Fig. 1From: Increasing transforming growth factor-beta concentrations with age decrease apelin in the rat rotator cuffHarvesting of the supraspinatus and infraspinatus tendons from rats. The supraspinatus and infraspinatus muscles and tendons were harvested from rats (A, B). The muscle component was stripped off, leaving only the tendons for use in the experiments (C). Arrows indicate the glenoid side; arrowheads indicate the humeral side of the tendon. Scale bar indicates 10 mmBack to article page