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.
THURBER, TX. THURBER, TEXAS. Though it is a ghost town today, Thurber once had a population of perhaps as many as 8,000 to 10,000. At that time (1918â20) it was the principal bituminous-coal-mining town in Texas. The site of the town is seventy-five miles west of Fort Worth in the northwest corner of Erath County.