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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
21

The simultaneous measurement of nucleotide-stimulated cytosolic calcium signaling and anion secretion in cultured equine sweat gland epithelium.

January 2000 (has links)
Wong Hau Yan Connie. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2000. / Includes bibliographical references (leaves 86-95). / Abstracts in English and Chinese. / Abstract --- p.ii / Acknowledgements --- p.ix / Contents --- p.x / List of Figures --- p.xiii / List of Tables --- p.xv / Abbreviations --- p.xvi / Chapter Chapter 1: --- Introduction / Chapter 1.1 --- Role of extracellular nucleotides in equine sweat gland epithelial cells --- p.1 / Chapter 1.2 --- Subdivision of P1 and P2 purinoceptor --- p.4 / Chapter 1.3 --- General properties of P2 purinoceptor --- p.5 / Chapter 1.3.1 --- P2X purinoceptor family --- p.5 / Chapter 1.3.2 --- P2Y purinoceptor family --- p.8 / Chapter 1.4 --- The diversity of P2Y purinoceptor --- p.10 / Chapter 1.4.1 --- P2Y1 receptor --- p.10 / Chapter 1.4.2 --- P2Y2 receptor --- p.10 / Chapter 1.4.3 --- P2Y4 receptor --- p.10 / Chapter 1.4.4 --- P2Y6 receptor --- p.10 / Chapter 1.4.5 --- P2Y11 receptor --- p.11 / Chapter 1.5 --- The importance of calcium --- p.13 / Chapter 1.6 --- General aspects of calcium signaling --- p.14 / Chapter 1.7 --- Calcium release from the intracellular calcium stores --- p.15 / Chapter 1.7.1 --- Metabolism of inositol phosphates --- p.15 / Chapter 1.7.2 --- Ca2+ release from the internal calcium store --- p.15 / Chapter 1.8 --- Store-operated calcium channels (SOCC) or Capacitative calcium entry (CCE) --- p.18 / Chapter 1.8.1 --- The nature of the signal for CCE --- p.18 / Chapter 1.8.1.1 --- Conformational coupling --- p.18 / Chapter 1.8.1.2 --- Diffusible messenger --- p.21 / Chapter 1.9 --- Mechanism of intracellular calcium measurement --- p.25 / Chapter 1.10 --- Background of E92/3 cell line --- p.28 / Chapter Chapter 2: --- Materials and methods --- p.29 / Chapter 2.1 --- Cell culture --- p.29 / Chapter 2.2 --- Preparation of the simultaneous measurement --- p.31 / Chapter 2.2.1 --- Cell seeding --- p.31 / Chapter 2.2.2 --- Dye loading --- p.33 / Chapter 2.3 --- The setup of simultaneous measurement --- p.36 / Chapter 2.4 --- Statistical analysis --- p.40 / Chapter Chapter 3: --- Results --- p.41 / Chapter 3.1 --- Major domain of Ca2+ influx is from the basolateral side --- p.41 / Chapter 3.1.1 --- Effect of store depletion by apical ATP --- p.41 / Chapter 3.1.2 --- Effect of store depletion by basolateral ATP --- p.43 / Chapter 3.1.3 --- Effect of store depletion by thapsigargin --- p.47 / Chapter 3.2 --- Differential effect of apical and basolateral nucleotides on [Ca2+]i and Isc --- p.51 / Chapter 3.2.1 --- Basolateral ATP activates an increase in [Ca2+]i but not Isc --- p.51 / Chapter 3.2.2 --- Apical and basolateral ATP activated distinct but partially overlapped internal Ca2+ pool --- p.51 / Chapter 3.2.3 --- "Dose-dependent effect of apical or basolateral ATP, UDP and UTP on [Ca2+]i i and Isc" --- p.54 / Chapter 3.3 --- P2Y receptors subtypes on the basolateral membrane --- p.60 / Chapter 3.3.1 --- "Possible involvement of P2X, P2Y1 and P2Y11 purinoceptors on the basolateral membrane" --- p.60 / Chapter 3.3.2 --- "Cross-desensitization of experiments of UTP, ATP and UDP" --- p.60 / Chapter 3.4 --- The ATP-activated Ca2+ pool and thapsigargin-activated Ca2+ pool are partially overlapped --- p.68 / Chapter 3.5 --- Anion secretion activated by Ca2+ -independent pathway --- p.74 / Chapter Chapter 4: --- Discussion --- p.76 / Chapter 4.1 --- The major membrane for the CCE is from the basolateral side --- p.76 / Chapter 4.2 --- Basolateral P2Y receptors --- p.80 / Chapter 4.3 --- Differential effects of apical and basolateral ATP --- p.82 / Chapter 4.3.1 --- Apical and basolateral ATP release Ca2+ from different pools --- p.83 / Chapter 4.3.2 --- Ca2+ -independent mechanism --- p.83 / Chapter 4.3.3 --- Other potential signaling molecules --- p.84 / Chapter Chapter 5: --- Reference --- p.86
22

Characterization of adenosine receptors on rat peritoneal mast cells.

January 2005 (has links)
Wong Lai Lok. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2005. / Includes bibliographical references (leaves 162-173). / Abstracts in English and Chinese. / Abstract --- p.ii / Acknowledgements --- p.vi / Publications --- p.vii / Abbreviations --- p.viii / Chapter Chapter 1 --- Introduction --- p.1 / Chapter 1.1. --- Historical Background --- p.2 / Chapter 1.2. --- Heterogeneity of mast cells --- p.3 / Chapter 1.3. --- Mast cell mediators --- p.5 / Chapter 1.3.1. --- Performed and granule associated mediators --- p.5 / Chapter 1.3.2. --- Newly synthesized mediators --- p.8 / Chapter 1.3.3. --- Cytokines --- p.10 / Chapter 1.4. --- Mast cell activation --- p.10 / Chapter 1.4.1. --- Aggregation of IgE Receptors (FcεRI) --- p.10 / Chapter 1.4.2. --- Activation of Phospholipase C --- p.11 / Chapter 1.4.3. --- Activation of Adenylate cyclase --- p.13 / Chapter 1.5. --- Adenosine --- p.14 / Chapter 1.5.1. --- Adenosine receptors --- p.14 / Chapter 1.5.2. --- Selective agonists and antagonists --- p.17 / Chapter 1.5.3. --- Physiological and pathological roles of adenosine --- p.20 / Chapter 1.6. --- Role of adenosine receptors in mast cell activation --- p.21 / Chapter 1.7. --- Aims of the study --- p.23 / Chapter Chapter 2 --- Materials and Methods --- p.30 / Chapter 2.1. --- Materials --- p.31 / Chapter 2.1.1. --- Mast cells secretagogues --- p.31 / Chapter 2.1.2. --- Anti-allergic compounds --- p.31 / Chapter 2.1.3. --- Adenosine receptor agonists and antagonists --- p.31 / Chapter 2.1.4. --- Materials for buffers --- p.32 / Chapter 2.1.5. --- Materials for rat sensitization --- p.32 / Chapter 2.1.6. --- Materials for histamine assay --- p.33 / Chapter 2.1.7. --- Miscellaneous --- p.33 / Chapter 2.2. --- Buffers and stock solutions --- p.34 / Chapter 2.2.1 --- Buffer ingredients --- p.34 / Chapter 2.2.2 --- Stock solutions --- p.34 / Chapter 2.3. --- Source of mast cells --- p.35 / Chapter 2.3.1. --- Animals --- p.35 / Chapter 2.3.2. --- Sensitization of animals --- p.35 / Chapter 2.3.3. --- Isolation of rat peritoneal mast cells --- p.35 / Chapter 2.3.4. --- Mast cells purification --- p.36 / Chapter 2.3.5. --- Cell counting --- p.36 / Chapter 2.4. --- General protocol for histamine release --- p.37 / Chapter 2.4.1. --- Histamine assay --- p.37 / Chapter 2.4.2. --- Antagonist studies --- p.38 / Chapter 2.4.3. --- Determination of histamine contents --- p.38 / Chapter 2.4.4. --- Calculation of histamine levels --- p.39 / Chapter 2.5. --- Statistical analysis --- p.40 / Chapter Chapter 3 --- "Effects of adenosine, adenosine deaminase and adenosine receptor agonists on mast cell activation" --- p.42 / Chapter 3.1. --- Introduction --- p.43 / Chapter 3.2. --- Materials and methods --- p.44 / Chapter 3.3. --- Results --- p.45 / Chapter 3.3.1. --- Effects of adenosine on anti-IgE induced histamine release in HEPES buffer --- p.45 / Chapter 3.3.2. --- Effects of NECA on anti-IgE induced histamine release in HEPES buffer --- p.46 / Chapter 3.3.3. --- Effects of CCPA on anti-IgE induced histamine release in HEPES buffer --- p.47 / Chapter 3.3.4. --- Effects of CPA on anti-IgE induced histamine release in HEPES buffer --- p.47 / Chapter 3.3.5. --- Effects of CGS21680 on anti-IgE induced histamine release in HEPES buffer --- p.48 / Chapter 3.3.6. --- Effects of Cl-MECA on anti-IgE induced histamine release in HEPES buffer --- p.49 / Chapter 3.3.7. --- Effects of adenosine deaminase on anti-IgE induced histamine release from rat peritoneal mast cells --- p.50 / Chapter 3.3.8. --- Effects of NECA on anti-IgE induced histamine release with and without adenosine deaminase --- p.50 / Chapter 3.3.9. --- Effects of Cl-MECA on anti-IgE induced histamine release with and without adenosine deaminase --- p.53 / Chapter 3.3.10. --- Effects of CV1808 on anti-IgE induced histamine release in HEPES buffer --- p.55 / Chapter 3.4. --- Discussion --- p.76 / Chapter 3.5. --- Conclusion --- p.83 / Chapter Chapter 4 --- Effects of adenosine receptor antagonists on mast cell activation --- p.88 / Chapter 4.1. --- Introduction --- p.89 / Chapter 4.2. --- Materials and methods --- p.90 / Chapter 4.3. --- Results --- p.91 / Chapter 4.3.1. --- Effects of A1 receptor antagonist DPCPX on modulations of anti-IgE induced histamine release by adenosine receptor agonists --- p.91 / Chapter 4.3.2. --- Effects of A2A receptor antagonist ZM241385 on modulations of anti-IgE induced histamine release by adenosine receptor agonists --- p.91 / Chapter 4.3.3. --- Effects of A2B receptor antagonist MRS 1706 on modulations of anti-IgE induced histamine release by adenosine receptor agonists --- p.92 / Chapter 4.3.4. --- Effects of A3 receptor antagonist VUF5574 on modulations of anti-IgE induced histamine release by adenosine receptor agonists --- p.93 / Chapter 4.3.5. --- Further characterization of adenosine mediated potentiation of anti-IgE histamine release using VUF5574 and ZM241385 --- p.93 / Chapter 4.3.6. --- Effects of theophylline on anti-IgE induced percentage potentiation in HEPES buffer --- p.95 / Chapter 4.4. --- Discussion --- p.130 / Chapter 4.5. --- Conclusion --- p.135 / Chapter Chapter 5 --- Further characterization of the effects of adenosine on mast cells --- p.138 / Chapter 5.1. --- Introduction --- p.139 / Chapter 5.2. --- Materials and methods --- p.141 / Chapter 5.3. --- Results --- p.142 / Chapter 5.3.1. --- Effects of anti-IgE induced histamine release in calcium free and HEPES buffers --- p.142 / Chapter 5.3.2. --- Effects of adenosine on anti-IgE induced histamine release in calcium free buffer --- p.143 / Chapter 5.3.3. --- Effects of adenosine deaminase on compound48/80 induced histamine release from rat peritoneal mast cells --- p.143 / Chapter 5.3.4. --- Effects of adenosine on compound 48/80 induced histamine release in HEPES buffer --- p.144 / Chapter 5.3.5. --- Effects of adenosine deaminase on A23187 induced histamine release from rat peritoneal mast cells --- p.144 / Chapter 5.3.6. --- Effects of adenosine on calcium ionophore A23187 induced histamine release in HEPES buffer --- p.145 / Chapter 5.3.7. --- Effects of adenosine receptor antagonists on inosine mediated enhancement of anti-IgE induced histamine release --- p.145 / Chapter 5.4. --- Discussion --- p.157 / Chapter 5.5. --- Conclusion --- p.160 / References --- p.162
23

Metabolic roles of adenosine : studies using genetically modified mice and transfected cells /

Johansson, Stina, January 2007 (has links)
Diss. (sammanfattning) Stockholm : Karolinska institutet, 2007. / Härtill 4 uppsatser.
24

Regulation by glutamate- and adenosine-receptors of dopamine and acetylcholine release from rat striatal slices /

Jin, Shaoyu. January 1900 (has links)
Diss. (sammanfattning) Stockholm : Karol. inst. / Härtill 7 uppsatser.
25

Adenosine receptor signaling and the activation of mitogen-activated protein kinases /

Schulte, Gunnar, January 2002 (has links)
Diss. (sammanfattning) Stockholm : Karolinska institutet, 2002. / Härtill 5 uppsatser.
26

Thrombin/ADP-induced platelet activation and drug intervention /

Nylander, Sven, January 2005 (has links) (PDF)
Diss. (sammanfattning) Linköping : Univ., 2005. / Härtill 5 uppsatser.
27

Salivary gland P2 nucleotide receptors structure and function studies /

Landon, Linda A. Neighbors January 1998 (has links)
Thesis (Ph. D.)--University of Missouri--Columbia, 1998. / Typescript. Vita. Includes bibliographical references (leaves: 145-165). Also available on the Internet.
28

P2 nucleotide receptors during postnatal development of rat salivary glands

Park, Minjung Kang, January 1999 (has links)
Thesis (Ph. D.)--University of Missouri--Columbia, 1999. / Typescript. Vita. Includes bibliographical references (leaves 108-124). Also available on the Internet.
29

Salivary gland P2 nucleotide receptors structure and function studies /

Landon, Linda A. Neighbors January 1998 (has links)
Thesis (Ph. D.)--University of Missouri--Columbia, 1998. / eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
30

Dopamine and adenosine receptor function in adult and developing dopamine-deficient mice /

Kim, Douglas S., January 2002 (has links)
Thesis (Ph. D.)--University of Washington, 2002. / Vita. Includes bibliographical references (leaves 138-142).

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