abstract：:We have previously shown that a mitogenic fraction (PH-I) separated from Pseudostellaria heterophylla (P. heterophylla) could act as a priming agent for the release of tumor necrosis factor-alpha (TNF-alpha) in mice. In the present study, PH-I was further purified by gel filtration chromatography and the resulting thr...

journal_title：Immunopharmacology and immunotoxicology

authors： Wong CK,Leung KN,Fung MC,Fung KP,Choy YM

更新日期：1994-08-01 00:00:00

abstract：:The present investigation was aimed to examine non-specific immunologic capabilities of spontaneously hypertensive rats (SHR) during the development of hypertension. In vitro phagocytosis and oxidative killing exerted by monocytes, polymorphonuclear cells (PMN) and splenic macrophages (SpM0) were evaluated in SHR at 5...

journal_title：Immunopharmacology and immunotoxicology

authors： Serio M,Potenza MA,Vulpis V,Pirrelli A,Mitolo-Chieppa D,Jirillo E

更新日期：1994-05-01 00:00:00

abstract：:We have developed an in vitro system to model the interactions of drugs used to treat transplant rejection. This system consists of stimulation of human lymphocytes with a primary mitogen (anti-T-cell receptor complex antibodies (OKT3 or wt31)) and treatment with a primary immunosuppressive drug (ISD) (Cyclosporine A ...

journal_title：Immunopharmacology and immunotoxicology

authors： Weaver JL,Pine PS,Aszalos A

更新日期：1994-05-01 00:00:00

abstract：:The immunological status of lead acid battery workers with blood lead levels and urinary delta-aminolevulinic acid (ALA-U) concentrations ranging from safe to toxic levels has been examined and compared with those of non-exposed, age and sex matched controls. No differences in the serum concentrations of IgG, IgA and ...

journal_title：Immunopharmacology and immunotoxicology

authors： Queiroz ML,Perlingeiro RC,Bincoletto C,Almeida M,Cardoso MP,Dantas DC

更新日期：1994-02-01 00:00:00

abstract：:Swiss Webster mice were exposed to excess dietary aluminum (Al) (1000 micrograms Al/g diet, Al as Al lactate) from conception to 6 months of age. Splenic lymphocytes (10(6) per culture) were incubated for 24 hrs with concanavalin A (5 micrograms/ml). Concentrations of interleukin-2, interferon-gamma and tumor necrosis...

journal_title：Immunopharmacology and immunotoxicology

authors： Golub MS,Takeuchi PT,Gershwin ME,Yoshida SH

更新日期：1993-11-01 00:00:00

abstract：:Vasoactive intestinal polypeptide (VIP) has been shown to stimulate adenylate cyclase in a human lymphoblast cell line (MOLT 4). In the present study, we monitored fluorescence in cell suspensions and in single fura-2 loaded MOLT 4 lymphoblasts to determine if VIP modulates intracellular calcium concentrations ([Ca2+]...

journal_title：Immunopharmacology and immunotoxicology

authors： Anton PA,Shanahan F,Sun XP,Diehl D,Kodner A,Mayer EA

更新日期：1993-08-01 00:00:00

abstract：:Carboxymethylglucan (CMG) in two different degrees of substitution of carboxymethyl groups (0.56 and 0.89) was administered to cyclophosphamide (CY) treated (200 mg/kg) C57B1/6 mice in three doses (10, 50, and 100 mg/kg) 24 h after CY. The influence of CMG administration on the cell suppression caused by CY was observ...

journal_title：Immunopharmacology and immunotoxicology

authors： Wagnerová J,Lísková A,Navarová J,Kristofová A,Trnovec T,Ferencík M

更新日期：1993-03-01 00:00:00

abstract：:Naloxone at concentrations 10(-6) M to 10(-10) M modulated endogenous NK-activity in 11 of 14 samples of human peripheral blood lymphocytes after 18-hour incubation. The dose response usually showed two peaks, which varied with the donor. Enhancement was obtained in 6, suppression in 4, and both effects (depending on ...

journal_title：Immunopharmacology and immunotoxicology

authors： Martin-Kleiner I,Gabrilovac J

更新日期：1993-03-01 00:00:00

abstract：:The effect of rapamycin (RAPA) on kidney function and histopathology was assessed in two strains of mice. Male C3H/HeJ mice were treated with RAPA for 4 days at doses of 25, 50, 75, and 100 mg/kg, ip and male C3H/HeJ or female Balb/cJ mice were both treated for 7 days at doses of 75, 150 and 200 mg/kg. Cyclosporine (C...

journal_title：Immunopharmacology and immunotoxicology

authors： Di Joseph JF,Sehgal SN

更新日期：1993-01-01 00:00:00

abstract：:Several studies outline the imbalance of phagocyte functions in chronic obstructive pulmonary disease (COPD). In this regard, here, we have assessed either monocyte- and polymorphonuclear cell (PMN)-mediated chemotactic, phagocytic and killing capacities or PMN-triggered metabolic pathway in a group of COPD patients b...

journal_title：Immunopharmacology and immunotoxicology

authors： Tortorella C,Ottolenghi A,Moretti AM,Jirillo E,Antonaci S

更新日期：1992-01-01 00:00:00

abstract：:We reported recently that a novel immunomodulator, 7-thia-8-oxoguanosine (7T8OG)2 inhibited formation of pulmonary melanoma metastases (1), prevented against viral infection in mice (2) and potentiated the efficacy of a weakly immunogenic leukemia vaccine (3). Since certain tumor metastases and virus infected cells ar...

journal_title：Immunopharmacology and immunotoxicology

authors： Sharma BS,Mhaskar S,Balazs L,Siaw M

更新日期：1992-01-01 00:00:00

abstract：:In 15 elderly individuals lyophilized Bifidobacterium bifidum (BB) and Lactobacillus acidophilus (LA) (Infloran) were administered in capsules (two capsules 4 times per day) for 28 days, while in 10 elderly controls placebo were given the same posology and for an equal period of time. The effects of this treatment on ...

journal_title：Immunopharmacology and immunotoxicology

authors： De Simone C,Ciardi A,Grassi A,Lambert Gardini S,Tzantzoglou S,Trinchieri V,Moretti S,Jirillo E

更新日期：1992-01-01 00:00:00

abstract：:Experiments were performed to analyze the possible effect of the immunomodulating agent Pidotimod (3-L-pyroglutamyl-L-thiazolidine-4-carboxylic acid) on mouse Natural Killer (NK) cell activity and glucocorticoid hormone(GCH)-induced thymocyte apoptosis. The results indicate that in vivo treatment with Pidotimod (200 m...

journal_title：Immunopharmacology and immunotoxicology

authors： Migliorati G,D'Adamio L,Coppi G,Nicoletti I,Riccardi C

更新日期：1992-01-01 00:00:00

abstract：:Serum tumor necrosis factor (TNF) levels in 33 patients with inflammatory bowel disease (IBD) were measured by using a sensitive enzyme immunoassay. Four of five Crohn's diseases (CD) and nine of twenty eight ulcerative colitis (UC) had elevated levels of serum TNF. In active CD or UC, a greater fraction of patients s...

journal_title：Immunopharmacology and immunotoxicology

authors： Maeda M,Watanabe N,Neda H,Yamauchi N,Okamoto T,Sasaki H,Tsuji Y,Akiyama S,Tsuji N,Niitsu Y

更新日期：1992-01-01 00:00:00

abstract：:Arecoline, a major alkaloid of arecanut was screened to explore its modulatory influence on cell-mediated immune response in a murine model system. The in vivo and in vitro effects were evaluated at subtoxic concentrations of arecoline. Delayed type hypersensitivity (DTH) reactions to sheep red blood cells (SRBC) were...

journal_title：Immunopharmacology and immunotoxicology

authors： Selvan RS,Selvakumaran M,Rao AR

更新日期：1991-01-01 00:00:00

abstract：:During the last few years, several observations outline that the impaired T lymphocyte proliferative capacity in the elderly is due to a reduced interleukin 2 (IL-2) release. To further investigate the activation process during lectin stimulation, aged peripheral blood mononuclear cells (PBMC) were stimulated with phy...

journal_title：Immunopharmacology and immunotoxicology

authors： Antonaci S,Tortorella C,Polignano A,Ottolenghi A,Jirillo E,Bonomo L

更新日期：1991-01-01 00:00:00

abstract：:Natural killer (NK) activity plays an important role in host defense against tumors, especially once augmented by immunomodulators. It is likely that the modulation of NK cells is a reflection of the environment in which they reside. The current study was undertaken to characterize the response profile of lung interst...

journal_title：Immunopharmacology and immunotoxicology

authors： Lauzon W,Lemaire I

更新日期：1991-01-01 00:00:00

abstract：:In this study we investigated the ability of GM-1/P, a calcium mediated processed form of monosialoganglioside GM-1, of in vivo augmenting mouse T and B-lymphocyte blastogenesis induced by mitogens. We have also determined its effect on IL-2 responsiveness by analyzing the induction of the expression of IL-2 receptor ...

journal_title：Immunopharmacology and immunotoxicology

authors： Giuffrida A,Morrone S,Gismondi A,Santoni G,Punturieri A,Velotti F,Cavallo G,Tubaro E,Piccoli M,Frati L

更新日期：1990-01-01 00:00:00

abstract：:We investigated the effect of Z-100, a polysaccharide-rich extract from Mycobacterium tuberculosis strain Aoyama B, on the protection of immunocompromised mice against infection with Pseudomonas aeruginosa. Mice were given cyclophosphamide and then treated with varying doses of Z-100 for 5 days or left untreated. One ...

journal_title：Immunopharmacology and immunotoxicology

authors： Kawamura I,Mitsuyama M,Nomoto K

更新日期：1990-01-01 00:00:00

abstract：:We have previously found that NK cell activity is present in rat lung lavage and inhibited by lidocaine. The purpose of this report is to characterize further the inhibition by lidocaine on NK activity. Peripheral blood lymphocytes from normal human volunteers were assayed in a four-hour 51chromium release assay in th...

journal_title：Immunopharmacology and immunotoxicology

authors： Renzi PM,Ginns LC

更新日期：1990-01-01 00:00:00

abstract：:The immune effects of acebutolol, a beta-blocker, are investigated in various strains of mice. In 6-12 weeks old C57Bl/6 female mice, an increase in the number of immunoglobulin secreting cells is observed only at the age of 9 weeks. At that age, such an effect is seen neither in C57Bl/6 male mice nor in female mice f...

journal_title：Immunopharmacology and immunotoxicology

authors： In S,Lulé J,Fournié GJ

更新日期：1990-01-01 00:00:00

abstract：:Luminol-enhanced chemiluminescence assay was used to detect the surface expression and the consequent activation of receptors (FcRI and FcRII) of murine macrophages (M phi s). When murine IgG2a was used for the specific detection of FcRI and IgG2b for FcRII, a newly established procedure enabled us to detect the activ...

journal_title：Immunopharmacology and immunotoxicology

authors： Majima T,Itoh K,Yatsu J,Yoshie O,Ishida N

更新日期：1989-01-01 00:00:00

abstract：:We studied the effect of pyridoxine deficiency state on the responses of human lymphocytes to certain mitogenic factors. Deoxypyridoxine (DB6), a potent pyridoxine antagonist, considerably inhibited Bromodeoxyuridine (BrdU) incorporation into the newly synthesized DNA of lymphocytes cultured with Phytohemagglutinin (P...

journal_title：Immunopharmacology and immunotoxicology

authors： Scountzou J,Malisiovas N,Antoniadis A,Trakatellis A

更新日期：1989-01-01 00:00:00

abstract：:Spleen and thymus weight, delayed-type hypersensitivity (DTH) to sheep red blood cells (SRBC), contact hypersensitivity to picryl chloride, anti-sheep red blood cell hemagglutinin titers and plaque-forming cells (PFC), resistance against experimental toxoplasmosis as well as serum total and intestinal specific IgA wer...

journal_title：Immunopharmacology and immunotoxicology

authors： Brouland JP,Perriat A,Revillard JP,Descotes J

更新日期：1989-01-01 00:00:00

abstract：:Heavy metals administered to animals, at doses which appear relatively innoxious by themselves, enhance susceptibility to endotoxin. The mechanisms which underly this phenomenon are not yet fully understood. In this study we investigated the role of the cytokine Tumour Necrosis Factor (TNF), an important mediator of t...

journal_title：Immunopharmacology and immunotoxicology

authors： Dentener MA,Greve JW,Maessen JG,Buurman WA

更新日期：1989-01-01 00:00:00

abstract：:We have previously demonstrated that the chlorphentermine (CP)1-induced impairment in lymphocyte blastogenesis involves drug-induced inhibition of an event which occurs very early during lymphocyte activation. An early event, which is associated with mitogen-induced lymphocyte activation, involves the hydrolysis of ph...

journal_title：Immunopharmacology and immunotoxicology

authors： Sauers LJ,Wierda D,Reasor MJ

更新日期：1988-01-01 00:00:00

abstract：:The effects of cimetidine upon suppressor cell effector function in a well-studied murine model of contact hypersensitivity were examined. Intravenous inoculation of BALB/c mice with DNP-coupled syngeneic spleen cells induced the production of DNP-specific suppressor cells which was demonstrated by a reduction in ear ...

journal_title：Immunopharmacology and immunotoxicology

authors： Kumar A,Cleveland RP

更新日期：1988-01-01 00:00:00

abstract：:T-2 toxin, a fungal metabolite shown previously to exert potent immunosuppressive effects, was examined for its effects on activation and interleukin 2 (IL 2) production by murine and rat splenocytes. Splenocytes (1 X 10(6) cells/well) were incubated with 1 microgram Concanavalin A (Con A) for 48 h at which time cellu...

journal_title：Immunopharmacology and immunotoxicology

authors： Holt PS,Corrier DE,DeLoach JR

更新日期：1988-01-01 00:00:00

abstract：:3'-azido-3'-deoxythymidine (AZT) was administered orally to 8 AIDS patients at a dose of 100 mg every 6 hours for 14 days. On days 8 - 14 the patients were also given 1 g inosine-pranobex (INPX) every 6 hours. On day 7, while the subjects were taking AZT alone and on day 14 while they were receiving AZT + INPX, blood ...

journal_title：Immunopharmacology and immunotoxicology

authors： De Simone C,Ferrazzi M,Bitonti F,Falciano M,Tzantzoglou S,Delia S,Sorice F

更新日期：1988-01-01 00:00:00

abstract：:The effect that MnCl2 has on murine splenic natural killer (NK) cell activity was investigated in infant (10 days old), pre-weanling (18 days old) and weanling (24 days old) C57BL/6J mice. A single intraperitoneal injection of 10, 20 or 40 micrograms MnCl2/g body weight caused a significant enhancement in NK activity,...

journal_title：Immunopharmacology and immunotoxicology

authors： Smialowicz RJ,Riddle MM,Rogers RR,Luebke RW,Burleson GR

更新日期：1988-01-01 00:00:00

abstract：:The induction of T-cell responses involves the recognition of extrinsic antigens in association with antigens of the major histocompatibility complex (MHC). The present results demonstrate that the lateralized control exerted by the brain neocortex on T-cell activities extends to the expression of MHC antigens, yet di...

journal_title：Immunopharmacology and immunotoxicology

authors： Renoux G,Renoux M,Bizière K

更新日期：1988-01-01 00:00:00

abstract：:The rate of collagen deposition in implanted polytetrafluoroethylene (PTFE) tubing in non-diabetic and streptozotocin-induced (STZ) diabetic mice was measured during 14 days post-wounding. At the time of implantation, test groups received injections of either Quadrol [N,N,N',N'-tetrakis(2-hydroxypropyl)ethylenediamine...

journal_title：Immunopharmacology and immunotoxicology

authors： Bhide MV,Dunphy MJ,Mirkopulos N,Smith DJ

更新日期：1988-01-01 00:00:00

abstract：:The effect of the opioid peptide dynorphin (DYN) on PHA-induced lymphocyte proliferation has been evaluated in the present study. A significant increase in PHA-induced lymphocyte activation was observed when DYN was added to cultures 48 hr after the mitogenic stimulation. This effect occurred at suboptimal (3.12 and 6...

journal_title：Immunopharmacology and immunotoxicology

authors： Barreca T,Di Benedetto G,Corsini G,Lenzi G,Puppo F

更新日期：1987-01-01 00:00:00

abstract：:Enhanced glucose utilization was observed in continuous cultures of macrophages in medium containing 4mM Quadrol, [N,N,N',N',Tetrakis(2-hydroxypropyl)ethylenediamine]. This enhancement was both time and concentration dependent. Radiolabeled 4mM Quadrol, after incubation with macrophages for 60 minutes, was shown to be...

journal_title：Immunopharmacology and immunotoxicology

authors： Bhide MV,Smith DJ

更新日期：1987-01-01 00:00:00