They are characterized as granulocytes or agranulocytes. There are three types of granulocytes – neutrophils, eosinophil and basophils, and two types of agranulocytes – monocytes and lymphocytes.

Reduction of other T2 molecules and cell types were also observed to significantly associate with the variant, including IgE, eosinophils and basophils ... loss of function or deleterious effects ...