leukocytes under the microscope. the norm of leukocytes in the blood

thrombosis red blood cell cancer lymphoma microscopy phatocytosis phagocyte lymphoid antigen immunology phagocytic cells infection test normal smear leukocytes hemoglobin stem hematology lymphocyte science leukocyte medicine biology human medical system health microbiology microscope body background disease anatomy basophil platelet cardiovascular microscopic erythrocyte anemia vascular artery structure immune