Search Results - "Viora, M."

IFN-α amplifies human naïve B cell TLR-9-mediated activation and Ig production by Giordani, L., Sanchez, M., Libri, I., Quaranta, M. G., Mattioli, B., Viora, M.

“…CpG ODN drives B cells to differentiate into plasma cells; IFN‐α amplifies the inductive effect of CpG ODN on B cells. TLRs are a family of molecules that…”
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Increased frequency of immunoglobulin (Ig)A-secreting cells following Toll-like receptor (TLR)-9 engagement in patients with Kawasaki disease by Giordani, L, Quaranta, M.G, Marchesi, A, Straface, E, Pietraforte, D, Villani, A, Malorni, W, Del Principe, D, Viora, M

“…Kawasaki disease (KD) is an acute vasculitis affecting mainly infants and children. Human B cells express Toll-like receptor (TLR)-9, whose natural ligands are…”
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The Rac-Activating Toxin Cytotoxic Necrotizing Factor 1 Oversees NK Cell-Mediated Activity by Regulating the Actin/Microtubule Interplay by Malorni, W, Quaranta, M. G, Straface, E, Falzano, L, Fabbri, A, Viora, M, Fiorentini, C

“…The cell cytoskeleton is widely acknowledged as a master for NK cell function. Specifically, actin filaments guide the NK cell binding to target cells,…”
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Leptin promotes differentiation and survival of human dendritic cells and licenses them for Th1 priming by Mattioli, B., Straface, E., Quaranta, M. G., Giordani, L., Viora, M.

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N‐acetylcysteine inhibits the induction of an antigen‐specific antibody response down‐regulating CD40 and CD27 co‐stimulatory molecules by GIORDANI, L., QUARANTA, M. G., MALORNI, W., BOCCANERA, M., GIACOMINI, E., VIORA, M.

“…SUMMARY We investigated the effect of N‐acetylcysteine (NAC) on normal human B cell functions. We found that NAC significantly inhibited both the induction of…”
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HIV‐1 Nef protein inhibits the in vitro induction of a specific antibody response to Candida albicans by an early up‐regulation of IL‐15 production by Giordani, L., Giacomini, E., Quaranta, M. G., Viora, M.

“…We have previously demonstrated that exogenous Nef protein induced activation of normal human T cells up‐regulating IL‐15 production by monocytes. Since HIV‐1…”
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Leptin exerts an anti-apoptotic effect on human dendritic cells via the PI3K-Akt signaling pathway by Mattioli, Benedetta, Giordani, Luciana, Quaranta, Maria Giovanna, Viora, Marina

“…Leptin is an adipocyte-derived hormone/cytokine that modulates immune responses. It induces functional and morphological changes in human dendritic cells…”
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Leptin Promotes Differentiation and Survival of Human Dendritic Cells and Licenses Them for Th1 Priming by Mattioli, Benedetta, Straface, Elisabetta, Quaranta, Maria Giovanna, Giordani, Luciana, Viora, Marina

“…Leptin is an adipocyte-derived hormone/cytokine that links nutrition, metabolism, and immune homeostasis. Leptin is capable of modulating several immune…”
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Short synthetic peptides derived from viral proteins compete with HIV gp120 for the binding to CD4 receptors by Chersi, A, Pugliese, O, Federico, A, Viora, M

“…In the complex mechanism of adhesion, internalization, and infection of cells by human immunodeficiency virus (HIV) viral particles, a determinant role is…”
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In vitro and in vivo immunomodulatory effects of anti-Pneumocystis carinii drugs by VIORA, M, DE LUCA, A, D'AMBROSIO, A, ANTINORI, A, ORTONA, E

“…Services AAC Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit StumbleUpon…”
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Distribution of human class I (HLA-A,B,C) histocompatibility antigens in normal and malignant tissues of nonlymphoid origin by NATALI, P. G, BIGOTTI, A, NICOTRA, M. R, VIORA, M, MANFREDI, D, FERRONE, S

“…Indirect immunofluorescence and immunoperoxidase staining of surgically removed tissues of nonlymphoid origin with monoclonal antibodies to the heavy and light…”
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A gp120 HIV peptide with high similarity to HLA class II β chains enhances PPD‐specific and autoreactive T cell activation by PUGLIESE, O., VIORA, M., CAMPONESCHI, B., FEI, P. CORDIALI, CAPRILLI, F., CHERSI, A., EVANGELISTA, M., MASSIMO, A. M., COLIZZI, V.

“…SUMMARY The recent report that anli‐gp120 antibodies can be induced by allogeneic stimuli in experimental animals in the absence of HIV, has focused attention…”
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Cyclopiazonic acid and aflatoxins production byAspergillus flavus isolated from Argentinian corn by Resnik, S L, González, H H, Pacin, A M, Viora, M, Caballero, G M, Gros, E G

“…Thirty-four isolates ofAspergillus flavus obtained from the main Argentinian corn production area were tested for their ability to produce both cyclopiazonic…”
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immunoregulatory effects of HIV-1 Nef on dendritic cells and the pathogenesis of AIDS by Quaranta, Maria Giovanna, Mattioli, Benedetta, Giordani, Luciana, Viora, Marina

“…Dendritic cells (DC) play a crucial role in the generation and regulation of immunity, and their interaction with HIV is relevant in the pathogenesis of AIDS…”
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IFN-a amplifies human naive B cell TLR-9-mediated activation and Ig production by Giordani, L, Sanchez, M, Libri, I, Quaranta, M G, Mattioli, B, Viora, M

“…TLRs are a family of molecules that function as sensors for the detection of pathogens. TLR-9, expressed on B cells and pDCs, recognizes CpG motifs of…”
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HIV‐1 Nef equips dendritic cells to reduce survival and function of CD8+ T cells: a mechanism of immune evasion by Quaranta, Maria Giovanna, Mattioli, Benedetta, Giordani, Luciana, Viora, Marina

“…The accessory HIV‐1 Nef protein is a crucial determinant for viral replication and pathogenesis. During HIV infection, loss of immune control in the setting of…”
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HIV‐1 Nef triggers Vav‐mediated signaling pathway leading to functional and morphological differentiation of dendritic cells by Quaranta, Maria Giovanna, Mattioli, Benedetta, Spadaro, Francesca, Straface, Elisabetta, Giordani, Luciana, Ramoni, Carlo, Malorni, Walter, Viora, Marina

“…ABSTRACT The accessory HIV‐1 Nef protein plays a key role in AIDS pathogenesis. We recently demonstrated that exogenous Nef triggers phenotypic and functional…”
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Apoptosis in HIV infection: protective role of IL-2 by Cordiali Fei, P, Solmone, M, Viora, M, Vanacore, P, Pugliese, O, Giglio, A, Caprilli, F, Ameglio, F

“…Peripheral blood mononuclear cells from HIV-infected subjects have been demonstrated by different methods to die by apoptosis after short time in culture. In…”
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The antigen-specific induction of normal human lymphocytes in vitro is down-regulated by a conserved HIV p24 epitope by Luzzati, A L, Giacomini, E, Giordani, L, Pugliese, O, Viora, M, Chersi, A

“…Synthetic peptides containing amino acid sequence 218-238 of the core protein p24 of human immunodeficiency virus type 1 (HIV-1) and progressively shorter…”
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The gene encoding for MC56 determinant (drug-sensitivity marker) is located on the short arm of human chromosome 11 by Cianfriglia, M, Viora, M, Tombesi, M, Merendino, N, Esposito, G, Samoggia, P, Forsberg, U H, Schröder, J

“…A panel of mouse x human B- and T-cell hybrids was analyzed for the expression of MC56 determinant which marks the drug-sensitive state of CEM cells…”
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