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Glossary of Physiology Terms -
Permeant

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Permeant

Definition:
Permeant refers to the ability of a substance (e.g., ion or molecule) to cross (i.e., permeate or penetrate) a biological membrane or channel pore. For example, it can be said that fat-soluble molecules are membrane permeant.

See also impermeant.

Related glossary terms/phrases:
Impermeant
Permeability
Permeable
Impermeable

See also:
Lipid Bilayer Permeability




Posted: Wednesday, January 1, 2014
Last updated: Wednesday, March 12, 2025
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