Week 10 Lecture 2 - Extracellular matrix

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5 Terms

1
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What is ECM?

A network of proteins and carbs that provide structural support and hold cells together.

2
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What is animal ECM made of?

Long rigid fibers of glycoproteins (collagen and elastin) embedded by proteoglycans.

3
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What is plant ECM made of?

Long rigid fibers of cellulose, embedded by pectin, hemicellulose and proteins. Plant ECM is rigid and stationary as plants are immobile.

4
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What is bacterial and protist ECM made of?

Protists: silica

Bacteria: peptidoglycan

5
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What is the role of vitamin C in ECM?

Vitamin C is used to make an amino acid that makes up collagen