White blood cells or leukocytes are cells which form a component of the

A lymphocyte is a type of white blood cell involved in the

Macrophages (Greek: "big eaters", makros = large, phagein = eat) are cells

A mast cell (or mastocyte) is a resident cell of areolar connective tissue

Merkel cells are large oval cells found in the skin and

The mesothelium is a membrane that forms the lining of several body

A monocyte is a leukocyte, part of the human body's immune system

In vertebrates, the term motor neuron (or motoneuron) classically applies to neurons located

One of the two classes of marrow-derived blood cells; includes

Myoblast are a type of stem cells that exist in

A muscle fiber, also spelled muscle fibre, also technically known as a myocyte,

Myoepithelial cells are spindle-shaped, contractile, smooth muscle-like cells of epithelial