Medical Dictionary

aquaporin

play
noun aqua·por·in \ˌa-kwə-ˈpȯr-ən\

Medical Definition of aquaporin

  1. :  any of several proteins that are found in cell membranes and selectively permit water to pass into and out of the cell Several scientific groups are now directing their attention to the aquaporins, a large family of water transport molecules whose members each have unique tissue distributions in kidney.—Peter Agre, Proceedings of the National Academy of Science, August 1998 Water passes through the cell membrane via channels called aquaporins. These channels are so small that water molecules travel through in single file, while larger molecules cannot enter.—Julie Rehmeyer, New Scientist, 1 July 2006


Seen and Heard

What made you want to look up aquaporin? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

feeling or affected by lethargy

Get Word of the Day daily email!