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Topic 7 Slides - Cytoskeletal Filaments Growing axon...

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Cytoskeletal Filaments Growing axon showing microtubules and microfilaments Organelles (Peroxisomes) associate with microtubules Cytoskeleton has diverse functions
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Overview of cytoskeletal filaments Characteristics of cytoskeletal filaments Anti-tubulin antibodies show microtubule arrangement in a cell Tubulin dimers associate
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General microtubule structure Tubulin is incorporated into growing ends of microtubules Microtubule growth kinetics Treadmilling of microtubules
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Microtubules are dynamic Assembly of tubulin onto existing microtubular structures GTP is important for tubulin polymerization GTP cap and dynamic instability
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Dynamic microtubule growth Cycle of GTP cap formation MTOC/Centrosome Centrosome: paired centrioles
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Centrosomes are nucleation sites for microtubules Microtubule polarity and orientation in animal cells Microtubule associated protein Microtubule associated proteins (MAPs)
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Microfilament structure Nucleation of microfilaments Profilin/thymosin regulate microfilament growth Branched actin networks
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