Pig islet xenografts are resistant to autoimmune destruction by non-obese diabetic recipients after anti-CD4 treatment.

abstract：:Xenotransplantion remains the most viable option for significant expansion of the donor organ pool in clinical transplantation. With the advent of nuclear transfer technologies, the production of transgenic swine has become a possibility. These animals have allowed transplant investigators to overcome humoral mechanis...

journal_title：Xenotransplantation

authors： Scalea J,Hanecamp I,Robson SC,Yamada K

更新日期：2012-01-01 00:00:00

abstract：BACKGROUND:Whilst macrohemodynamic function of porcine xenografts transplanted into baboons has been assessed perioperatively, the ability of the xenograft to maintain systemic microcirculatory perfusion has not been investigated after pig-to-baboon xenotransplantation so far. METHODS:We investigated the sublingual mi...

journal_title：Xenotransplantation

authors： Bauer A,Renz V,Baschnegger H,Abicht JM,Beiras-Fernandez A,Brenner P,Thein E,Schmoeckel M,Reichart B,Christ F

更新日期：2011-07-01 00:00:00

abstract：BACKGROUND:Safe and reliable diabetes models are a key prerequisite for advanced preclinical studies on diabetes. Chemical induction is the standard model of diabetes in rodents and also widely used in large animal models of non-human primates and minipigs. However, uncertain efficacy, the potential of beta-cell regene...

journal_title：Xenotransplantation

authors： Heinke S,Ludwig B,Schubert U,Schmid J,Kiss T,Steffen A,Bornstein S,Ludwig S

更新日期：2016-09-01 00:00:00

abstract：:The present study was undertaken to establish a rat-to-mouse vascularized small bowel xenotransplantation model to study acute vascular and hyperacute xenograft rejection, and xenogenic cell migration. Lewis rat small bowel grafts were transplanted heterotopically to group 1, Balb/c mice, and group 2, Balb/c mice pre-...

journal_title：Xenotransplantation

authors： Kiyochi H,Kellersmann R,Blömer A,Garcia BM,Zhang Z,Zhong R,Grant DR

更新日期：1999-02-01 00:00:00

abstract：BACKGROUND:Innovations in transgenic technology have facilitated improved xenograft survival. Additional gene expression appears to be necessary to overcome the remaining immune and biologic incompatibilities. We report for the first time the novel use of six-gene modifications within a pig-to-baboon cardiac xenotransp...

journal_title：Xenotransplantation

authors： Chan JL,Singh AK,Corcoran PC,Thomas ML,Lewis BG,Ayares DL,Vaught T,Horvath KA,Mohiuddin MM

更新日期：2017-11-01 00:00:00

abstract：BACKGROUND:This paper is based on a theological symposium presented at the International Xenotransplantation Association's 14th Congress held in Baltimore, MD, September, 2017. METHODS:The information explores the Jewish, Christian and Muslim theological perceptions and perspectives about cross-species (ie pig-to-huma...

journal_title：Xenotransplantation

authors： Paris W,Seidler RJH,FitzGerald K,Padela AI,Cozzi E,Cooper DKC

更新日期：2018-05-01 00:00:00

abstract：BACKGROUND:Making xenotransplantation socially acceptable is the first step in working toward the promotion of this potential therapy option for providing transplant organs. OBJECTIVE:To analyze the attitude toward xenotransplantation among the Latin American population resident in Florida (the USA), and to determine ...

journal_title：Xenotransplantation

authors： Ríos A,López-Navas AI,Martínez-Alarcón L,Ramis G,Hernández AM,Ayala MA,Garrido G,Ramírez P,Parrilla P

更新日期：2016-07-01 00:00:00

abstract：:The outstanding results recently obtained in islet xenotransplantation suggest that porcine islet clinical trials may soon be scientifically appropriate. Before the initiation of such clinical studies, however, it is essential that a series of key ethical and regulatory conditions are satisfied. As far as ethics is co...

journal_title：Xenotransplantation

authors： Cozzi E,Tallacchini M,Flanagan EB,Pierson RN 3rd,Sykes M,Vanderpool HY

更新日期：2009-07-01 00:00:00

abstract：BACKGROUND:Intravascular thrombosis and systemic coagulation abnormalities are major hurdles to successful xenotransplantation and are signs of acute humoral rejection. Increased expression of tissue factor (TF) is associated with the development of microvascular thrombosis in xenografts. To develop an effective strate...

journal_title：Xenotransplantation

authors： Lee KG,Lee H,Ha JM,Lee YK,Kang HJ,Park CG,Kim SJ

更新日期：2012-05-01 00:00:00

abstract：:Post-transplantation infections are common in allograft recipients and should be expected in all immunocompromised hosts. Based on the need for immunosuppression in xenotransplantation, procedures developed to enhance safety in allotransplantation can be applied in future xenotransplantation clinical trials. Standardi...

journal_title：Xenotransplantation

authors： Nellore A,Fishman JA

更新日期：2018-07-01 00:00:00

abstract：BACKGROUND:In pig-to-nonhuman primate solid organ xenotransplantation using organs from donors transgenic for human decay-accelerating factor (hDAF), the main type of rejection is antibody-mediated (acute humoral xenograft rejection, AHXR). This occurs despite the complement-regulatory function of the transgene, neutra...

journal_title：Xenotransplantation

authors： Lam TT,Hausen B,Hook L,Lau M,Higgins J,Christians U,Jacobsen W,Baluom M,Duthaler R,Katopodis A,Chavez G,Cozzi E,Harrison R,Schuurman HJ,Borie D,Morris RE

更新日期：2005-01-01 00:00:00

abstract：:Patients in whom type 1 diabetes is complicated by impaired awareness of hypoglycemia and recurrent episodes of severe hypoglycemia are candidates for islet or pancreas transplantation if severe hypoglycemia persists after completion of a structured stepped care approach or a formalized medical optimization run-in per...

journal_title：Xenotransplantation

authors： Hering BJ,O'Connell PJ

更新日期：2016-01-01 00:00:00

abstract：:Type 1 diabetes can be cured by transplantation of isolated pancreatic islets. Because of the shortage of human donor tissue, adult porcine islets (APIs) constitute a possible alternative tissue source. Upon intraportal injection, islets are subjected to an instant blood-mediated inflammatory reaction (IBMIR) leading ...

journal_title：Xenotransplantation

authors： Ehrnfelt C,Kumagai-Braesch M,Uzunel M,Holgersson J

更新日期：2004-03-01 00:00:00

abstract：:Although xenografts have always held immeasurable potential as an inexhaustible source of donor organs, immunological barriers and physiological incompatibility have proved to be formidable obstacles to clinical utility. An exciting, new regenerative medicine-based approach termed "semi-xenotransplantation" (SX) seeks...

journal_title：Xenotransplantation

authors： Salvatori M,Peloso A,Katari R,Soker S,Lerut JP,Stratta RJ,Orlando G

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND:Sertoli cells (SC) are known to have active mechanism for evading humoral immune response and are known to have immune modulatory effects in the presence of other antigens. This has led us to hypothesize that systemic immune modulating effect of SC might be optimized by their residence on peripheral lymph no...

journal_title：Xenotransplantation

authors： Lee HM,Lim HG,Oh BC,Park CS,Lee DS,Lee JR

更新日期：2007-11-01 00:00:00

abstract：BACKGROUND:Human cytomegalovirus (HCMV) infection or reactivation has been linked to allograft rejection resulting from endothelial injury and immune activation. In pig-to-human xenotransplantation, currently investigated to circumvent the shortage of human organs in transplantation medicine, the porcine endothelium wi...

journal_title：Xenotransplantation

authors： Millard AL,Häberli L,Sinzger C,Ghielmetti M,Schneider MK,Bossart W,Seebach JD,Mueller NJ

更新日期：2010-07-01 00:00:00

abstract：BACKGROUND:TNF and its receptors TNF-Receptor 1 (TNFR1, CD120a) and TNF-Receptor 2 (TNFR2, CD120b) have been implicated in the rejection of transplanted cells and organs. Although pig TNFR1 (pTNFR1) is known to mediate the effects of human TNF in a xenogeneic setting, it is unclear whether pig TNFR2 (pTNFR2) could cont...

journal_title：Xenotransplantation

authors： Uribe-Herranz M,Casinghino SR,Bosch-Presegué L,Fodor WL,Costa C

更新日期：2011-03-01 00:00:00

abstract：:We designed this study to define reference values of the cynomolgus monkey coagulation system, as the normal range of values has not been established. Measurement of coagulation function was determined by testing plasma samples from 30 healthy male cynomolgus monkeys. Prothrombin time (PT), PT activity, PT internation...

journal_title：Xenotransplantation

authors： Rhu J,Lee KW,Kim KS,Lee JS,Kim SJ,Park JB

更新日期：2019-01-01 00:00:00

abstract：:Development of coagulation disorders remains a major challenge in pig-to-primate organ xenotransplantation. Our previous studies demonstrated that porcine aortic endothelial cells (pAEC) activate human platelets to express tissue factor (TF). In this study, we investigated the molecular interaction between human plate...

journal_title：Xenotransplantation

authors： Ezzelarab MB,Liu YW,Lin CC,Long C,Ayares D,Dorling A,Cooper DK

更新日期：2014-01-01 00:00:00

abstract：BACKGROUND:Xenotransplantation of porcine islets has emerged in recent decades as a potential treatment for type 1 diabetes (T1D). Current methods of detection, indicative of successful engraftment, occur downstream of actual islet death. Epigenetic biomarkers can be detected in circulating cell-free DNA (cfDNA) to pro...

journal_title：Xenotransplantation

authors： Faulk C,Mueller KR,Cheishvili D,Colwell M,Pepin AS,Syzf M,Hering BJ,Burlak C

更新日期：2020-03-01 00:00:00

abstract：BACKGROUND:Extensive studies in rodents have identified olfactory ensheathing cells (OECs) as promising candidates for cell-based therapies of spinal cord and peripheral nerve injury. Previously, we demonstrated that short-term cultured adult porcine OECs can remyelinate the rodent and non-human primate spinal cord. He...

journal_title：Xenotransplantation

authors： Radtke C,Lankford KL,Wewetzer K,Imaizumi T,Fodor WL,Kocsis JD

更新日期：2010-01-01 00:00:00

abstract：:For long-term xenograft survival, coagulation control is one of the remaining critical issues. Our attention has been directed toward human thrombomodulin (hTM), because it is expected to exhibit the following beneficial effects on coagulation control and cytoprotection: (i) to solve the problem of molecular incompati...

journal_title：Xenotransplantation

authors： Yazaki S,Iwamoto M,Onishi A,Miwa Y,Hashimoto M,Oishi T,Suzuki S,Fuchimoto D,Sembon S,Furusawa T,Liu D,Nagasaka T,Kuzuya T,Ogawa H,Yamamoto K,Iwasaki K,Haneda M,Maruyama S,Kobayashi T

更新日期：2012-03-01 00:00:00

abstract：BACKGROUND:One-half of all orthopedic surgeries require bone grafting for successful outcomes in fusions, reconstructive procedures, and the treatment of osseous defects resulting from trauma, tumor, infection, or congenital deformity. Autologous bone grafts are taken from the patient's own body and remain the "gold st...

journal_title：Xenotransplantation

authors： Bracey DN,Cignetti NE,Jinnah AH,Stone AV,Gyr BM,Whitlock PW,Scott AT

更新日期：2020-09-01 00:00:00

abstract：BACKGROUND:Young people, and students in particular, generally have a positive attitude to xenotransplantation. We reported previously that university students attending their first year approved of the idea of transplanting animal organs into humans. The aim of this study was to evaluate the impact of a 3-yr course at...

journal_title：Xenotransplantation

authors： Canova D,De Bona M,Rumiati R,Masier A,Ermani M,Naccarato R,Cozzi E,Ancona E,Burra P

更新日期：2006-05-01 00:00:00

abstract：:The last 15 years or so have seen exciting progress in xenotransplantation, with porcine organ grafts surviving months or even years in non-human primates. These advances reflect the application of new scientific knowledge, improved immunosuppressive agents, and genetic engineering. The field has recently enjoyed a re...

journal_title：Xenotransplantation

authors： Sykes M

更新日期：2018-05-01 00:00:00

abstract：BACKGROUND:Both the complement and the coagulation systems play important roles in the development of hyperacute or acute antibody-mediated xenograft rejection. Atrase B is a novel metalloproteinase isolated from the venom of Naja atra. In this study, we investigated the inhibitory effects of atrase B on complement act...

journal_title：Xenotransplantation

authors： Fu C,Shi L,Huang X,Feng H,Tan X,Chen S,Zhu L,Sun Q,Chen G

更新日期：2020-09-01 00:00:00

abstract：BACKGROUND:Recently, we have shown that an immunosuppression regimen including costimulation blockade via anti-CD154 antibody significantly prolongs the cardiac xenograft survival in a GTKO.hCD46Tg pig-to-baboon heterotopic xenotransplantation model. Unfortunately, many coagulation disorders were observed with the use ...

journal_title：Xenotransplantation

authors： Mohiuddin MM,Singh AK,Corcoran PC,Hoyt RF,Thomas ML 3rd,Lewis BG,Eckhaus M,Dabkowski NL,Belli AJ,Reimann KA,Ayares D,Horvath KA

更新日期：2014-01-01 00:00:00

abstract：BACKGROUND:The induced antibodies against Galalpha1,3Gal (Gal) and non-Gal epitopes may contribute to delayed xenograft rejection (DXR). We asked whether blockade of the CD40/CD154 and CD28/B7 co-stimulatory pathways modulates the baboon elicited antibody response to pig Gal and non-Gal antigens. METHODS:Eighteen babo...

journal_title：Xenotransplantation

authors： Wu G,Pfeiffer S,Schröder C,Zhang T,Nguyen BN,Lea W,Kelishadi S,Atkinson JB,Schuurman HJ,White DJ,Azimzadeh AM,Pierson RN 3rd

更新日期：2005-05-01 00:00:00

abstract：:Highly sensitized patients awaiting kidney transplantation may be potential candidates for future clinical trials using pig organ donors. Because of crossreactivity between human leucocyte antigens (HLA) and swine leucocyte antigens (SLA), such patients might have heightened T-cell responses to porcine xenoantigens. W...

journal_title：Xenotransplantation

authors： Oostingh GJ,Davies HF,Bradley JA,Taylor CJ

更新日期：2003-11-01 00:00:00

abstract：:Type I diabetes remains a significant clinical problem in need of a reliable, generally applicable solution. Both whole organ pancreas and islet allotransplantation have been shown to grant patients insulin independence, but organ availability has restricted these procedures to an exceptionally small subset of the dia...

journal_title：Xenotransplantation

authors： Samy KP,Martin BM,Turgeon NA,Kirk AD

更新日期：2014-05-01 00:00:00