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- Introduction to Protein Structure and Function
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1. Nature’s strategies in the regulation of enzyme activity by modifiers
- Prof. Antonio Baici
- Creation of Protein Variability by Manipulation of Genes
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3. Perspectives on biological catalysis
- Prof. Stephen Benkovic
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4. Fundamentals and principles for engineering proteolytic activity
- Prof. Charles Craik
- Metabolic Diseases Caused by Genetic Mutation
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5. Modifications of pyruvate handling in health and disease
- Prof. Mary Sugden
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6. Mitochondrial fatty acid oxidation deficiencies
- Prof. Niels Gregersen
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7. Inborn errors of ketone body metabolism
- Prof. Toshiyuki Fukao
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8. Cathepsin K in bone and joint diseases
- Prof. Dieter Bromme
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9. Fabry disease: alfa-galactosidase A deficiency and enzyme replacement therapy
- Prof. David Warnock
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10. Acid beta-glucosidase/glucocerebrosidase (GCase)
- Prof. Gregory Grabowski
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11. GM2 gangliosidosis future treatments 1
- Prof. Brian Mark
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12. GM2 gangliosidosis future treatments 2
- Prof. Brian Mark
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13. The neuronal ceroid lipofuscinoses
- Prof. Sandra Hofmann
- Disorders of Blood Coagulation
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14. Advances in fibrinolysis
- Dr. Paul Kim
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16. Structure of thrombin, a Janus-headed proteinase
- Prof. Wolfram Bode
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18. Fibrinogen and factor XIII
- Prof. John Weisel
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19. Factor VIII and haemophilia A
- Dr. Geoffrey Kemball-Cook
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20. Factor IX
- Prof. Bruce Furie
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21. The biology and pathobiology of von Willebrand factor
- Prof. David Lillicrap
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22. Thrombotic thrombocytopenic purpura
- Prof. J. Evan Sadler
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23. Fibrinolysis
- Prof. Edward Tuddenham
- Other Molecular and Metabolic Disorders
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24. Glucose-6-phosphate dehydrogenase deficiency
- Dr. Jane Leopold
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25. Cytochrome b5 reductase deficiency and hereditary methemoglobinemia
- Dr. Scott Reading
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26. Sickle cell disease
- Prof. Martin H. Steinberg
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27. Pyruvate kinase deficiency
- Prof. Alberto Zanella
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28. Heritable disorders of collagen
- Dr. Heather Yeowell
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29. Duchenne muscular dystrophy
- Prof. Jeff Chamberlain
- Archived Lectures *These may not cover the latest advances in the field
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30. Protein crystallography
- Prof. Michael James
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31. Regulation of blood coagulation by the serpin, antithrombin
- Prof. Steve Olson
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32. Rhodopsin and retinitis pigmentosa
- Dr. Shalesh Kaushal
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33. The physiology and pathology of coagulation factor XI
- Dr. David Gailani
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34. Cytochrome b5 reductase deficiency and hereditary methemoglobinemia
- Prof. Josef Prchal
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35. Metachromatic leukodystrophy
- Prof. Volkmar Gieselmann
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36. Serpins and serpinopathies
- Dr. James Whisstock
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38. Pleiotropic and epistatic genes in sickle cell anaemia
- Prof. Ronald Nagel
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39. Genetic disorders of carbonic anhydrases II and IV
- Prof. William Sly
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40. GM2 gangliosidoses
- Prof. Don Mahuran
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41. Kinetic analysis of protein activity
- Prof. Antonio Baici
Printable Handouts
Navigable Slide Index
- Introduction
- Overall strategy
- Known epistatic effects
- Kidney pathology in SCD
- Panoply of transgenic mice
- Gene expression induced by hypoxia
- Kidney up-regulated genes
- Renal disease epidemiology in SCD
- Cytochrome P450-4a14
- Hypoxia cascade in sickle kidney
- Arginase II
- Ameliorating cascade in sickle kidney
- Conclusions
- Cytologic features of renal medullary carcinoma
- Gene regulation secondary to kidney hypoxia
- Acute renal damage leading to control/healing
- Panoply of transgenic mice
- Data analysis
- Cluster analysis
- Clustering genes in hypoxia experiment
- Genes expression in the heme oxygenase cluster
- Gene behavior after 2 days of hypoxia
- Gene behavior after 4 days of hypoxia
- Present agenda
- Effect of hypoxia on urine osmolarity in mice
- Pathogenic event in sickle kidney: hypoxia
- Hypoxia in-vivo under BOLD MRI
- Effect of hypoxia on sickle kidney
- Cluster I in the hypoxia experiment
- Up-regulation cluster
- Proximal convoluted tubules: anatomy
- HO-1: mediators of oxidative stress
- Glomerulus capillary wall
- Glomerulus: anatomy
- Normal vs. deficient glomerular filtration slits
- Other mediators of oxidative stress
- Pro-apoptotic genes: FADD
- Regulating ion transport 1: lipocalins
- Mesangial cells: schematic location
- Mesangial cells
- Maintaining cell structure
- Tisuue repair
- VEGF splice isoforms in glomerular podocytes
- MMP9
- HO-1 histopathology: C57 and NY1-33 sickle mice
- HO-1 histopathology: cortex
- HO-1 histopathology: glomeruli and tubules
- Summary
- Conclusions
- Down-regulated genes
- Down-regulated cluster (1)
- Down-regulated cluster (2)
- Sickle RBC adhesion effect on gene expression
- Circulation of RBC in mesoappendix
- Adhesion of RBC in post capillary venules
- WBC adhesion
- Cremaster muscle microcirculation
- Entrapment of cells producing obstruction
- Mesocecum
- VWF and SCA
- Endothelium with/without PAF - induction of VWF
- SCA, VWF and shear stress
- Sickle RBC-endothelial interactions
- Up-regulated genes
- Hypoxia - reoxigenation activates NF-kB
- Up-regulation of alpha catenin
- Beta-catenin, alpha-catenin and pakoglobin
- Down-regulated genes
- Conclusions
- Summary
- Red cell transport systems
- Impaired NO-vasodilation in transgenic sickle mice
- Effect of HbF on microvascular regulation
- Shear stress enhances proteolysis of VWF
Topics Covered
- Determination of pleiotropic genes
- Search for polymorphic genes among the pleiotropic genes as candidates for epistasis
- Known epistatic effects
- Kidney pathology in sickle cell disease
- Renal disease epidemiology
- Panoply of transgenic mice
- Involvement of metabolic pathways in constitutive chronic kidney damage in Tx mice
- Hypoxia
- Mediators of oxidative stress
- Up and down regulated genes
- HO- 1 histopathology
- The effect of sickle red blood cell adhesion on gene expression in PAF pre-treated microcirculatory bed
- Von Willebrand factor (vWF) and sickle cell anemia
- vWF, shear stress and sickle cell anaemia
- Epistatic genes may open new therapeutic strategies for SS disease
- PAF induces the up-regulation of a number of genes that have the capacity of protecting the endothelium, stem cells and other hematopoetic precursors
Links
Series:
Categories:
Therapeutic Areas:
Talk Citation
Nagel, R. (2007, October 1). Pleiotropic and epistatic genes in sickle cell anaemia [Video file]. In The Biomedical & Life Sciences Collection, Henry Stewart Talks. Retrieved November 1, 2024, from https://doi.org/10.69645/HMTK9191.Export Citation (RIS)
Publication History
Financial Disclosures
- Prof. Ronald Nagel has not informed HSTalks of any commercial/financial relationship that it is appropriate to disclose.