👉 Basophil is a type of lymphocyte that is found in the lining of the thymus and spleen. They are responsible for producing antibodies, which help to fight infections and diseases. Basophils have a white or pink color, and they can be seen as tiny white balls floating on the surface of the skin. Basophil cells are also known as basolymphocytes, lymphocytes that are found in the lining of blood vessels called capillaries.