Cranbury, NJ Other Information. 1  Located in MIDDLESEX County, New Jersey. 2  Cranbury, NJ is also known as: 3  E WINDSOR, NJ.  EAST WINDSOR, NJ.
A mast cell is part of a group of cells called leucocytes. Leucocytes are white blood cells and are found in the blood plasma with erythrocytes, red blood cells. Mast cells have immunological functions, or they are part of the immune system. They form part of an early warning system.
Most of the cells in the thyroid are called follicular cells, but there are others called parafollicular cells (or C cells) which produce another important hormone called calcitonin.