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- Introduction to Calcium Signaling
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1. Introduction to cellular calcium signaling
- Dr. Martin Bootman
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2. Monitoring Ca2+ concentration in living cells
- Dr. Marisa Brini
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3. Cell boundary theorem
- Prof. Eduardo Ríos
- Calcium Influx
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4. Arachidonic acid and store-independent Ca2+ entry
- Dr. Luca Munaron
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5. Voltage-dependent calcium channels
- Prof. Annette Dolphin
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7. Intracellular Ca2+ signaling: calcium influx
- Prof. Anant Parekh
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8. Molecular identification of the CRAC channel
- Prof. Michael Cahalan
- Calcium Release
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10. The InsP3 receptor calcium release channel
- Prof. J. Kevin Foskett
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11. Molecular biology of ryanodine receptors: an overview
- Dr. Christopher George
- Prof. F. Anthony Lai
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12. cADPR and NAADP: messengers for calcium signalling
- Prof. Antony Galione
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13. Ryanodine receptors and cardiac function
- Prof. David Eisner
- Calcium Efflux and Sequestration
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14. Sodium-calcium exchange
- Prof. John Reeves
- Organelle Calcium
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15. Regulation and role of mitochondrial Ca2+ homeostasis
- Prof. Rosario Rizzuto
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16. Peroxisomes and Golgi apparatus as players in Ca2+ homeostasis
- Dr. Paola Pizzo
- Dr. Alex Costa
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17. Ca2+ dynamics between mitochondria and the endoplasmic reticulum
- Dr. Wolfgang Graier
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18. Nuclear calcium signaling
- Dr. Oleg Gerasimenko
- Dr. Julia Gerasimenko
- Spatiotemporal Calcium Signals
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19. Regulation of intracellular calcium signaling, localized signals and oscillations
- Prof. Barbara Ehrlich
- Calcium Effectors
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24. Calcium-regulated adenylyl cyclases and cyclic AMP compartmentalization
- Prof. Dermot Cooper
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25. Calcium and transcription-coupling
- Dr. Karen Lounsbury
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26. Cellular calcium (Ca2+) buffers
- Prof. Dr. Beat Schwaller
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27. Extracellular calcium signaling
- Dr. Aldebaran M. Hofer
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28. Ca2+, fertilization and egg activation
- Prof. Karl Swann
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29. Calcium regulation of transcription in plants
- Prof. Hillel Fromm
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30. Mechanisms regulating STIM expression and function in Ca2+ signaling
- Dr. Jonathan Soboloff
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31. Dynamic signal encoding in the S. cerevisiae calcium response
- Dr. Chiraj Dalal
- Calcium and Disease
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32. Polycystins, calcium signaling and pathogenesis of polycystic kidney disease
- Prof. Laura del Senno
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33. Ca2+ alterations in familial Alzheimer's disease (FAD)
- Dr. Paola Pizzo
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34. Pancreatitis and calcium signaling
- Prof. Ole Petersen
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35. Mechanism-based therapies for heart failure and cardiac arrhythmias
- Prof. Andrew Marks
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36. Genetic defects and calcium
- Prof. Tullio Pozzan
- Archived Lectures *These may not cover the latest advances in the field
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37. Calcium, calmodulin and calcineurin
- Prof. Stephen Bolsover
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38. Calcium flickers steer cell migration
- Prof. Heping Cheng
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39. Automated Ca2+ imaging of chemosensory neurones in C.elegans
- Dr. Nikos Chronis
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40. Ca2+ and the regulation of small GTPases
- Prof. Peter Cullen
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41. Genetically encoded Ca2+ indicators: molecular scale measurements in mammals in vivo
- Dr. Michael I. Kotlikoff
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42. Capacitative (store-operated) calcium entry
- Dr. Jim Putney
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43. The molecular biology of the inositol trisphosphate receptor
- Dr. Randen Patterson
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44. Coordinated Ca2+ release from intracellular Ca2+ stores
- Prof. Ole Petersen
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45. The plasma membrane calcium pump: biochemistry, physiology and molecular pathology
- Prof. Ernesto Carafoli
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46. The calcium saga: a matter of life and death
- Prof. Pierluigi Nicotera
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47. Ca2+ efflux and Ca2+ signals
- Dr. Anne Green
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50. Modeling Ca2+ signals
- Dr. David Friel
Printable Handouts
Navigable Slide Index
- Introduction
- Calcium is an ubiquitous messenger
- Spatial control of calcium
- Calcium-reporting dyes
- Basic mechanisms of calcium regulation
- Why have internal calcium stores and release?
- Some organelles that serve as calcium stores
- Ca mobilization by hormones/ neurotransmitters
- Calcium mobilizing messengers
- Intracellular signaling by IP3
- Structures of calcium mobilizing messengers
- Multiple Ca release mechanisms
- cADPR activity was discovered in sea urchin eggs
- Studying Ca release in cell-free systems
- Ca release in urchin egg homogenates
- Role of cADPR in calcium signaling
- Second messenger roles for cADPR
- cADPR/NAADP synthesis, analogues and drugs
- Synthesis of cADPR and analogues
- Caged cADPR photolysis induces Ca waves
- Caged Ca photolysis evokes local Ca rise
- Potentiation of CICR by cADPR
- Ryanodine receptors: function
- Ryanodine receptors: imaging elementary events
- Photolysis released cADPR and Ca transients
- cADPR antagonist abolishes Ca waves
- cADPR increases the frequency of Ca sparks
- Mechanism of enhanced Ca release by cADPR
- Isoprenaline-evoked increases in cADPR levels
- Pharmacology of cADPR increases
- Role of cADPR in cardiac E-C coupling
- Summary of cADPR activity
- cADPR in Ca signaling
- What is NAADP
- Photolysing caged NAADP results in a Ca wave
- Spatial sensitivity to low [NAADP]
- Effect of CICR channels inhibition
- NAADP: spatial/ temporal aspects of Ca signals
- NAADP stores are separate from the ER
- Stratification of sea urchin eggs
- GPN rupture lysosomes
- Lysotracker
- GPN ruptures lysosomes and releases Ca
- NAADP is an initiator: Ca-induced Ca release
- NAADP releases Ca from lysosomal stores
- Organelle marker enzymes
- Receptor distribution
- Ca uptake into NAADP-sensitive stores
- NAADP: special channel or special regulation?
- Inhibition of NAADP-induced Ca release
- NAADP-induced calcium release
- NAADP-induced Ca release amplification by RyR
- Bafilomycin inhibits NAADP-induced Ca release
- Interactions between NAADP and CICR channels
- Auto-inactivation of NAADP-induced Ca release
- Specificity of receptor-mediated NAADP signaling
- NAADP triggers global Ca signals
- CCK-evoked calcium spiking blocked by GPN
- CCK-evoked calcium spiking blocked: bafilomycin
- Selectivity in GPN blockage
- Radio-receptor assay for NAADP levels
- CCK-induced changes in NAADP / cADPR levels
- NAADP: trigger hypothesis
- Receptor specificity in pancreatic acinar cells
- ARC can synthesize cADPR and NAADP
- NAADP changes in CD38-/- mouse
- NAADPR is easily solubilized as a native protein
- Affinity purification of the NAADP receptor
- NAADP binding proteins
- Summary
Topics Covered
- Calcium signaling mechanisms
- Calcium stores and calcium mobilization
- Intracellular calcium release channels
- cADPR as an intracellular messenger
- Ryanodine receptors
- Cardiac excitation
- Coupling
- NAADP
- Acidic calcium store
- Smooth muscle cell calcium signaling
- Calcium spiking
- NAADP receptors
Talk Citation
Galione, A. (2007, October 1). cADPR and NAADP: messengers for calcium signalling [Video file]. In The Biomedical & Life Sciences Collection, Henry Stewart Talks. Retrieved December 26, 2024, from https://doi.org/10.69645/MZOM2005.Export Citation (RIS)
Publication History
Financial Disclosures
- Prof. Antony Galione has not informed HSTalks of any commercial/financial relationship that it is appropriate to disclose.