Progress in Cell Line Development - NASA
Transcript of Progress in Cell Line Development - NASA
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Progress in Cell Line Development
Wagner Vendrame Associate Professor TREC-IFAS-UF, Homestead
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Vision – ISS National Lab
• Plant cell’s structural and physiological responses to microgravity – Challenges and Opportunities
• Plant-based life support - Advanced Life Support (ALS) Concept
• Plant-based products
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Objectives
• To evaluate the structure and growth of plant cells in suspension cultures in microgravity:
– Cell structural changes – Cell growth/development – Differential gene expression
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Our challenges
• Simple and self-contained or automated system.
• Balance between simplicity and flexibility.
• Reproducibility.
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Our approach • Cell suspension cultures:
– Arabidopsis thaliana – Encyclia plicata – Caesalpinia pulcherrima – Tabebuia aurea
• BioServe: – Pre-existing hardware: CHAB/CGBA – Logistics; clearances, permits
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STS-118 Endeavour
August 8, 2007
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STS-120, Discovery November 7, 2007
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Our methods • Visual observations:
– CSI camera modules – images down-linked every hour for 3 months
• Histological Studies: – Cell ultrastructure (TEM)
• Differential Gene Expression: – Microarrays
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Acknowledgments • SPACEHAB, INC. • BIOSERVE (University of Colorado) • ZERO GRAVITY, INC. • Dr. Rob Ferl, Dr. Anna-Lisa Paul, Mrs.
Beth Laughner - Hort Sciences, UF • Mrs. Ania Pinares – Lab, TREC
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Thank you!
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Animal Cell Research • Dr. Neal Talbot – Research Animal
Scientist • Dr. Thomas Caperna – Research
Biologist – USDA-ARS, Beltsville, MD
• Dr. Peter Hansen – Professor – IFAS – University of Florida, Animal
Sciences