insulinlike activity

[ĭnsə-lĭn-līk′]
n.
  1. A measure of the substances, usually in plasma, that exert biological effects similar to those of insulin in various bioassays.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.