red and white blood cells flowing through veins. scientific and medical concept. 3d

abnormal acute bcell biological biology blood cancer cancerous cell cells corpuscle cytology disease erythrocyte haematid haematological haematology haemoglobin hematological hematology hemocyte hemoglobin human immune immunity immunology leucocyte leukaemia leukaemic leukemia leukemic leukocyte lymphoblastic lymphocyte medical medicine oncology oxygen platelet red thrombocyte white