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cours "exocytose" - la physiologie animale a l'universite de lille i

cours "exocytose" - la physiologie animale a l'universite de lille i

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Et après ? Endocytose !<br />

Le flux <strong>de</strong> membrane pendant l’exocytose et<br />

l’endocytose est un équilibre délicat<br />

RE<br />

Surface originale<br />

Golgi<br />

Lysosome<br />

Endocytose recycle ~2-3% <strong>de</strong> membrane<br />

par minute…<br />

Toute <strong>la</strong> membrane est recyclée en moins<br />

d’une heure<br />

Endosome<br />

Blocage <strong>de</strong> l’endocytose, l’exocytose<br />

continue: Surface cellu<strong>la</strong>ire augmente<br />

Blocage <strong>de</strong> l’exocytose, l’endocytose<br />

continue: Surface cellu<strong>la</strong>ire diminue<br />

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