resistance ( 12 ). (frontiersin.org)
  • The T regulatory cells is a specific component of the immune system that is activated by mesenchymal stem cells and has been associated with suppression of autoimmunity. (stemcellpatents.com)
  • Also this stem cell population has been proposed, along with adipose stem cells , to have immune modulatory. (stemcellpatents.com)
  • Moreover, the numbers of circulating CD4+CXCR5+IL-21+ TFH cells, CD19+CD86+CD38+ B cells as well as the level of serum IL-21 were positive related to the level of serum Cr while showing negative correlated with the values of eGFR in the AMR groups at post-transplantation for 4 and 12 weeks. (bvsalud.org)
  • Tolerance Tolerance Pharmacokinetics and Pharmacodynamics of the transplanted organ by the immune system Immune system The body's defense mechanism against foreign organisms or substances and deviant native cells. (lecturio.com)
  • Immunotherapy - uses substances made by the body or in a laboratory to boost the immune system and help the body find and destroy cancer cells. (animalresearch.info)
  • utilize multiplex fluorescent immunohistochemistry to provide a comprehensive characterization of the metastatic colorectal cancer immune microenvironment, revealing an important role for PD-L1+ antigen presenting cells in immune suppression. (jci.org)
  • These findings suggested that thymic atrophy in acute GVHD is effected by impaired cellular proliferation of immature host thymocytes and that the failure of these cells to enter the cell cycle is dependent on an interferon (IFN)-gamma-driven immune response. (ox.ac.uk)
  • Further research is warranted to fill these gaps, develop diagnostic modalities to facilitate early detection of CAV, and management strategies to Improve graft tolerance and immune modulation. (lidsen.com)
  • Organ transplantations have become the therapeutic option of choice for many individuals with end-stage organ failure. (lecturio.com)
  • Polyclonal CTLs, in contrast, respond to either the native nonapeptide or any of the substituted variants that were tested, which suggests a certain degree of degeneracy in the specificity of the physiologic immune response. (shengsci.com)