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- Models of Investigation
-
1. Antifungal innate immunity in C. elegans
- Dr. Jonathan Ewbank
-
2. The anti-microbial defense of Drosophila: a paradigm for innate immunity
- Prof. Jules Hoffmann
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3. Phagocytosis in the fruit fly, Drosophila melanogaster
- Dr. Lynda Stuart
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4. Innate immune sensing and response
- Prof. Bruce Beutler
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5. Macrophages and systems biology
- Prof. David Hume
- Cell Types and Recruitment
-
6. Leukocyte recruitment in vivo
- Prof. Paul Kubes
-
8. Eosinophils
- Prof. Tim Williams
-
9. Dendritic cells: linking innate to different forms of adaptive immunity
- Prof. Ralph Steinman
-
11. Innate-like lymphocytes 1
- Prof. Adrian Hayday
-
12. Innate-like lymphocytes 2
- Prof. Adrian Hayday
- Recognition and Signaling
-
13. Colony stimulating factor-1 regulation of macrophages in development and disease
- Prof. E. Richard Stanley
-
14. Fc receptors: linking innate and acquired immunity
- Prof. Ken G C Smith
-
15. Phagocytosis
- Prof. Joel Swanson
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16. Clearance of apoptotic cells and the control of inflammation
- Prof. Sir John Savill
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17. Signaling by innate immune receptors
- Prof. Michael Karin
-
18. Nuclear receptors at the crossroads of inflammation and atherosclerosis
- Prof. Christopher Glass
- Modulation of Effector Responses
-
19. Humoral innate immunity and the acute phase response 1
- Prof. Alberto Mantovani
-
20. Humoral innate immunity and the acute phase response 2
- Prof. Alberto Mantovani
-
21. Cytokines regulating the innate response
- Prof. Anne O’Garra
-
22. Arginase and nitric oxide
- Dr. Peter Murray
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23. Novel lipid mediators in resolution of inflammation
- Prof. Charles Serhan
-
25. Cationic peptides in innate immunity
- Dr. Dawn Bowdish
-
26. Iron metabolism and innate immunity
- Prof. Tomas Ganz
- Pathogen-Host Interactions
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27. Innate recognition of viruses
- Prof. Caetano Reis e Sousa
-
28. Type I interferons in innate immunity to viral infections
- Prof. Christine Biron
-
29. HIV-1 and immunopathogenesis: innate immunity
- Prof. Luis Montaner
-
30. Understanding and combating tuberculosis
- Prof. David Russell
-
32. Innate immunity and malaria
- Prof. Douglas Golenbock
- Health and Disease
-
33. Innate immunity in children
- Prof. David Speert
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34. From bench to bedside: evolution of anti-TNFalpha therapy in rheumatoid arthritis
- Prof. Sir Ravinder Maini
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35. NOD-like receptors in innate immunity and inflammatory disease
- Prof. Gabriel Nunez
-
36. Paneth cells in innate immunity and inflammatory bowel disease
- Prof. Satish Keshav
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37. Innate immunity in the brain in health and disease
- Prof. V. Hugh Perry
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38. The fate of monocytes in atherosclerosis
- Prof. Gwendolyn Randolph
-
39. Macrophages, a cellular toolbox used by tumors to promote progression and metastasis
- Prof. Jeffrey Pollard
- Archived Lectures *These may not cover the latest advances in the field
-
40. Monocyte/macrophages in innate immunity
- Prof. Emeritus Siamon Gordon
-
41. Innate immunity in C. elegans
- Dr. Jonathan Ewbank
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43. NLR genes: infection, inflammation and vaccines
- Prof. Jenny Ting
-
44. Manipulation of innate immune response: lessons from shigella
- Prof. Philippe Sansonetti
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45. Innate immunity of the lung and adaptation to air breathing at birth
- Prof. Jeffrey Whitsett
Printable Handouts
Navigable Slide Index
- Introduction
- The global fungal infection problem
- Candida albicans
- Fungi, human disease and immune recognition
- Temporal programme of immune responses
- Questions and aspirations
- Cell wall structure of Candida albicans
- Pathogen-host tool box
- Candida glycosilation mutants used
- Candida mannan importance in various responses
- Candida types affect cytokine production
- Och1 in N-linked mannosylation, cytokine release
- Creation of the "invisible fungus"
- C. albicans phagocytosis is N-mannan-dependent
- Binding to dendritic cells is N-mannan dependent
- Inhibition of binding to dendritic cells (N-mannans)
- Cooperativity in receptor-ligand interactions
- TLR and lectin-like receptor complex synergism
- Fonsecaea pedrosoi
- Fonsecaea pedrosoi- a non-sufficient response
- Artificial PRR co-stimulation cures infection
- Importance of Candida chitin
- Chitin- poly N-acetyl-b-D-glucosamine
- CHS (chitin synthase) genes of C. albicans
- High-chitin C. albicans cells are tolerated in vivo
- Chitin blocks PMNC recognition of C. albicans
- Effects of Caspofungin treatment
- Chitin doesn't block PBMC Salmonella recognition
- Chitin doesn't block recognition via TLR2 or TLR4
- Dectin-1 does not bind chitin directly
- Morphogenesis importance in immune responses
- Hyphae can survive and fight phagocytosis
- Candida morphogenesis and immune recognition
- Hyphae specifically induce Th17 response
- Hyphae specifically induce IL-1beta inflammasome
- Immune tasting of Candida albicans
- A memorable metaphor
- Summary
- Acknowledgments
Topics Covered
- Immune recognition of fungi
- Fungal infections are serious challenges in the clinic
- The innate immune system has a pre-eminent role in containing fungal infection
- Cell wall mutants of Candida can be used to help discover the nature of the recognition mechanisms
- Combining pattern recognition mechanisms can greatly amplify immune response
- Candida mannan in recognition, phagocytosis and activation of immune responses
- Candida chitin importance in cell wall integrity and immune responses
- Candida albicans yeast-hypha morphogenesis: activation and resistance to immune responses
Links
Series:
Categories:
Therapeutic Areas:
Talk Citation
Gow, N. (2012, July 9). The taste of a fungus: recognition of Candida by the innate immune system [Video file]. In The Biomedical & Life Sciences Collection, Henry Stewart Talks. Retrieved December 21, 2024, from https://doi.org/10.69645/KUAX5655.Export Citation (RIS)
Publication History
Financial Disclosures
- Prof. Neil Gow has not informed HSTalks of any commercial/financial relationship that it is appropriate to disclose.
A selection of talks on Microbiology
Transcript
Please wait while the transcript is being prepared...
0:00
My name is Neil Gow.
I'm part of the Aberdeen
Fungal Group in
the Institute of Medical
Sciences at Aberdeen University.
My Henry Stewart talk entitled The Taste of a Fungus:
Recognition of Candida by the Innate Immune System.
0:17
First, some background
information
about fungal infections.
This slide shows the
three major organisms
that cause serious systemic
fungal infections;
Candida, Aspergillus,
and Cryptococcus.
As you can see, there are
approximately two million people
each year who acquire
fungal infection and
the mortality rates
for systemic fungal
infections are typically
between 40 and 80 percent which
easily rival the worst figures
that are achieved for bacterial
infections of humans.
It's estimated that a quarter of
the world's population has
infected fungal infections
of the skin and nails and fungi
can cause severe
problems with allergy.
The cost of fungal
infections is also
extremely high approximately
1,000 pounds per patient
a day to protect
the vulnerable cancer patient
from fungal infection and
consequently, the
global anti-fungal
market is extremely high
as well in the region of seven
billion dollars per annum.
1:25
The focus of this
lecture will be on
the fungus Candida albicans.
Candida species can cause
a range of types of
infection including
superficial infections
of the mucosa,
seen here in this case of oral
thrush in this baby due to
invasive systemic fungal
infections and septicemia
illustrated with these
abscesses you can
see in this kidney section
on the left-hand side.
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