Normal and mutant fruit fly, LM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Calcium phosphate crystal, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Euphorbia pollen, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Nerve fibers, light micrograph · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Clematis stem, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Mosquito tarsus, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Mouse foetus, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Moth proboscis, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Artery, TEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Plant stomata, light micrograph · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Kidney glomeruli, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Neurone, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Compact bone, LM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Bone cancer cell, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Bone tissue, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Osteoporotic bone, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Red blood cell on a needle, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Red blood cells, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Red blood cells, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Ruptured capillary, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Blood clot, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Motor neurone, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Asprin crystals, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Probiotic flora, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Stem cell therapy, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Bacteria and yeast, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Brain cancer cells, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Cancer cell division, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Paramecium protozoa, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Hydra, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Nematode worm, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Diatom, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Pork tapeworm, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Water bear, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Water bear, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Dust mite, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Bluebottle fly, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Cat flea head, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Face of a pipistrelle bat, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Female mosquito head, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
C. elegans worm, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Campylodiscus diatom, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Dendritic cell, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
HIV infected 293T cell, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
T lymphocytes and cancer cell, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Dividing lymphoma cancer cells, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Calcareous phytoplankton, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Pancreas cell, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Intestinal lining, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Organ of Corti, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Bacteria found on mobile phone, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Sperm cells, TEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Myelinated nerve, TEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Olive leaf, light micrograph · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Kidney stone crystals, SEM · STEVE GSCHMEISSNER/SCIENCE PHOTO LIBRARY
Kidney stone monoclinic crystals, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Dental drill bit with diamond chips, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
DNA purification microchip, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Balsa wood (cross section), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Parrot (Ara ararauna), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Gecko foot hairs (Hemidactylus frenatus), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Olive tree leaf trichomes (Olea europaea), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Stoma of a leaf (Dahlia sp.), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Stoma of a broad bean leaf (Vicia faba), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Bot fly larva, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Pill bug (Armadillidium vulgare), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Jumping spider (Plexippus paykulli), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Dog hookworm buccal capsule, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Black fly larva, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Millipede (Class Diplopoda), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Dog tapeworm scolex (Dipylidium caninum), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Dog heartworm (Dirofilaria immitis), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Fruit fly, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Protozoan (Vorticella sp.), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Parasitic protozoan promastigote, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Tracheal epithelium surface, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Fungal colony of Trichophyton rubrum, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Millipede (Polyxenus sp.), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Ladybug beetle, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Soft scale insect crawler, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Sheep scab mite (Psoroptes ovis), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Female mosquito, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Mosquito antennae, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Dust Mites, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Woven wool fabric, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Dust mite on wool fabric, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Dog flea on dog hair, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Rice weevil head, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Butterfly eye and proboscis, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Nematode (Trichuris sp.) helminth (whipworm), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Centric fossil diatom frustule, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Cyclotella marine diatom, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Ragweed pollen (Ambrosia psilostachya), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Black mould Aspergillus niger, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Human T lymphocytes and activated platelet, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Neutrophils, T-lymphocytes and red blood cell, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Hypodermic needle with blood, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Human umbilical cord blood, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Bacterial blood infection (sepsis), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Human red blood cells in a capillary, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Artery with red blood cells, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Red blood cells, T lymphocyte and activated platelets, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Staphylococcus aureus, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Lactobacillus buchneri, Gram-positive, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Cyanobacterium (Spirulina platensis), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Bacillus anthracis spores in lung, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Jannaschia sp. bacteria, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Enterococcus faecium on the small intestine, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Kidney glomerulus, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Human red blood cells, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Staphylococcus aureus, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Cancellous bone tissue, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Compound eye of a moth, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Red blood cells in a blood clot, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
T lymphocytes and neutrophil, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Heart muscle fibres , SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Pyramidal neurons from CNS, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Hippocampus pyramidal neurons, LM Brightfield · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Confused flour beetle adult, SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Radish seed root and root hairs (Raphanus sativus), SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY
Cyclotella sp., SEM · DENNIS KUNKEL MICROSCOPY/SCIENCE PHOTO LIBRARY