CD43 is expressed on normal T cells and macrophages/histiocytes. It is not typically coexpressed on normal B cells, while is often expressed by malignant B cells, including several subtypes of small B-cell lymphoma. All normal and reactive lymphoid cells are cyclin D1 negative.
In Louisiana, a county is called a parish. Depending on what you are considering in terms of largest-Plaquemines Parish has largest area of 2,429 sq mi.
According to the U.S. Census Bureau, the parish has a total area of 303 square miles (780 km2), of which 290 square miles (750 km2) is land and 13 square miles (34 km2) (4.2%) is water. It is the fourth-smallest parish in Louisiana by total area.