ANHB3323 Lecture Notes - Lecture 22: Cell Culture, Homeostasis
LECTURE TWENTYTWO: Lab on a Chip
Organ on a Chip:
• Term for devices that integrate laboratory functions on a single chip
• Capable of handling extremely small fluids volumes
• Subset of MEMS devices
Advantages:
• Extended capabilities of cell culture
• Mimic complex structure, microenvironment and physiological function
of human organs
• Low cost alternatives to animal/clinical studies
• Increase success rate and speed of drug development
• Low fluid volume used
• More defined/specific mimicry of different tissues
• More analysis per volume → faster assays
• Better control over whole process
• Easier to modify specific conditions
• More data to support human clinical trial
Limitations:
• Finding common cell medium for all organs
• Limited self-renewing potential
• Technology is still new
• Maintaining homeostasis
• Long term nutrition
• Never perfect as a whole system
• Not fully developed yet
• Never reaching complexity the tissues represent
• Detection principles may not always scale down in a positive way
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