Search Results - "Iversen, J.‐G."

C‐Reactive Protein Triggers Calcium Signalling in Human Neutrophilic Granulocytes via FcγRIIa in an Allele‐Specific Way by Aas, V., Sand, K. L., Åsheim, H.‐C., Benestad, H. B., Iversen, J.‐G.

“…C‐reactive protein (CRP) binds to Fcγ‐receptors, FcγRIIa (CD32) with high affinity and to FcγRIa (CD64) with low affinity. The binding to CD32 has been shown…”
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Global, synchronous oscillations in cytosolic calcium and adherence in bradykinin-stimulated Madin-Darby canine kidney cells by De Blasio, B. F., Røttingen, J.-A., Sand, K. L., Giaever, I., Iversen, J.-G.

“…Aims and Methods:  Intercellular Ca2+ oscillations are a universal mode of signalling in both excitable and non‐excitable cells. Here, we study the…”
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Ruled by waves? Intracellular and intercellular calcium signalling by ROTTINGEN, J.-A, IVERSEN, J.-G

“…The field of calcium signalling has evolved rapidly the last 20 years. Physiologists had worked with cytosolic Ca2+ as the coupler of excitation and…”
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C1qRp Elicits a Ca++ Response in Rat NK Cells but Does not Influence NK‐Mediated Cytotoxicity by Løvik, G., Larsen Sand, K., Iversen, J. G., Rolstad, B.

“…The cell surface receptor C1qRp (receptor for C1q, regulating phagocytosis) present on macrophages and neutrophils, is presumed to stimulate phagocytosis in…”
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Fibronectin promotes calcium signaling by interferon-gamma in human neutrophils via G-protein and sphingosine kinase-dependent mechanisms by Aas, V, Algerøy, S, Sand, K L, Iversen, J G

“…A common intracellular signal activating polymorphonuclear leukocytes (PMN) in inflammation is a change in cytosolic calcium concentration. Previously, we have…”
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Thapsigargin reveals evidence for fMLP-insensitive calcium pools in human leukocytes by Røtnes, J S, Iversen, J G

“…To investigate the relationship between different intracellular Ca2+ pools, cytosolic free calcium ([Ca2+]i) was surveyed by means of a Fura-2 fluorescence…”
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IFN-gamma induces calcium transients and increases the capacitative calcium entry in human neutrophils by Aas, V, Larsen, K, Iversen, J G

“…We have previously reported that long-term priming of human polymorphonuclear neutrophilic granulocytes (PMN) with interferon-gamma (IFN-gamma) increased the…”
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Bradykinin causes contraction in rat uterus through the same signal pathway as oxytocin by WASSDAL, I, NICOLAYSEN, G, IVERSEN, J.-G

“…The signal pathway for bradykinin‐induced contraction of the uterine smooth muscle was investigated by comparing the effect of blocking agents on bradykinin…”
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Interferon-gamma modulates cytosolic free calcium in human neutrophilic granulocytes by Røtnes, J S, Aas, V, Iversen, J G

“…To investigate the role of cytosolic free calcium ([Ca2+]i in interferon-gamma (IFN-gamma) pre-activation (priming) of human neutrophilic granulocytes (PMN) we…”
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Coagulation Factors VIIa and Xa Induce Cell Signaling Leading to Up-regulation of the egr-1 Gene by Camerer, Eric, Røttingen, John-Arne, Gjernes, Elisabet, Larsen, Kristin, Skartlien, Anne Helen, Iversen, Jens-Gustav, Prydz, Hans

“…Intracellular signaling induced by the coagulation factors (F) VIIa and Xa is poorly understood. We report here studies on these processes in a human…”
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Mechanisms of the relaxant and contractile responses to bradykinin in rat duodenum by WASSDAL, I, NICOLAYSEN, G, IVERSEN, J.-G

“…The signal pathway for bradykinin‐induced relaxation followed by contraction in the isolated rat duodenum was investigated by comparing the effect of blocking…”
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Interferon-gamma affects protein kinase C activity in human neutrophils by Aas, V, Torjesen, P, Iversen, J G

“…Interferon-gamma (IFN-gamma) is a priming agent of polymorphonuclear neutrophilic granulocyte (PMN) oxygen metabolism, and protein kinase C (PKC) is…”
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Coagulation Factors VII and X Induce Ca2+ Oscillations in Madin-Darby Canine Kidney Cells Only When Proteolytically Active by Camerer, E, Rottingen, J A, Iversen, J G, Prydz, H

“…We have recently reported that the activated serine protease and blood coagulation Factor VII (FVIIa) can induce Ca 2+ oscillations in Madin-Darby canine…”
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Binding of Human Factor VIIa to Tissue Factor Induces Cytosolic Ca2+ Signals in J82 Cells, Transfected COS-1 Cells, Madin-Darby Canine Kidney Cells and in Human Endothelial Cells Induced to Synthesize Tissue Factor (∗) by R⊘ttingen, John-Arne, Enden, Tone, Camerer, Eric, Iversen, Jens-Gustav, Prydz, Hans

“…Tissue factor (TF) is the most potent trigger of blood clotting known. It activates factor VII (FVII) thereby initiating a cascade of proteolytic reactions…”
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Bradykinin elevates cytosolic Ca2+ concentration in smooth muscle cells isolated from rat duodenum by WASSDAL, I, LARSEN, K, IVERSEN, J.-G

“…The effect of bradykinin on the cytosolic Ca2+ concentration were measured in single, Fura‐2 loaded, smooth muscle cells isolated from rat duodenum. All cells…”
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Bombesin stimulates prolactin secretion from cultured rat pituitary tumour cells (GH4C1) via activation of phospholipase C by Bjøro, T, Torjesen, P A, Ostberg, B C, Sand, O, Iversen, J G, Gautvik, K M, Haug, E

“…Bombesin (BBS) stimulated prolactin (PRL) secretion from monolayer cultures of rat pituitary tumour cells (GH4C1) in a dose-dependent manner with half maximal…”
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Effect of Diamphidia toxin, a Bushman arrow poison, on ionic permeability in nucleated cells by Jacobsen, T F, Sand, O, Bjøro, T, Karlsen, H E, Iversen, J G

“…The effect of Diamphidia toxin, isolated from pupae of Diamphidia nigro-ornata, was tested on two different cell lines (GH4C1 cells and HL-60 cells) and on…”
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Haemorrhagic and haemolytic anaemias in the rabbit: a clinically relevant laboratory project in physiology by Benestad, H B, Iversen, J G

“…Study of animal models of human anaemias has been part of a laboratory curriculum in physiology for several years. Bleeding or phenylhydrazine injection of…”
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Phytohemagglutinin response of recirculating and non-recirculating rat lymphocytes by Iversen, J G

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Specific antisera against recirculating and non-recirculating lymphocytes in the rat by Iversen, J G

“…Heterologous anti-lymphocyte sera were prepared by injecting suspensions of recirculating or non-recirculating lymphocytes into rabbits. Recirculating…”
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