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[pur-mee-eys, -eyz] /ˈpɜr miˌeɪs, -ˌeɪz/
noun, Biochemistry.
any of the proteins that mediate the transport of various molecules across biological membranes.
Origin of permease
< French perméase (1956), equivalent to permé(able) permeable + -ase -ase Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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permease in Medicine

permease per·me·ase (pûr'mē-ās')
An enzyme that promotes the passage of a substance across a cell membrane.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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