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.
Fayette City is a borough in Fayette County, Pennsylvania, United States. The population was 714 at the 2000 census. It is served by the Belle Vernon Area School District. Like many towns around it, Fayette City has been home to many coal miners supporting the coal industry in the region. It was the site of the Naomi Mine explosion, December 7 1907. Fayette City is located at 40Â°6â²2â³N 79Â°50â²20â³W / 40.10056Â°N 79.83889Â°W / 40.10056; -79.83889 (40.100647, -79.838913).