#actionpotentials — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #actionpotentials, aggregated by home.social.
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Are action potentials in vertebrate muscle essential for contraction? This study of #zebrafish lacking #SodiumChannel NaV1.4 reveals that NaVs are dispensable for #muscle contraction, so the need for muscle #ActionPotentials can vary between vertebrates @PLOSBiology https://plos.io/42EXQwx
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Why is neuronal repolarization during #ActionPotentials so uniform despite ~10x range in axonal diameter? Study shows that higher K+ currents in smaller #axons compensate for biophys constraints, resulting in size-independent trigger signals #PLOSBiology https://plos.io/3ZzJvzE