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We hope you have enjoyed this limited-length demo
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- Introduction
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2. Overview of nonclinical safety assessment
- Dr. Claudette L. Fuller
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3. Biological safety testing: supporting medical device combination products
- Dr. Christine L. Lanning
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4. Regulatory guidance on toxicity testing of pharmaceuticals: ICH
- Dr. John Kapeghian
- Basics of Non-clinical Toxicity Testing
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6. Acute, subchronic, and chronic toxicity testing
- Mr. Gregory Ruppert
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7. Safety pharmacology in human pharmaceutical development
- Dr. R. Dusty Sarazan
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8. Genetic toxicology
- Dr. Roderick Todd Bunch
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9. Reproductive and developmental toxicology
- Dr. Alan Hoberman
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10. Juvenile toxicity testing
- Dr. Alan Hoberman
- Dr. Elise Lewis
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11. Pharmacokinetics, toxicokinetics and safety margins
- Dr. Mark Rogge
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12. Toxicity testing of impurities and metabolites
- Dr. Kurt Black
- Organ System Toxicity Testing
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13. Drug induced liver injury: a clinical perspective
- Prof. Victor Navarro
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14. Toxicology of the kidney
- Prof. Lawrence Lash
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15. Toxicology of the cardiovascular system
- Dr. Peter Siegl
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16. Toxicology of the immune system
- Dr. Leigh Ann Burns Naas
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17. Toxicology of the developing immune system
- Dr. Leigh Ann Burns Naas
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18. Hematology interpretation for toxicity studies
- Dr. Nancy Everds
- New Methods for Assessing Toxicity
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19. Introduction to toxicogenomics and example case studies
- Dr. Cindy Afshari
- Special Cases for Toxicity Testing
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21. Approaches to nonclinical vaccine development
- Dr. Lisa Plitnick
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22. Toxicity testing of oncology drugs: unraveling the last 15 years of progress
- Dr. Krishna Allamneni
- Archived Lectures *These may not cover the latest advances in the field
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23. Cellular and molecular toxicology
- Dr. Dominic Williams
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24. Overview of non-clinical safety assessment in drug development
- Dr. Danuta Herzyk
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27. Reproductive and developmental toxicology
- Dr. Alan Hoberman
- Dr. Elise Lewis
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28. Non-clinical toxicity testing for vaccines
- Dr. Lisa Plitnick
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29. Toxicity testing for oncology drugs
- Dr. Theresa Reynolds
- Dr. Krishna Allamneni
Printable Handouts
Navigable Slide Index
- Introduction
- Nervous systems evaluation
- Looking at the right place
- The brain is a heterogeneous tissue
- General toxicology examination of the brain
- Rules of thumb for sampling
- Sectioning interval for 60 sections
- Creating a sectioning scheme
- Trimming scheme
- The use of the trimming method
- Trimming scheme - dog brain
- Trimming scheme - rodent brain
- The spinal cord
- Looking at the right times
- Each compound has its own cell death peak
- Rat brain treated with MK801 (1)
- Rat brain treated with MK801 (2)
- The role of imaging in toxicology studies
- Looking in the right way
- Tissue changes are not created equal
- Perfusion fixation
- Neuronal necrosis stains
- Cupric silver stain
- Fluoro Jade B stain
- IBA-1 stain
- GFAP stain
- Luxol fast blue vs. classic silver stain
- Special procedures example
- Comparison of embedding and staining techniques
- Examples of high quality samples
- Longitudinal nerve sections (1)
- Longitudinal nerve sections (2)
- Electron micrograph
- Summary
- Thank you and acknowledgements
Topics Covered
- Brain is a heterogeneous tissue: you must look at many sections
- Different toxicants affect different areas
- Timing is important but most cell death occurs early (1 to 4 days)
- Appropriate fixation is crucial
- Appropriate staining methods are necessary to detect changes in various cell types (neurons, glial cells)
Links
Series:
Categories:
Therapeutic Areas:
Talk Citation
Butt, M. (2009, July 30). Evaluation of the adult nervous system in preclinical studies [Video file]. In The Biomedical & Life Sciences Collection, Henry Stewart Talks. Retrieved October 14, 2024, from https://doi.org/10.69645/AJCG4690.Export Citation (RIS)
Publication History
Financial Disclosures
- Dr. Mark Butt has not informed HSTalks of any commercial/financial relationship that it is appropriate to disclose.