Lecture 2 - Cell organization function and communication

Cadherins will bind to each other 47 proteins in

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Unformatted text preview: fate: car2lage Chondroi2n sulfate –  Hyaluronic acid: found in skin, eyes and joint fluids Hyaluronic acid 37 Polysaccharides in ECM •  GAGs –  Hyaluronan is a GAG that is synthesize by hyaloronan synthase (HAS) in cytoplasm •  Creates hydrated space for –  an2 ­compression and lubrica2on (e.g. joints) 38 Polysaccharides in ECM •  GAGs –  Hyaluronan is a GAG that is synthesize by hyaloronan synthase (HAS) in cytoplasm 39 Polysaccharides in ECM •  Chi2n is an important part of ECM in invertebrates –  Exoskeleton 40 Using ECM to engineer organs h^p://www.pbs.org/wgbh/nova/body/replacing ­body ­parts.html 41 Plants cell wall •  Protec2ve cell wall outside the plasma membrane –  –  –  –  Rigidity for mechanical support Maintenance of cell shape Direc2on of cell growth Protects against pathogens •  Usually stronger, thicker and more rigid than ECM in animals 42 •  BREAK! Cell junc2ons •...
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This document was uploaded on 03/05/2014.

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