The juxtaglomerular cells (JG cells, or granular cells) are cells in the kidney that synthesize, store, and secrete the enzyme renin.he juxtaglomerular cells (JG cells, or granular cells) are cells in the kidney that synthesize, store, and secrete the enzyme renin.
Throckmorton County, Texas. Throckmorton County is a county located in the U.S. state of Texas. As of the 2010 census, its population was 1,641. Its county seat is Throckmorton. The county was created in 1858 and later organized in 1879. It is named for William Throckmorton, an early Collin County settler.
THRALL, TX. THRALL, TEXAS. Thrall is on the Missouri Pacific Railroad and U.S. Highway 79, six miles east of Taylor in eastern Williamson County. It was founded in 1876 as a railroad station on the International-Great Northern line and was first called Stiles Switch, after a family that owned a ranch at the site.