fibres collagène Flashcards

1
Q

types de fibres

A

fibres de collagène
élastine
fibronectine
intégrines

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2
Q

collagène

A

protéines principale de matrice
28 types ++

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3
Q

type 1 collagène

A

+ abondant
tissu conjonctif de soutien
os

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4
Q

type 2 collagène

A

cartilages

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5
Q

structure collagène

A

longue/rigide/hélicoïdale
3 brins
3 aa rép (gly dernier car petit)

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6
Q

stabilité collagène

A

ponts H entre hélices
dép de hydroxyproline

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7
Q

elhers danlos

A

mutations dans gènes pour collagène = désorganisés

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