IGF-1 is made in response to growth hormone and is needed for growth hormone to have its effects on muscles and other tissues. Growth hormone, synthesized in the pituitary gland, travels to the liver, which then responds by producing IGF-1.
Spring City is a borough in Chester County, Pennsylvania, United States. The population was 3,323 at the 2010 census. Spring City is a member of the Spring-Ford Area School District. It is situated along the Schuylkill River, which divides Chester and Montgomery counties. Directly across the river is the borough of Royersford.
All municipalities in Pennsylvania are classified as either cities, boroughs, or townships. The only exception to this is the town of Bloomsburg, which is recognized by state government as the only incorporated town in Pennsylvania, and uses this distinction in its promotion.