| The
Intercellular Matrix |
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| • | ground substance: a viscous, clear
substance with a |
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| high
water content |
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| • | composed of proteoglycans which
are made of a |
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| protein
core with attached glycosaminoglycans
or |
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| GAGs. |
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| Important
GAGs are hyaluronic acid, |
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| chondroitin
sulfate, heparan sulfate |
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| (produces
the anticoagulant heparin), |
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| keratan
sulfate (produces keratin). |
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