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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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Neurotransmission : libération quantale<br />

Enregistrement <strong>de</strong>s<br />

PPM (potentiel <strong>de</strong> p<strong>la</strong>que motrice)<br />

ou PPSE<br />

= reflet <strong>de</strong> <strong>la</strong> libération du NT<br />

Changeux, Numa (1970-80)<br />

Jonction neuro-muscu<strong>la</strong>ire<br />

Le récepteur nicotinique<br />

1°) condition <strong>de</strong> repos<br />

Enregistrement <strong>de</strong> petites<br />

variations <strong>de</strong> potentiel<br />

Eccles,<br />

Fatt et Katz (1950) P<strong>la</strong>que motrice À 2mm <strong>de</strong> P<strong>la</strong>que motrice<br />

4

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