cellular defense: leukocytes under a microscope, showcasing their critical role in immune system, highlighting intricate

bacteria sample hematology biology diagnosis cytoplasm virus study pathogen molecular treatment protection research genetics cell microbe blood investigation analysis neutrophil leukocyte disease inflammation microbiology physiology white health microscope antibody organism clinical defense medicine plasma basophil microscopy corpuscle eosinophil observation immunity lab nucleus experiment lymphocyte infection examination serum monocyte immune ai generated