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.
Spring, Texas is a census-designated place (CDP) within the extraterritorial jurisdiction of Houston in Harris County, Texas, United States, 20 miles (32 km) north of Downtown Houston. The population was 54,298 at the 2010 census. While the name Spring is applied to a large area of NW Harris County, the town of Spring is located at the intersection of Spring-Cypress and Hardy Roads and encompasses a relatively small area of perhaps 1 sq.km.