Involvement of CD14 and Complement Receptors CR3 and CR4 in
... mice show a significant delay in apoptosis of extravasated neutrophils (29), demonstrating a role for CR3 in apoptotic cell death. In addition to CD14, CR3 and CR4 have been reported to mediate cell activation following LPS binding. Indeed, transfection of CR3 or CR4 cDNA into CHO cells confers upon ...
... mice show a significant delay in apoptosis of extravasated neutrophils (29), demonstrating a role for CR3 in apoptotic cell death. In addition to CD14, CR3 and CR4 have been reported to mediate cell activation following LPS binding. Indeed, transfection of CR3 or CR4 cDNA into CHO cells confers upon ...
NEUTROPHIL GRANULE PROTEINS:
... dendritic cells, and lymphocytes and is thereby critically involved in the fine tuning of the host defense system. This thesis aimed at elucidating mechanisms by which the PMN and its granule proteins recruit, activate, and stimulate monocytes and macrophages. Moreover, PMN secretory products may co ...
... dendritic cells, and lymphocytes and is thereby critically involved in the fine tuning of the host defense system. This thesis aimed at elucidating mechanisms by which the PMN and its granule proteins recruit, activate, and stimulate monocytes and macrophages. Moreover, PMN secretory products may co ...
Pathogen-Induced Apoptotic Neutrophils Express Heat
... TNF-␣, but not the anti-inflammatory cytokine TGF-. Moreover, ingestion of bacteria, but not UV-induced apoptotic neutrophils, caused increased expression of Fc␥RI on M, and this effect was not provoked directly by bacteria associated with the apoptotic neutrophils. Instead, we found that a link b ...
... TNF-␣, but not the anti-inflammatory cytokine TGF-. Moreover, ingestion of bacteria, but not UV-induced apoptotic neutrophils, caused increased expression of Fc␥RI on M, and this effect was not provoked directly by bacteria associated with the apoptotic neutrophils. Instead, we found that a link b ...
A Comparison of the Oxidation of Clozapine and Olanzapine to
... because it would be more likely to abstract a hydrogen atom from GSH, producing a glutathionyl radical and regenerating parent compound. More recently, we identified a reactive metabolite of clozapine that covalently binds to activated human neutrophils (Liu and Uetrecht, 1995), and others have demo ...
... because it would be more likely to abstract a hydrogen atom from GSH, producing a glutathionyl radical and regenerating parent compound. More recently, we identified a reactive metabolite of clozapine that covalently binds to activated human neutrophils (Liu and Uetrecht, 1995), and others have demo ...
Coactivation of Syk Kinase and MyD88 Adaptor Protein Pathways by
... mycobacterial infection, neutrophil-derived IL-10 controlled the inflammatory response of dendritic cells, monocytes and macrophages in the lung. During a chronic infection, neutrophil depletion promoted inflammation and decreased the mycobacterial burden. Therefore, neutrophils can have a previousl ...
... mycobacterial infection, neutrophil-derived IL-10 controlled the inflammatory response of dendritic cells, monocytes and macrophages in the lung. During a chronic infection, neutrophil depletion promoted inflammation and decreased the mycobacterial burden. Therefore, neutrophils can have a previousl ...
NKG2D DAP12 with Mouse, but Not Human, A Structural Basis for
... homodimers of the TM adapter protein DAP10 (12, 16). Signaling through DAP10 involves phosphorylation of its cytoplasmic YXXM motif, recruitment of the p85 subunit of phosphatidylinositol-3 kinase, and downstream signaling through AKT (16 –18). In mice, alternative mRNA splicing generates two functi ...
... homodimers of the TM adapter protein DAP10 (12, 16). Signaling through DAP10 involves phosphorylation of its cytoplasmic YXXM motif, recruitment of the p85 subunit of phosphatidylinositol-3 kinase, and downstream signaling through AKT (16 –18). In mice, alternative mRNA splicing generates two functi ...
Macrophage polarization in metabolic disorders - HAL
... capacities, protecting surrounding tissues from a detrimental immune response [4]. An exception are the M2b macrophages, which are functionally anti-inflammatory, but still produce high amounts of inflammatory cytokines [5]. Moreover, human monocytes differentiated in the presence of granulocyte–ma ...
... capacities, protecting surrounding tissues from a detrimental immune response [4]. An exception are the M2b macrophages, which are functionally anti-inflammatory, but still produce high amounts of inflammatory cytokines [5]. Moreover, human monocytes differentiated in the presence of granulocyte–ma ...
Inflammatory injury in myocardial ischaemia
... and reperfusion [31, 321. However, many of these agents possess other properties such as free-radicalscavenging activity. More rece , compounds with LTB4 receptor antagonistic ty have become available. However, the results reported with these agents have so far been mixed one LTB, antagonist was rep ...
... and reperfusion [31, 321. However, many of these agents possess other properties such as free-radicalscavenging activity. More rece , compounds with LTB4 receptor antagonistic ty have become available. However, the results reported with these agents have so far been mixed one LTB, antagonist was rep ...
manipulation of respiratory burst of neutrophils using c1
... TABLE OF CONTENTS ................................................................................................. ii SUMMARY .................................................................................................................... vi LIST OF TABLES ...................................... ...
... TABLE OF CONTENTS ................................................................................................. ii SUMMARY .................................................................................................................... vi LIST OF TABLES ...................................... ...
Induction of type-IIA secretory phospholipase A2 in animal models of
... Type-IIA secretory phospholipase A2 activity and surfactant phospholipid quantitation. Alveolar instillation of LPS or live bacteria led to a similar level of neutrophil influx into alveolar spaces and decreased static compliance. During both injuries, sPLA2-IIA messenger ribonucleic acid (mRNA) was ...
... Type-IIA secretory phospholipase A2 activity and surfactant phospholipid quantitation. Alveolar instillation of LPS or live bacteria led to a similar level of neutrophil influx into alveolar spaces and decreased static compliance. During both injuries, sPLA2-IIA messenger ribonucleic acid (mRNA) was ...
Chitin, Chitinases and Chitinase
... model.31 The allergen-stimulated Th2 cytokines, such as IL-4, IL-5, and IL-10 production was significantly inhibited by the presence of chitin in spleen cell culture. They further demonstrated that IFN-γ produced by NK cells and ragweedspecific Th1 cells was responsible for the inhibition of allerge ...
... model.31 The allergen-stimulated Th2 cytokines, such as IL-4, IL-5, and IL-10 production was significantly inhibited by the presence of chitin in spleen cell culture. They further demonstrated that IFN-γ produced by NK cells and ragweedspecific Th1 cells was responsible for the inhibition of allerge ...
Antimicrobial peptides in lung transplant recipients with bronchiolitis obliterans syndrome
... orchestrating subsequent adaptive immune responses acting as ‘‘danger signals’’, which could induce alloimmunity [11]. Antimicrobial peptides (AMPs) are cationic peptides that form essential elements of the innate immune system. The AMPs found in human airways include a human cathelicidin (hCAP)18/L ...
... orchestrating subsequent adaptive immune responses acting as ‘‘danger signals’’, which could induce alloimmunity [11]. Antimicrobial peptides (AMPs) are cationic peptides that form essential elements of the innate immune system. The AMPs found in human airways include a human cathelicidin (hCAP)18/L ...
Journal of Otology & Rhinology
... Immune modulation targeting critical Th2 effector molecules has shown promise in allergic disease, particularly strategies directed against IgE, but also prostaglandin D2 (PGD2) and leukotriene D4 (LTD4). Targeting such molecules may provide better benefit-to-risk profiles over cytokine-directed the ...
... Immune modulation targeting critical Th2 effector molecules has shown promise in allergic disease, particularly strategies directed against IgE, but also prostaglandin D2 (PGD2) and leukotriene D4 (LTD4). Targeting such molecules may provide better benefit-to-risk profiles over cytokine-directed the ...
... platelets and Weibel-Palade bodies in endothelial cells [10, 11]. It is rapidly and transiently expressed on the endothelial cell surface when these cells degranulate upon activation. In vitro stimulation of endothelial cells with thrombin or histamine induces a rapid expression of P-selectin, which ...
Reverse migration of neutrophils: Where, when, how and why
... resultant processing of multiple signalling factors, both mechanical and biochemical. This commonly leads to a net migratory response of recruited neutrophil populations towards the core of an inflammatory insult from which it is proposed they are subsequently cleared through apoptosis and uptake by ...
... resultant processing of multiple signalling factors, both mechanical and biochemical. This commonly leads to a net migratory response of recruited neutrophil populations towards the core of an inflammatory insult from which it is proposed they are subsequently cleared through apoptosis and uptake by ...
... inhibitors are summarized in table 2. These observations are in accordance with the isoenzyme profile of macrophages, suggesting that inhibition of either PDE III or PDE IV results in a partial attenuation of total cAMP-hydrolysing capacity. Only if both isoenzymes are simultaneously inhibited will ...
Short Forms of Membrane Receptors: Generation and Role in
... Variants of alternative splicing of prolactin receptor pre-mRNA represent a good illustration. The mammalian gene encoding prolactin receptor (>100 kb) consists of 11 exons [20]. In various species, there are 3-4 alternative promoters and 3-4 corresponding non-coding first exons [21, 22]. There are ...
... Variants of alternative splicing of prolactin receptor pre-mRNA represent a good illustration. The mammalian gene encoding prolactin receptor (>100 kb) consists of 11 exons [20]. In various species, there are 3-4 alternative promoters and 3-4 corresponding non-coding first exons [21, 22]. There are ...
Transforming growth factor–1 in supernatants from stored red blood
... Consistent with the possible increased risk of postoperative infections in transfusion patients, various studies suggest that transfusions can induce immunomodulatory effects, including transient reduction in the CD4/CD8 T-cell ratio, reduced natural killer function, impaired lymphocyte mitogenic re ...
... Consistent with the possible increased risk of postoperative infections in transfusion patients, various studies suggest that transfusions can induce immunomodulatory effects, including transient reduction in the CD4/CD8 T-cell ratio, reduced natural killer function, impaired lymphocyte mitogenic re ...
postphagocytic bactericidal activity of buffalo
... others.lg The bactericidal activity was relatively less for Staph. aureus and Strep. agalactiae as observed by the total inhibition of PPBA in 36% of neutrophils, in contrast to a total inhibition of PPBA in a lesser number of neutrophils (31%) when interacted with E. coli. This indicated that the p ...
... others.lg The bactericidal activity was relatively less for Staph. aureus and Strep. agalactiae as observed by the total inhibition of PPBA in 36% of neutrophils, in contrast to a total inhibition of PPBA in a lesser number of neutrophils (31%) when interacted with E. coli. This indicated that the p ...
Cryptic O2 –-generating NADPH oxidase in
... resembles that of neutrophils and macrophages. Since the latter cells have the capacity to produce large amounts of the superoxide anion O2– and derived microbicidal reactive oxygen species (ROS) through the activation of an NADPH oxidase complex (for reviews, see Dinauer, 1993; De Leo and Quinn, 19 ...
... resembles that of neutrophils and macrophages. Since the latter cells have the capacity to produce large amounts of the superoxide anion O2– and derived microbicidal reactive oxygen species (ROS) through the activation of an NADPH oxidase complex (for reviews, see Dinauer, 1993; De Leo and Quinn, 19 ...
Molecular characterization of human and mouse fatty acid amide
... The neurophysiological effects of both oleamide and anandamide, in conjunction with the isolation of these compounds from cerebrospinal fluid and brain tissue, respectively, suggest that fatty acid amides may serve important neuromodulatory roles in the central nervous system. However, if neuroactiv ...
... The neurophysiological effects of both oleamide and anandamide, in conjunction with the isolation of these compounds from cerebrospinal fluid and brain tissue, respectively, suggest that fatty acid amides may serve important neuromodulatory roles in the central nervous system. However, if neuroactiv ...
The role of different monocyte subsets and macrophages in asthma
... monocytes were shown to infiltrate lung tissues and give rise to monocyte-derived pulmonary dendritic cells and macrophages [27]. Notably, capability of monocytes to transmigrate through endothelium remains predominantly a feature of CD16-positive monocytes and seems to be related to increased expre ...
... monocytes were shown to infiltrate lung tissues and give rise to monocyte-derived pulmonary dendritic cells and macrophages [27]. Notably, capability of monocytes to transmigrate through endothelium remains predominantly a feature of CD16-positive monocytes and seems to be related to increased expre ...
... making comparisons between tissues from the same patient tested in the presence and absence of tryptase, as opposed to between tissues from different patients. It is often suggested that preoperative medication and indication for surgery may be confounding variables when tissue obtained from patient ...
Enhancement of Murine Lymphokine-activated Killer Cell Activity by
... (12, 13). Because it is weakly immunogenic and highly tumorigenic, the major biological characteristics mimicking that of human disease, JC is a more suitable model for experimental immunotherapy than other chemically or virally induced mam mary tumor models. Using JC as the target, we have demon st ...
... (12, 13). Because it is weakly immunogenic and highly tumorigenic, the major biological characteristics mimicking that of human disease, JC is a more suitable model for experimental immunotherapy than other chemically or virally induced mam mary tumor models. Using JC as the target, we have demon st ...
nuclear hormone receptors enable macrophages and dendritic cells
... system: once they differentiate into macrophages and inflammatory DCs, they are either attracted to inflammatory sites or survey the tissues for foreign/accumulated molecules and pathogens to engulf. In response to inflammatory stimuli, monocytes are rapidly recruited to the sites of inflammation wh ...
... system: once they differentiate into macrophages and inflammatory DCs, they are either attracted to inflammatory sites or survey the tissues for foreign/accumulated molecules and pathogens to engulf. In response to inflammatory stimuli, monocytes are rapidly recruited to the sites of inflammation wh ...