Naegleria fowleri protozoan, TEM
Isospora sp. parasites, TEM
Enterocytozoon sp. parasite, TEM
Enterocytozoon sp. parasites, TEM
Enterocytozoon sp. parasite, coloured TEM
Giardia protozoan parasite, TEM
Entamoeba histolytica protozoan cyst
Entamoeba histolytica protozoa
Entamoeba histolytica trophozoite, light micrograph
Giardia lamblia protozoan, SEM
Iodamoeba buetschlii parasitic cyst
Parasite spore, SEM
Legionella infected protozoan, TEM
Mycoplasma bacteria, TEM
Horse fly gut, SEM
Chlamydia bacteria in a lung cell, TEM
Giardia lamblia protozoa, SEM
Toxoplasma parasites, TEM
Toxoplasmosis parasite cyst
Leishmania protozoa and blood cells, SEM
Sleeping sickness parasite, SEM
Sleeping sickness parasites, SEM
Macrophage attacking a foreign body, SEM
Giardia protozoan, SEM
Bacteriophages attacking bacteria, TEM
Hartmannella vermiformis protozoa cysts
TEM of Neisseria meningitidis bacteria
Alloiococcus bacterium
Mycoplasma mycoides bacteria, TEM
Diphtheria bacteria, TEM
Malarial blood cell, SEM
Trichodina parasite, SEM
Protozoan (Giardia sp.), TEM
Protozoan intestine infection (Giardia sp.), TEM
Salmonella bacteria, TEM
Microsporidium parasite, SEM
Haemophilus influenzae bacteria
Legionella bacteria
Entamoeba moshkovskii trophozoites, light micrograph
Amoeba protozoan, light micrograph
Gonorrhoea bacteria, TEM
Amoeba protozoa, SEM
Molluscum contagiosum virus, TEM
Campylobacter jejuni bacterium, TEM
Campylobacter jejuni bacteria
Helicobacter pylori bacterium
Borrelia bacteria, TEM
Francisella bacteria, TEM
Leptospira bacterium, TEM
E. coli bacteria, TEM
Liver infected with coccidiosis, light micrograph
Micrococcus bacterium
Toxoplasma parasites in a cell, TEM
Leishmania parasites, TEM
Amoeboid protozoa, SEM
Streptococcus pneumoniae bacteria, SEM
Streptococcus bacteria, TEM
Proteus bacteria
Rust fungus on a bellflower leaf, SEM
Staphylococcus aureus bacteria
Influenza virus particle, TEM
Influenza virus particles, TEM
Erwinia bacteria, TEM
Burkholderia bacterium, TEM
Burkholderia bacteria, TEM
Leishmania parasites, light micrograph
Schistosome parasite
Schistosome egg
Schistosomes
Schistosome eggs
Kerona protozoan, light micrograph
Deer tick, SEM
Algae and protist, light micrograph
E. coli bacterium, TEM
Entamoeba coli binucleated cyst, light micrograph
Cryptosporidium parvum intestine infection, TEM
Clostridium difficile bacteria, SEM
Toxoplasma gondii protozoans, TEM
Helicobacter pylori bacteria, SEM
Leishmania protozoan and blood cells, SEM
Trypanosoma protozoa in blood, LM
Trypanosoma Protozoa in blood, LM
Malaria parasite in red blood cell
Rhabdovirus infected epithelial cell, SEM
Gill disease, SEM
Chlamydia trachomatis bacteria, TEM
Salmon louse filament, TEM
Salmonella bacteria, SEM
Meningitis bacteria, SEM
Proteus vulgaris bacteria, SEM
Salmonella typhimurium bacteria, SEM
Shigella bacteria, SEM
Mimivirus, TEM
Heliozoa protozoan, light micrograph
Bacteria from a human beard, SEM
Microbiome, SEM
Listeria bacterium, TEM
Q fever bacteria, Coxiella burnetii, TEM
Clostridium perfringens bacterium, TEM
Salmonella, TEM
Staphylococcus aureus bacteria, TEM
HIV particles, TEM
Legionella bacterium, TEM
Tobacco mosaic virus, TEM
Herpes simplex virus particles, TEM