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.
Texas Hill Country in Edwards County south of Rocksprings Edwards County is a county located on the Edwards Plateau in the U.S. state of Texas . As of the 2010 census , its population was 2,002. The county seat is Rocksprings . The county was created in 1858 and later organized in 1883. It is named for Haden Edwards , an early settler of Nacogdoches, Texas . The Edwards Aquifer and Edwards Plateau are named after the county by reason of their locations.