Registration for a live webinar on 'Precision medicine treatment for anticancer drug resistance' is now open.
See webinar detailsWe noted you are experiencing viewing problems
-
Check with your IT department that JWPlatform, JWPlayer and Amazon AWS & CloudFront are not being blocked by your network. The relevant domains are *.jwplatform.com, *.jwpsrv.com, *.jwpcdn.com, jwpltx.com, jwpsrv.a.ssl.fastly.net, *.amazonaws.com and *.cloudfront.net. The relevant ports are 80 and 443.
-
Check the following talk links to see which ones work correctly:
Auto Mode
HTTP Progressive Download Send us your results from the above test links at access@hstalks.com and we will contact you with further advice on troubleshooting your viewing problems. -
No luck yet? More tips for troubleshooting viewing issues
-
Contact HST Support access@hstalks.com
-
Please review our troubleshooting guide for tips and advice on resolving your viewing problems.
-
For additional help, please don't hesitate to contact HST support access@hstalks.com
We hope you have enjoyed this limited-length demo
This is a limited length demo talk; you may
login or
review methods of
obtaining more access.
- Introduction to Calcium Signaling
-
1. Introduction to cellular calcium signaling
- Dr. Martin Bootman
-
2. Monitoring Ca2+ concentration in living cells
- Dr. Marisa Brini
-
3. Cell boundary theorem
- Prof. Eduardo Ríos
- Calcium Influx
-
4. Arachidonic acid and store-independent Ca2+ entry
- Dr. Luca Munaron
-
5. Voltage-dependent calcium channels
- Prof. Annette Dolphin
-
7. Intracellular Ca2+ signaling: calcium influx
- Prof. Anant Parekh
-
8. Molecular identification of the CRAC channel
- Prof. Michael Cahalan
- Calcium Release
-
10. The InsP3 receptor calcium release channel
- Prof. J. Kevin Foskett
-
11. Molecular biology of ryanodine receptors: an overview
- Dr. Christopher George
- Prof. F. Anthony Lai
-
12. cADPR and NAADP: messengers for calcium signalling
- Prof. Antony Galione
-
13. Ryanodine receptors and cardiac function
- Prof. David Eisner
- Calcium Efflux and Sequestration
-
14. Sodium-calcium exchange
- Prof. John Reeves
- Organelle Calcium
-
15. Regulation and role of mitochondrial Ca2+ homeostasis
- Prof. Rosario Rizzuto
-
16. Peroxisomes and Golgi apparatus as players in Ca2+ homeostasis
- Dr. Paola Pizzo
- Dr. Alex Costa
-
17. Ca2+ dynamics between mitochondria and the endoplasmic reticulum
- Dr. Wolfgang Graier
-
18. Nuclear calcium signaling
- Dr. Oleg Gerasimenko
- Dr. Julia Gerasimenko
- Spatiotemporal Calcium Signals
-
19. Regulation of intracellular calcium signaling, localized signals and oscillations
- Prof. Barbara Ehrlich
- Calcium Effectors
-
24. Calcium-regulated adenylyl cyclases and cyclic AMP compartmentalization
- Prof. Dermot Cooper
-
25. Calcium and transcription-coupling
- Dr. Karen Lounsbury
-
26. Cellular calcium (Ca2+) buffers
- Prof. Dr. Beat Schwaller
-
27. Extracellular calcium signaling
- Dr. Aldebaran M. Hofer
-
28. Ca2+, fertilization and egg activation
- Prof. Karl Swann
-
29. Calcium regulation of transcription in plants
- Prof. Hillel Fromm
-
30. Mechanisms regulating STIM expression and function in Ca2+ signaling
- Dr. Jonathan Soboloff
-
31. Dynamic signal encoding in the S. cerevisiae calcium response
- Dr. Chiraj Dalal
- Calcium and Disease
-
32. Polycystins, calcium signaling and pathogenesis of polycystic kidney disease
- Prof. Laura del Senno
-
33. Ca2+ alterations in familial Alzheimer's disease (FAD)
- Dr. Paola Pizzo
-
34. Pancreatitis and calcium signaling
- Prof. Ole Petersen
-
35. Mechanism-based therapies for heart failure and cardiac arrhythmias
- Prof. Andrew Marks
-
36. Genetic defects and calcium
- Prof. Tullio Pozzan
- Archived Lectures *These may not cover the latest advances in the field
-
37. Calcium, calmodulin and calcineurin
- Prof. Stephen Bolsover
-
38. Calcium flickers steer cell migration
- Prof. Heping Cheng
-
39. Automated Ca2+ imaging of chemosensory neurones in C.elegans
- Dr. Nikos Chronis
-
40. Ca2+ and the regulation of small GTPases
- Prof. Peter Cullen
-
41. Genetically encoded Ca2+ indicators: molecular scale measurements in mammals in vivo
- Dr. Michael I. Kotlikoff
-
42. Capacitative (store-operated) calcium entry
- Dr. Jim Putney
-
43. The molecular biology of the inositol trisphosphate receptor
- Dr. Randen Patterson
-
44. Coordinated Ca2+ release from intracellular Ca2+ stores
- Prof. Ole Petersen
-
45. The plasma membrane calcium pump: biochemistry, physiology and molecular pathology
- Prof. Ernesto Carafoli
-
46. The calcium saga: a matter of life and death
- Prof. Pierluigi Nicotera
-
47. Ca2+ efflux and Ca2+ signals
- Dr. Anne Green
-
50. Modeling Ca2+ signals
- Dr. David Friel
Printable Handouts
Navigable Slide Index
- Introduction
- Importance of intracellular [Ca]
- Ca is a life or death signal
- Calcuim concentration controls may processes
- The calcium specificity problem
- Calcium specificity problem - explanations
- Shape/kinetics of a Ca signal
- Calcium distribution
- Consequense of electrochemical Ca gradient
- Plasma membrane permeability to Ca
- Calcium entry channels
- The two major Ca-selective channels
- Techniques to study Ca channels
- Voltage-operated Ca channels - VOCC
- VOCC characteristics
- Subtypes of VOCC
- Evidence for sub-types of VOCC
- VOCC - biophysics - current-voltage relationship
- VOCC - biophysics - rate of inactivation
- VOCC - biophysics - single channel conductance
- VOCC - pharmacology
- VOCC - molecular biology
- Structure of VOCC
- Beta subunit effects on inactivation
- Topology of VOCC
- Analysis of the primary amino acid sequence
- Why are there so many VOCCs?
- Not all VOCCs add to neurotransmitter release
- Developmental changes in VOCC function
- Ca-dependent gene expression
- Non-channel functions of VOCC
- Signal transduction
- Anchoring protein
- Store-operated channels: SOC
- SOC: activated by store depletion
- Store depletion under physiological conditions
- CRAC channels
- CRAC channels - non-excitable cells
- Features of Ca current through CRAC channels
- Properties of I-CRAC
- I-CRAC - very selective for Ca
- Information conveyed from stores to channels
- Model: Ca release opens CRAC channels
- Key point
- Key signal - calcium sensor within the stores
- Vesicular fusion model
- Conformational coupling model
- Diffusible messenger model
- Stromal interaction molecule - STIM
- Some unresolved questions on SOC
Topics Covered
- Importance of intracellular calcium in cell activation
- Sources of intracellular calcium
- Key role for calcium channels in the plasma membrane
- Voltageoperated calcium channels
- Sub-types of voltage-operated calcium channels
- Structure of voltage-operated calcium channels
- Functions of voltage-operated calcium channels
- Local calcium signals drive cellular responses
- Store-operated calcium channels
- Properties of store-operated channels
- CRAC channels
- Gating of CRAC channels
Talk Citation
Parekh, A. (2007, October 1). Intracellular Ca2+ signaling: calcium influx [Video file]. In The Biomedical & Life Sciences Collection, Henry Stewart Talks. Retrieved December 26, 2024, from https://doi.org/10.69645/ZVOM7415.Export Citation (RIS)
Publication History
Financial Disclosures
- Prof. Anant Parekh has not informed HSTalks of any commercial/financial relationship that it is appropriate to disclose.