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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
- [Ca]c oscillations
- Agonist specificity
- Routes of Ca movement
- How is [Ca]c elevated?
- How is [Ca]c decreased?
- Plasma membrane Ca efflux is the least studied
- Ca efflux across the plasma membrane
- Ca efflux across the plasma membrane: NCX
- Ca efflux across the plasma membrane: PMCA
- Ca efflux from rat hepatocytes
- Carboxyeosin and mini-glucagon
- Carboxyeosin and Phe-induced oscillations
- Carboxyeosin and ATP-induced oscillations
- Mini-glucagon and Phe-induced oscillations
- Mini-glucagon and ATP-induced oscillations
- PMCA inhibitors increase oscillation frequency
- Removal of extracellular Ca and oscillations
- Inhibition of plasma membrane Ca efflux
- [Ca]c oscillations in smooth muscle cells
- Decrease of plasma membrane Ca influx
- Net plasma membrane Ca flux
- Mini-glucagon is agonist for hepatocytes
- Atrial natriuretic peptide (ANP)
- ANP acts on the GC-A receptor
- ANP stimulates cGMP production
- ANP and 8-Br-cGMP stimulate Ca efflux
- ANP partially inhibits basal cation influx
- Neither ANP nor 8-Br-cGMP elevate [Ca]c
- ANP and Phe-induced oscilations
- ANP and ATP-induced oscilations
- 8-Br-cGMP and Phe-induced oscilations
- Major observation regarding ANP
- Plasma membrane Ca flux and oscillations
- [Ca]c waves
- The model
- Mini-glucagon inhibits Ca efflux
- Mini-glucagon increases Ca oscillation frequency
- ANP stimulates Ca efflux
- ANP attenuates oscillations
- Ca efflux modulators
- Brain natriuretic peptide
- CD22
- Ca efflux modulators and downstream processes
- Frequency-modulation of [Ca]i oscillations
- Conclusion
- References
- Acknowledgements
Topics Covered
- Introduction to [Calcium]c oscillations
- Involvement of Calcium fluxes in [Calcium]c oscillations
- Plasma membrane Calcium efflux
- Impact of Calcium efflux inhibition on [Calcium]c oscillations
- Mini-glucagon as a physiological Calcium efflux inhibitor
- Atrial natriuretic peptide as a physiological Calcium efflux stimulator
- A hypothetical mechanism for plasma membrane Calcium flux as a determinant of [Calcium]c oscillation frequency
- 'Calcium efflux modulators': a class of physiological agonists?
Talk Citation
Green, A. (2007, October 1). Ca2+ efflux and Ca2+ signals [Video file]. In The Biomedical & Life Sciences Collection, Henry Stewart Talks. Retrieved December 12, 2024, from https://doi.org/10.69645/QWZG1902.Export Citation (RIS)
Publication History
Financial Disclosures
- Dr. Anne Green has not informed HSTalks of any commercial/financial relationship that it is appropriate to disclose.