The basic unit of the thyroid gland is the follicle. The thyroid gland captures dietary iodine, synthesizes thyroid hormone from it, and stores thyroid hormone until it is needed. Colloid, the material in the center of the follicles, stores thyroid hormone in a large protein called thyroglobulin.
Greensburg is a town in and the parish seat of St. Helena Parish, Louisiana, United States. The population was 718 at the 2010 census. It is part of the Baton Rouge Metropolitan Statistical Area. Greensburg is one of the oldest towns in Louisiana.
Parish History. By Fr. RenÃ© Castillo, former pastor. In August 1946, Redemptorist Bishop Peter L. Ireton, seeing a need to serve the spiritual. needs of Roanokeâs African-American Catholic community, appointed Fr. Maurice McDonald to establish a Roman Catholic mission to serve the black population in the city of Roanoke.