Indirect mechanisms of HIV pathogenesis: how does HIV kill T cells?

abstract：:The formerly distinct fields of lymphocyte signal transduction and cytoskeletal remodeling have recently become linked, as proteins involved in transducing signals downstream of lymphocyte antigen receptors have also been implicated in actin cytoskeleton remodeling, microtubule dynamics and regulation of cell polarity...

journal_title：Current opinion in immunology

authors： Miletic AV,Swat M,Fujikawa K,Swat W

更新日期：2003-06-01 00:00:00

abstract：:Co-receptors have been shown to regulate the antigen-receptor signaling threshold for B cell responses by modulating the activation of signaling molecules that are essential for transmitting a signal through the antigen-receptor. Co-receptors appear to modulate the signaling threshold for B cell tolerance distinctly f...

journal_title：Current opinion in immunology

authors： Tsubata T

更新日期：1999-06-01 00:00:00

abstract：:The use of colony stimulating factors in clinical bone marrow transplantation is rapidly evolving. Both granulocyte colony stimulating factor and granulocyte macrophage colony stimulating factor have shown efficacy in bone marrow transplant patients in accelerating the rate of myeloid recovery. The use of colony stimu...

journal_title：Current opinion in immunology

authors： Negrin RS,Greenberg PL

更新日期：1992-10-01 00:00:00

abstract：:Antimicrobials represent a broad class of chemicals with the intended purpose of eliminating or controlling the growth of harmful microorganisms. Exposure can occur occupationally or through the use or consumption of consumer products. The use of antimicrobial agents has been associated with an increased incidence of ...

journal_title：Current opinion in immunology

authors： Anderson SE,Weatherly L,Shane HL

更新日期：2019-10-01 00:00:00

abstract：:Islets of Langerhans of all species harbor a small number of resident macrophages. These macrophages are found since birth, do not exchange with blood monocytes, and are maintained by a low level of replication. Under steady state conditions, the islet macrophages are in an activated state. Islet macrophages have an i...

journal_title：Current opinion in immunology

authors： Carrero JA,Ferris ST,Unanue ER

更新日期：2016-12-01 00:00:00

abstract：:While Interleukin-5 (IL-5) is initially identified by its ability to support the growth and differentiation of activated B cells, overexpression of IL-5 significantly increases eosinophil numbers and antibody levels predominantly from an expanded population of B-1 cells in vivo. Conversely, mice lacking a functional g...

journal_title：Current opinion in immunology

authors： Takatsu K,Nakajima H

更新日期：2008-06-01 00:00:00

abstract：:The hypothesis that protein kinase C (PKC)-theta; plays an important role in T-lymphocyte activation, as indicated by numerous studies in cell lines, was recently confirmed in mice deficient in the expression of this enzyme. In response to TCR stimulation, peripheral T cells lacking PKC-theta; failed to activate NF-ka...

journal_title：Current opinion in immunology

authors： Arendt CW,Albrecht B,Soos TJ,Littman DR

更新日期：2002-06-01 00:00:00

abstract：:The induction and execution of a successful anti-pathogen immune response requires a consecutive series of cellular interactions that begin in lymphoid environments and later extend into the periphery. Much of our current knowledge of these events has been gained using ex vivo approaches that yield important static in...

journal_title：Current opinion in immunology

authors： Mueller SN,Hickman HD

更新日期：2010-06-01 00:00:00

abstract：:Natural killer cells are lymphocytes of the innate immune system that can kill an array of tumor and infected cells and secrete cytokines that participate in the shaping of the adaptive immune response. While it was believed that NK cell effector responses are acquired during maturation and then fixed, it appears that...

journal_title：Current opinion in immunology

authors： Narni-Mancinelli E,Ugolini S,Vivier E

更新日期：2013-02-01 00:00:00

abstract：:B cells that fail to pass a developmental checkpoint, either as immature or mature B cells, can be rescued by creating a new B cell antigen receptor through nested secondary immunoglobulin gene rearrangements, a process termed receptor editing. Tolerance-mediated receptor editing occurs in self-reactive immature bone ...

journal_title：Current opinion in immunology

authors： Hertz M,Nemazee D

更新日期：1998-04-01 00:00:00

abstract：:A strong skeleton relies on adaptation to varying physical demands and on maintenance of the bone tissue in order to avoid accumulation of micro-damage. In bone, the purinergic P2X7 ion channel receptor is expressed on both cells of the stromal lineage such as the bone forming osteoblasts and the mechano-sensing osteo...

journal_title：Current opinion in immunology

authors： Jørgensen NR

更新日期：2018-06-01 00:00:00

abstract：:Invariant natural killer T cells (iNKT cells) express a restricted T cell antigen receptor (TCR) repertoire and they respond rapidly to glycolipid antigens presented by CD1d. These glycolipid antigens have hexose sugars in alpha-linkage to two types of lipids that can bind to CD1d. Recent work has shown that the respo...

journal_title：Current opinion in immunology

authors： Kronenberg M,Kinjo Y

更新日期：2009-08-01 00:00:00

abstract：:Flaviviruses are a group of important emerging and re-emerging human pathogens that cause worldwide epidemics with thousands of deaths annually. Flaviviruses are small, enveloped, positive-sense, single-stranded RNA viruses that are obligate intracellular pathogens, relying heavily on host cell machinery for productiv...

journal_title：Current opinion in immunology

authors： Li M,Ramage H,Cherry S

更新日期：2020-10-01 00:00:00

abstract：:Over the past year, we have witnessed the discovery of further virus immuno-evasins--proteins that alter the host immune response. Although many of these factors have been described over the past decade, the structural basis underlying their biology has lagged behind. Structural data have now been obtained for several...

journal_title：Current opinion in immunology

authors： Gewurz BE,Gaudet R,Tortorella D,Wang EW,Ploegh HL

更新日期：2001-08-01 00:00:00

abstract：:CD8(+) T cells are key effector cells of the adaptive immune system, however their activity must be tightly regulated to allow pathogen clearance whilst preventing immunopathology and autoimmunity. In this review, we summarise the diversity of responses that CD8(+) T cells make to antigenic stimulation with a focus on...

journal_title：Current opinion in immunology

authors： Parish IA,Kaech SM

更新日期：2009-06-01 00:00:00

abstract：:Human papillomaviruses (HPVs) have been associated with benign and malignant epithelial proliferations in either skin or mucosa. Two HPV oncogenic proteins, E6 and E7, are important in the induction and maintenance of cellular transformation and are co-expressed in the majority of HPV-containing carcinomas. Therefore,...

journal_title：Current opinion in immunology

authors： Wu TC

更新日期：1994-10-01 00:00:00

abstract：:Malaria remains one of the greatest impediments to development in many tropical regions of the world. Understanding host immune responses to malaria parasites is crucial for the effective design and implementation of new vaccines and drugs. Recent research has seen the identification of the first pattern recognition r...

journal_title：Current opinion in immunology

authors： Engwerda CR,Good MF

更新日期：2005-08-01 00:00:00

abstract：:Applications of the polymerase chain reaction have revolutionized the field of immunogenetics, particularly in studies of human leukocyte antigen class II polymorphism, and more recently in the analysis of T-cell receptor usage. However, the enormous diversity and variability of the T-cell receptor complex have made t...

journal_title：Current opinion in immunology

authors： Panzara MA,Oksenberg JR,Steinman L

更新日期：1992-04-01 00:00:00

abstract：:Systems biology strives to derive accurate predictive descriptions of complex systems such as innate immunity. The innate immune system is essential for host defense, yet the resulting inflammatory response must be tightly regulated. Current understanding indicates that this system is controlled by complex regulatory ...

journal_title：Current opinion in immunology

authors： Smith KD,Bolouri H

更新日期：2005-02-01 00:00:00

abstract：:The pathogenesis of Crohn's disease (CD) has remained an enigma for at least a century. There was considerable optimism that genetic linkage and genome-wide association (GWA) studies had identified genes causally responsible. However, the realisation that these genes make a relatively minor contribution to the develop...

journal_title：Current opinion in immunology

authors： Sewell GW,Marks DJ,Segal AW

更新日期：2009-10-01 00:00:00

abstract：:IL-17-producing T cells have recently been classified as a new effector T-cell subset, termed Th17, which is distinct from Th1, Th2 and Treg subsets. There has been much progress in the past year, leading to identification of the molecular mechanisms that drive differentiation of Th17 T cells. This has helped to clari...

journal_title：Current opinion in immunology

authors： Stockinger B,Veldhoen M

更新日期：2007-06-01 00:00:00

abstract：:The activation of T lymphocytes is initiated by the binding of MHC-peptide complexes on antigen-presenting cells to MHC-restricted, peptide specific TCRs. Significant progress has recently been made in understanding the structure of the TCR and in the direct quantitative examination of the primary binding interactions...

journal_title：Current opinion in immunology

authors： Margulies DH

更新日期：1997-06-01 00:00:00

abstract：:Two years ago, T helper cells, including Th1, Th2 and Th17 cells, were considered to be the most significant sources of cytokine during the orchestration of immune responses in the lung. Following the discovery of innate lymphoid cells, we now know that these previously unappreciated cytokine-secreting cells, includin...

journal_title：Current opinion in immunology

authors： Scanlon ST,McKenzie AN

更新日期：2012-12-01 00:00:00

abstract：:The concept of induction immunosuppression is evolving. Once used to buttress the inadequacies of past maintenance immunosuppressive regimens, it is now being used to permit effective maintenance immunosuppression using ever decreasing amounts of modern agents. In addition to lymphocyte depletion, with which it was on...

journal_title：Current opinion in immunology

authors： Hale DA

更新日期：2004-10-01 00:00:00

abstract：:There is growing evidence that different antigen-presenting cells use specialized mechanisms for antigen uptake. Macropinocytosis and the activity of the mannose receptor have been identified as efficient mechanisms of antigen capture in dendritic cells. The mechanism of uptake determines the intracellular compartment...

journal_title：Current opinion in immunology

authors： Lanzavecchia A

更新日期：1996-06-01 00:00:00

abstract：:Many of the pathogens that cause human infectious diseases do not infect rodents or other mammalian species. Small animal models that allow studies of the pathogenesis of these agents and evaluation of drug efficacy are critical for identifying ways to prevent and treat human infectious diseases. Immunodeficient mice ...

journal_title：Current opinion in immunology

authors： Brehm MA,Jouvet N,Greiner DL,Shultz LD

更新日期：2013-08-01 00:00:00

abstract：:Type I diabetes has resisted direct genetic analysis in humans but two excellent models of disease in rodents provide a more readily manipulated alternative for study. These rodent models are being used successfully to localize the genes that are involved in disease pathogenesis in preparation for positional cloning. ...

journal_title：Current opinion in immunology

authors： McDuffie M

更新日期：1998-12-01 00:00:00

abstract：:Innate immune perception is the first line of inducible defense against invading pathogens. Plants lack specialized circulating immune cells. Therefore, diverse cell types are able to recognize and respond to pathogens. Surface-localized and intracellular plant innate immune receptors are capable of recognizing divers...

journal_title：Current opinion in immunology

authors： Lolle S,Stevens D,Coaker G

更新日期：2020-02-01 00:00:00

abstract：:There has been great progress in understanding the alloresponse and the process of immune recovery after stem cell transplantation. Here, we highlight ways in which transplant outcome is determined by unique immunological features of the early post-transplant period that modulate the growth and function of the grafted...

journal_title：Current opinion in immunology

authors： Barrett J

更新日期：2006-10-01 00:00:00

abstract：:The adhesive phenotypes expressed by Plasmodium-falciparum-infected erythrocytes were previously thought simply to permit sequestration of parasites in the peripheral circulation. Recent work has illuminated how falciparum-infected erythrocytes may modulate the function of monocytes, macrophages and myeloid dendritic ...

journal_title：Current opinion in immunology

authors： Urban BC,Roberts DJ

更新日期：2002-08-01 00:00:00