Role of thymic B cells in the development of thymus-derived regulatory T cell in vitro.

abstract：:Histamine and putrescine (a precursor of polyamines) are formed by histidine decarboxylase (HDC) and ornithine decarboxylase (ODC), respectively. Within a few hours after injection of a lipopolysaccharide (LPS) into mice, HDC is induced in the liver, spleen, lung and bone marrow, and ODC is induced in the liver, splee...

journal_title：Immunology letters

authors： Endo Y,Kikuchi T,Takeda Y,Nitta Y,Rikiishi H,Kumagai K

更新日期：1992-06-01 00:00:00

abstract：:DC are unique antigen presenting cells, and their ability to induce proliferation of T cells in a mixed leukocyte reaction (MLR) assay is commonly used for the evaluation of their function. To determine the mechanisms involved in DC-induced T cell activation in a primary MLR assay, a variety of different agents were e...

journal_title：Immunology letters

authors： Tourkova IL,Yurkovetsky ZR,Shurin MR,Shurin GV

更新日期：2001-09-03 00:00:00

abstract：:The antibody response in humans naturally primed to a malaria vaccine candidate antigen (Pf155/RESA) is genetically regulated. Here, the impact of antigen presenting cells (APC) on the control of in vitro T-cell responses induced by Pf155/RESA or synthetic peptides corresponding to its major Pf155/RESA epitopes was st...

journal_title：Immunology letters

authors： Troye-Blomberg M,Lepers JP,Sjöberg K,Rahalimalala L,Larsson A,Olerup O,Perlmann P

更新日期：1994-12-01 00:00:00

abstract：:We infected umbilical cord blood lymphocytes (CBL) with EBV in vitro. Analysis of the cell population in 3- and 6-day-old cultures showed a relative increase of B cells and outgrowth of B cells after prolonged culture period. The immunomodulator PSK was added to parallel cultures. In these cultures, B cell growth was ...

journal_title：Immunology letters

authors： Liu A,Klein G,Bandobashi K,Klein E,Nagy N

更新日期：2002-03-01 00:00:00

abstract：:Genetic or DNA-based immunization, including genomic immunization, has shown to be a viable alternative approach to induce protective immunity against a number of pathogens in several disease models. Here we describe a new method, cDNA expression library immunization (cDELI), based on the use of a large number of cDNA...

journal_title：Immunology letters

authors： Manoutcharian K,Terrazas LI,Gevorkian G,Govezensky T

更新日期：1998-07-01 00:00:00

abstract：:B cell activating factor belonging to the TNF family (BAFF, also called BLyS, TALL-1, THANK, or zTNF4) is an important survival factor for B cells, and is able to regulate T cell activation. Recently, we have demonstrated that human soluble BAFF (hsBAFF) potently elevates NK cell activity of murine splenic cells in vi...

journal_title：Immunology letters

authors： Zhang W,Wen L,Huang X,Liang J,Gao W,Zhang S,Chen L

更新日期：2008-10-30 00:00:00

abstract：:Recombinant gp120 of the HIV-1(IIIB) isolate (BH10 clone) has been mutated to form the PR12 protein with the first 74 C-terminal amino acids and the V1, V2 and V3 hypervariable loops deleted. A variety of studies have shown that the CD4 binding domain (CD4bd) is very well exposed in PR12 in contrast to rgp120(LAI). Us...

journal_title：Immunology letters

authors： Jeffs SA,Gorny MK,Williams C,Revesz K,Volsky B,Burda S,Wang XH,Bandres J,Zolla-Pazner S,Holmes H

更新日期：2001-12-03 00:00:00

abstract：:The first step in the clearance of apoptotic cells is chemotactic migration of macrophages towards the apoptotic cells guided by find-me signals provided by the dying cells. Upon sensing the chemotactic signals, macrophages release ATP. ATP is then degraded to ADP, AMP and adenosine to trigger purinergic receptors con...

journal_title：Immunology letters

authors： Joós G,Jákim J,Kiss B,Szamosi R,Papp T,Felszeghy S,Sághy T,Nagy G,Szondy Z

更新日期：2017-03-01 00:00:00

abstract：:Dendritic cells (DC) can direct downstream T-cell responses. Although bacterial adjuvants are strong activators of DC in vitro, the effects of normal enteric bacteria on DC in vivo are not well defined. We used germ-free (GF) mice to determine whether enteric bacteria alter DC phenotype and ability to stimulate naïve ...

journal_title：Immunology letters

authors： Walton KL,He J,Kelsall BL,Sartor RB,Fisher NC

更新日期：2006-01-15 00:00:00

abstract：:When murine BALB/c splenocytes are pretreated for 2 h with different concentrations of 25-hydroxycholesterol (25-HC) or 7 beta-hydroxycholesterol (7-HC), washed and stimulated either with irradiated C57BL/6 splenocytes or with Con A, IL-2 secretion is inhibited in a dose-dependent way as well as the subsequent cell pr...

journal_title：Immunology letters

authors： Richert L,Beck JP,Shinitzky M

更新日期：1986-11-03 00:00:00

abstract：:The complement system is a protein cascade capable of neutralizing invading pathogens. One of its activation pathways is the lectin pathway which is dependent on the binding of MBL or the ficolins. The specificity of L-ficolin binding has been investigated previously and it was observed that binding is dependent on ac...

journal_title：Immunology letters

authors： Krarup A,Mitchell DA,Sim RB

更新日期：2008-06-30 00:00:00

abstract：:The influence of human recombinant granulocyte-macrophage colony-stimulating factor (rH GM-CSF) on respiratory burst response of isolated human neutrophils was examined. Preincubation of cells with rH GM-CSF significantly increased the respiratory burst in response to formyl-methionyl-leucyl-phenylalanine (FMLP), meas...

journal_title：Immunology letters

authors： Leino L,Nuutila J,Pelliniemi TT,Rajamäki A

更新日期：1993-09-01 00:00:00

abstract：:Many alterations of innate and adaptive immunity are common in the aging population, which reflect a deterioration of the immune system, and have lead to the terms "immune aging" or "immunosenescence". Systems Biology aims to the comprehensive knowledge of the structure, dynamics, control and design that define a give...

journal_title：Immunology letters

authors： O'Connor JE,Herrera G,Martínez-Romero A,de Oyanguren FS,Díaz L,Gomes A,Balaguer S,Callaghan RC

更新日期：2014-11-01 00:00:00

abstract：:Establishment and maintenance of pregnancy represents a challenge for the maternal immune system since it has to defend against pathogens and tolerate paternal alloantigens expressed in fetal tissues. Regulatory T (Treg) cells, a subset of suppressor CD4(+) T cells, play a dominant role in the maintenance of immunolog...

journal_title：Immunology letters

authors： La Rocca C,Carbone F,Longobardi S,Matarese G

更新日期：2014-11-01 00:00:00

abstract：:NK-like T cells which express the NK1.1 molecule and CD3 (or TCR) of intermediate level (CD3int or TCRint cells) were recently demonstrated to be present in various immune organs, and to have NK-like cytotoxic activity against NK target cells. In this study, we investigated whether NK1.1- T cells could express NK1.1. ...

journal_title：Immunology letters

authors： Ikarashi Y,Maruoka H,Shinohara K,Sugimura T,Terada M,Wakasugi H

更新日期：1998-04-01 00:00:00

abstract：:This study aimed to investigate the influence of physical activity in innate immunity to conduce to an effective antitumoral immune response analyzing the phenotype and activation status of infiltrating cells. We analysed the intracellular cytokines and the transcription factors of tumor infiltrating lymphocytes (TILS...

journal_title：Immunology letters

authors： Bianco TM,Abdalla DR,Desidério CS,Thys S,Simoens C,Bogers JP,Murta EFC,Michelin MA

更新日期：2017-10-01 00:00:00

abstract：OBJECTIVES:The aim of this study was to investigate whether the concentrations of serum tumor necrosis factor-α (TNF-α), a pro-inflammatory cytokine, increased in type 2 diabetes mellitus (T2DM) and type 2 diabetic nephropathy (T2DN) patients. METHODS:The four databases (PubMed, CNKI, WanFang and Chinese-Cqvip) were s...

journal_title：Immunology letters

authors： Chen YL,Qiao YC,Xu Y,Ling W,Pan YH,Huang YC,Geng LJ,Zhao HL,Zhang XX

更新日期：2017-06-01 00:00:00

abstract：:The immunomodulatory and antiviral effects of an extracellular polysaccharide (EPS-2), produced by a strain of Geobacillus thermodenitrificans isolated from a shallow marine vent of Vulcano Island (Italy), were evaluated. In the present study, we show for the first time that EPS-2 treatment hinder HSV-2 replication in...

journal_title：Immunology letters

authors： Arena A,Gugliandolo C,Stassi G,Pavone B,Iannello D,Bisignano G,Maugeri TL

更新日期：2009-04-27 00:00:00

abstract：:Clinical symptoms of COVID-19 include fever, cough, and fatigue which may progress to acute respiratory distress syndrome (ARDS). The main hematological laboratory findings associated with the severe form of disease are represented by lymphopenia and eosinopenia which mostly occur in the elderly population characteriz...

journal_title：Immunology letters

authors： Napoli C,Benincasa G,Criscuolo C,Faenza M,Liberato C,Rusciano M

更新日期：2021-01-06 00:00:00

abstract：:Experiments with malaria in mice suggest that protective immunity depends not only on antibody but also on activation of macrophages. Activated macrophages may cause intra-erythrocytic death of parasites by releasing reactive oxygen intermediates and/or tumour necrosis factor. Macrophage activation for both types of p...

journal_title：Immunology letters

authors： Playfair JH,Dockrell H,Taverne J

更新日期：1985-01-01 00:00:00

abstract：:The effect of ageing on thymocyte progenitors in the bone marrow was studied in an in vitro experimental model that permits T lymphocyte development. The model is based on co-culture of BM cells from young and old mice with lymphoid depleted fetal thymus explants. We applied different strategies of thymic colonization...

journal_title：Immunology letters

authors： Globerson A

更新日期：1994-06-01 00:00:00

abstract：:To investigate the in vivo role of complement component C5 it is common to compare the inflammatory response between C5-normal and C5-deficient inbred mice strains. Nevertheless, it should be expected that differences in the genetic backgrounds between those strains may affect several physiological parameters, complic...

journal_title：Immunology letters

authors： Bavia L,de Castro ÍA,Massironi SM,Isaac L

更新日期：2014-05-01 00:00:00

abstract：:Screening of expression cDNA libraries derived from human neoplasms with autologous sera (SEREX) is an established method for defining antigens immunogenic in individual cancer patients. Although the majority of SEREX-derived cDNA clones encode autoantigens, some of them represent shared cancer antigens with cancer-re...

journal_title：Immunology letters

authors： Lagarkova MA,Koroleva EP,Kuprash DV,Boitchenko VE,Kashkarova UA,Nedospasov SA,Shebzukhov YV

更新日期：2003-01-02 00:00:00

abstract：:This article has been withdrawn at the request of the editor. The Publisher apologizes for any inconvenience this may cause. The full Elsevier Policy on Article Withdrawal can be found at https://www.elsevier.com/about/our-business/policies/article-withdrawal. ...

journal_title：Immunology letters

authors： Karimabad MN,Falahati-Pour SK,Hassanshahi G,Koochakzadeh L

更新日期：2017-08-26 00:00:00

abstract：:We describe the quantification of the absolute amounts of HLA class II mRNA and class II transactivator (CIITA) mRNA by competitive reverse transcription polymerase chain reaction in cultured synovial fibroblast-like cells (SFC) of patients with rheumatoid arthritis. High basal levels of transcription of class II mRNA...

journal_title：Immunology letters

authors： Navarrete Santos A,Riemann D,Thiele K,Kehlen A,Navarrete Santos A,Langner J

更新日期：1997-06-01 00:00:00

abstract：INTRODUCTION:Considering the role of interleukin (IL)-9 and IL-9-producing Th9 cells in pathogenesis of autoimmune diseases, this study aimed to evaluate serum IL-9 levels in patients with Behçet's disease (BD) compared to healthy subjects and to assess whether there is an association between serum IL-9 levels and dise...

journal_title：Immunology letters

authors： Nouri-Vaskeh M,Malek Mahdavi A,Khabbazi A,Jadideslam G

更新日期：2019-07-01 00:00:00

abstract：:To study the mechanism(s) responsible for the appearance of Epstein-Barr virus (EBV)-induced anti-histone autoantibodies, peripheral blood B lymphocytes from healthy donors were infected with EBV and the resulting lymphoblastoid cell lines were tested for secretion of antibodies reacting with histones. It was found th...

journal_title：Immunology letters

authors： Garzelli C,Incaprera M,Bazzichi A,Manunta M,Rognini F,Falcone G

更新日期：1994-03-01 00:00:00

abstract：:The majority of peripheral blood mononuclear cells (PBMC) from acute-phase infectious mononucleosis (IM) patients express high levels of T10 (CD38) and HLA-DR surface antigens, which are markers characteristic of activated T cells. However, Tac antigen (p55) expression on these cells was not detectable by flow cytomet...

journal_title：Immunology letters

authors： Schmidt C,Burman K,Moss DJ,Ryan J,Burrows SR,Misko IS

更新日期：1989-12-01 00:00:00

abstract：:Investigating the functional effects of anti-T cell monoclonal antibodies (obtained through the Second International Workshop on Human Leucocyte Differentiation Antigens), antibodies to the sheep red cell receptor (CD2) were found to block lectin-dependent cytotoxicity. Blocking was seen with all anti-CD2 reagents tes...

journal_title：Immunology letters

authors： Görög G,Laskay T,Petrányi GG

更新日期：1985-01-01 00:00:00

abstract：:When human peripheral blood lymphocytes (PBL) are cultured with either concanavalin A (Con A)-treated or control autologous T lymphocytes, the mitogenic responses of the PBL co-cultured with Con A-treated cells are much lower. We have investigated the cell surface receptor changes during culture of T cells with and wi...

journal_title：Immunology letters

authors： Franklin JP,Stahl GF,Daniels JC

更新日期：1984-01-01 00:00:00