basophil and mast cell

basophil mast cell icon vector leukemia lymphocyte neutrophil granulocyte leukocyte blood antibody eosinophil immune immunology system white medical structure anatomy science biology body microbiology medicine human cells isolated illustration graphic symbol research nuclei cytoplasm granules cytoplasmic mastocyte phagocyte histamine antigen ige igg paf receptor mrgprx2 degranulation allergy allergen allergic flat