intercept coefficient (β0) on different days at IC50 (lower panel)
and IC80 (upper panel) for Control ()
and Exercised () arms, respectively.
Derivation of β0 is described in the text. On the X-axis, 1 PRE
refers to the first session (before EE) and 1 POST refers to the session
immediately after EE on day 1. Data are mean ± SE.