Natural T-cell ligands that are created by genetic variants can be transferred between cells by extracellular vesicles.

abstract：:The functional relevance of CD2-mediated signal transduction in triggering T cell receptor/CD3-independent natural killer cell cytotoxicity was investigated by introducing wild-type CD2 or signaling-deficient CD2 with truncated cytoplasmic region into a murine natural killer-like large granular lymphocyte clone lackin...

journal_title：European journal of immunology

authors： Nakamura T,Takahashi K,Koyanagi M,Yagita H,Okumura K

更新日期：1991-03-01 00:00:00

abstract：:Six different cell-mediated lympholysis (CML) combinations were established, four of which generated effector cells against the I-E, and two against the I-A molecule. The cell surface phenotype of effector cells was then determined by depletion of cytotoxic T lymphocyte (CTL) activity with antisera and rabbit compleme...

journal_title：European journal of immunology

authors： Vidovic D,Juretic A,Nagy ZA,Klein J

更新日期：1981-06-01 00:00:00

abstract：:Activated leukocyte cell adhesion molecule (ALCAM; CD166) is a member of the immunoglobulin gene superfamily (IgSF) which is expressed by activated leukocytes and thymic epithelial cells and is a ligand for the lymphocyte antigen CD6. Herein, we report on the isolation and characterization of cDNA clones encoding mous...

journal_title：European journal of immunology

authors： Bowen MA,Bajorath J,D'Egidio M,Whitney GS,Palmer D,Kobarg J,Starling GC,Siadak AW,Aruffo A

更新日期：1997-06-01 00:00:00

abstract：:The activity of granzyme B, a main effector molecule of cytotoxic T lymphocytes (CTL) and natural killer cells, is regulated by the human intracellular serpin proteinase inhibitor 9 (PI9). This inhibitor is particularly expressed by CTL and dendritic cells, in which it serves to protect these cells against endogenous ...

journal_title：European journal of immunology

authors： Bladergroen BA,Strik MC,Wolbink AM,Wouters D,Broekhuizen R,Kummer JA,Hack CE

更新日期：2005-04-01 00:00:00

abstract：:Tissue macrophages and their precursors-the blood monocytes-respond rapidly to a bacterial infection with the release of inflammatory mediators. These mediators are involved in the recruitment of phagocytic cells, principally neutrophils, from the blood to the site of infection. To initiate this process macrophages an...

journal_title：European journal of immunology

authors： Jack RS,Grunwald U,Stelter F,Workalemahu G,Schütt C

更新日期：1995-05-01 00:00:00

abstract：:An important aspect of clinical immunity to malaria is the ability to down-regulate inflammatory responses, once parasitaemia is under control, in order to avoid immune-mediated pathology. The role of classical (CD4(+)CD25(+)CD127(lo/-)FOXP3(+)) Treg in this process, however, remains controversial. Thus, we have chara...

journal_title：European journal of immunology

authors： Finney OC,Nwakanma D,Conway DJ,Walther M,Riley EM

更新日期：2009-05-01 00:00:00

abstract：:A major contributing factor to the final magnitude and breadth of CD8(+) T-cell responses to complex antigens is immunodomination, where CD8(+) T cells recognizing their cognate ligand inhibit the proliferation of other CD8(+) T cells engaged with the same APC. In this study, we examined how the half-life of cell s...

journal_title：European journal of immunology

authors： Galea I,Stasakova J,Dunscombe MS,Ottensmeier CH,Elliott T,Thirdborough SM

更新日期：2012-01-01 00:00:00

abstract：:In this report, we demonstrate that gp40, a molecule previously shown to be expressed by thymic epithelial cell lines in vitro and by thymic epithelial cells in vivo, is the murine homolog of human Ep-CAM, a calcium-independent homotypic adhesion molecule. gp40 is also expressed at low levels by thymocytes and periphe...

journal_title：European journal of immunology

authors： Nelson AJ,Dunn RJ,Peach R,Aruffo A,Farr AG

更新日期：1996-02-01 00:00:00

abstract：:Humanized BALB/c mice (termed trimera mice) conditioned by lethal total body irradiation and bone marrow transplantation from SCID mice have been described to support rapid engraftment of human peripheral blood mononuclear cells (PBMC) and the induction of strong B and T cell responses after immunization in vivo. More...

journal_title：European journal of immunology

authors： Böcher WO,Dekel B,Schwerin W,Geissler M,Hoffmann S,Rohwer A,Arditti F,Cooper A,Bernhard H,Berrebi A,Rose-John S,Shaul Y,Galle PR,Löhr HF,Reisner Y

更新日期：2001-07-01 00:00:00

abstract：:Leishmania-induced macrophage (Mphi) dysfunctions have been correlated with altered signaling events. Recent findings from our laboratory suggest that modulation of host protein tyrosine phosphatase (PTP) following Leishmania infection could lead to these Mphi defects. To address this issue, Mphi PTP activity and IFN-...

journal_title：European journal of immunology

authors： Blanchette J,Racette N,Faure R,Siminovitch KA,Olivier M

更新日期：1999-11-01 00:00:00

abstract：:Chemokine receptor CXCR6 mediates the chemotaxis and adhesion of leukocytes to soluble and membrane-anchored forms of CXCL16, and is an HIV-1 co-receptor. Here, we describe the effects of mutation of acidic extracellular CXCR6 residues on receptor function. Although most CXCR6 mutants examined were expressed at levels...

journal_title：European journal of immunology

authors： Petit SJ,Chayen NE,Pease JE

更新日期：2008-08-01 00:00:00

abstract：:Just over a decade ago, it was established that NK cells in the thymus do not follow precisely the same developmental pathway as conventional NK cells that develop in the bone marrow. Subsequently, it has emerged that NK cells are one branch of a family of innate lymphoid cells (ILCs). ILC1s and thymic NK cells have, ...

journal_title：European journal of immunology

authors： Male V,Brady HJM

更新日期：2017-05-01 00:00:00

abstract：:We have investigated perforin and granzyme B expression in graft-infiltrating lymphocytes of patients who underwent heart transplantation. Those proteins are commonly present in the cytoplasmic granules of cytotoxic T lymphocytes and are released upon effector-target cell interaction. From 28 patients 103 endomyocardi...

journal_title：European journal of immunology

authors： Legros-Maïda S,Soulié A,Benvenuti C,Wargnier A,Vallée N,Berthou C,Guillet J,Sasportes M,Sigaux N

更新日期：1994-01-01 00:00:00

abstract：:The major role of cells of the dendritic family in immunity and tolerance has been amply documented. Since their discovery in 1973, these cells have gained increasing interest from immunologists, as they are able to detect infectious agents, migrate to secondary lymphoid tissue, and prime naive T lymphocytes, thereby ...

journal_title：European journal of immunology

authors： Hespel C,Moser M

更新日期：2012-10-01 00:00:00

abstract：:This is the first report on the establishment of the readily identifiable and functioning thymic nurse cell (TNC) clones from the mouse thymus. In the course of the culture of an epithelial cell line using a medium with a low concentration of Ca2+ from the spontaneous BALB/c thymic tumor, lymphocytes as well as thymic...

journal_title：European journal of immunology

authors： Itoh T,Doi H,Chin S,Nishimura T,Kasahara S

更新日期：1988-05-01 00:00:00

abstract：:We have proposed earlier that the poor capacity of the lipocalin allergen Bos d 2 to stimulate highly allergic subjects' peripheral blood mononuclear cells could be ascribed to endogenous lipocalins and could be related to the allergenic potential of the molecule. Here, we have characterized the proliferative and cyto...

journal_title：European journal of immunology

authors： Kinnunen T,Buhot C,Närvänen A,Rytkönen-Nissinen M,Saarelainen S,Pouvelle-Moratille S,Rautiainen J,Taivainen A,Maillère B,Mäntyjärvi R,Virtanen T

更新日期：2003-06-01 00:00:00

abstract：:The thymus is the primary organ for T-cell differentiation and maturation. Unlike other major organs, the thymus is highly dynamic, capable of undergoing multiple rounds of almost complete atrophy followed by rapid restoration. The process of thymic atrophy, or involution, results in decreased thymopoiesis and emigrat...

journal_title：European journal of immunology

authors： Dooley J,Liston A

更新日期：2012-05-01 00:00:00

abstract：:The CD38 antigen displays restricted functional associations with surface molecules involved in immune system and complement. Capping of the CD38 molecule in normal or neoplastic T cells is followed by rapid and specific co-modulation of the CD3-T cell receptor (TcR) complex. In normal and tumor cells of B lineage, CD...

journal_title：European journal of immunology

authors： Funaro A,De Monte LB,Dianzani U,Forni M,Malavasi F

更新日期：1993-10-01 00:00:00

abstract：:This study reports on the earliest stages of mononuclear phagocyte differentiation. A crucial question in this developmental process is whether mature macrophage (M phi) heterogeneity is already appointed at the precursor cell level. For this purpose, we produced clonal populations of mononuclear phagocytes from bone ...

journal_title：European journal of immunology

authors： Leenen PJ,Slieker WA,Melis M,Van Ewijk W

更新日期：1990-01-01 00:00:00

abstract：:We show that IL-13 in the presence of TNF-alpha effected an equal or greater antiviral activity against a dual-tropic HIV-1 (R5X4) in macrophages. A temporary or continued exposure of macrophages to both cytokines significantly decreased the infection and replication of R5X4 HIV-1(89.6) (median, 128-fold, n = 9, p = 0...

journal_title：European journal of immunology

authors： Bailer RT,Lee B,Montaner LJ

更新日期：2000-05-01 00:00:00

abstract：:The thymus is a primary lymphoid organ supporting the development of self-tolerant T cells. Key events in T-cell development in the thymus include lineage commitment, selection events, and thymic emigration. This review discusses the proposed role of sphingosine-1-phosphate and its receptors in the emigration of both ...

journal_title：European journal of immunology

authors： Drennan MB,Elewaut D,Hogquist KA

更新日期：2009-04-01 00:00:00

abstract：:Rat CD4+ T cells are divided phenotypically by the anti-CD45RC monoclonal antibody OX22 into subsets with contrasting functions. Stimulation of T cells in vitro is known to induce a change in isoform from CD45RC+ to CD45RC-. We have investigated the in vitro conditions which promote a switch in isoform in the opposite...

journal_title：European journal of immunology

authors： Sarawar SR,Sparshott SM,Sutton P,Yang CP,Hutchinson IV,Bell EB

更新日期：1993-01-01 00:00:00

abstract：:Whereas the role of CD4 T cells in B cell memory generation is well established and unequivocal, the role that CD4 T cells play in CD8 responses was until recently far more elusive and controversial. A series of recent reports, however, have re-assessed the role of CD4 help on CD8 responses and have given rise to surp...

journal_title：European journal of immunology

authors： Bourgeois C,Tanchot C

更新日期：2003-12-01 00:00:00

abstract：:Germinal centers support the differentiation of memory B cells and long-lived antibody-secreting cells during infection or upon vaccination. Here, we constructed mice with T cells that selectively lack the chemokine receptor CXCR5 to determine if expression of this receptor by T cells is mandatory for germinal center ...

journal_title：European journal of immunology

authors： Arnold CN,Campbell DJ,Lipp M,Butcher EC

更新日期：2007-01-01 00:00:00

abstract：:Cytotoxic T lymphocytes (CTL) and natural killer (NK) cells elaborate a cytolytic protein named perforin or cytolysin. It was widely held that, in vivo, high quantities of perforin are not present in resting lymphocytes and are usually produced only by activated lymphocytes found under pathological conditions. Until n...

journal_title：European journal of immunology

authors： Zheng LM,Ojcius DM,Young JD

更新日期：1993-09-01 00:00:00

abstract：:We investigated the efficacy of a combination of anti-CD80 and CD86 (CD80 + 86) monoclonal antibodies (mAb), anti-interleukin (IL)-12 mAb, or both, for prophylaxis in a mouse acute graft-versus-host-disease (GVHD) model. The treatment with a combination of anti-CD80 + 86 mAb efficiently reduced the lethality of GVHD, ...

journal_title：European journal of immunology

authors： Saito K,Yagita H,Hashimoto H,Okumura K,Azuma M

更新日期：1996-12-01 00:00:00

abstract：:A human IgE-producing myeloma has been cultivated in vitro as a continuous cell line (U-266) since 1968. Analysis of immunoglobulin production during early passages of the cell line demonstrated a high synthesis rate of monoclonal IgE. Analysis of late passages, cultivated after 1980, revealed a 3-6-fold lower rate of...

journal_title：European journal of immunology

authors： Hellman L,Josephson S,Jernberg H,Nilsson K,Pettersson U

更新日期：1988-06-01 00:00:00

abstract：:Surfactant protein A (SP-A) and surfactant protein D (SP-D) are collectins, and both proteins were shown to interact with influenza A virus and alveolar macrophages. However, it is not known whether SP-A and SP-D can serve as opsonins for the phagocytosis of influenza A virus by alveolar macrophages. In the present st...

journal_title：European journal of immunology

authors： Benne CA,Benaissa-Trouw B,van Strijp JA,Kraaijeveld CA,van Iwaarden JF

更新日期：1997-04-01 00:00:00

abstract：:Adaptive immune responses have long been considered the "territory" of antigenic proteins, whereas carbohydrates are characterized as T-cell-independent antigens that are not typically recognized by the complete adaptive machinery. The current modus operandi when searching for dominant epitopes is the use of synthetic...

journal_title：European journal of immunology

authors： Cobb BA,Kasper DL

更新日期：2005-02-01 00:00:00

abstract：:Cervical thymus mimics the thoracic thymus in supporting T-cell development and exists in a subset of mice and humans. Importantly, it remains unknown whether the cervical thymus can generate T cells that are self-tolerant in the complete absence of signals from the thoracic thymus. Using a fetal liver reconstitution ...

journal_title：European journal of immunology

authors： Smolarchuk C,Zhu LF,Chan WF,Anderson CC

更新日期：2014-08-01 00:00:00