Although
irisin circulates at low levels (nanograms), this range is comparable to that observed for other important biological hormones such as insulin.
In Cell Metabolism on August 13, the Harvard scientists who discovered irisin address this contentious issue by showing that human
irisin circulates in the blood at nanogram levels and increases during exercise.
Not exact matches
The authors show that human
irisin is similar to the mouse hormone and that it
circulates in the range previously reported.