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237 results

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    Liver fluke Clonorchis sinensis — Stock Photo
    Liver fluke Clonorchis sinensis
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Dental floss with cheek cells — Stock Photo
    Dental floss with cheek cells
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus — Stock Photo
    Pharmaceutical research. Potential new medicines and vaccines on electron micrograph of virus
    Stomach infected with parasitic nematode worms — Stock Photo
    Stomach infected with parasitic nematode worms
    Campylodiscus fastuosus diatom — Stock Photo
    Campylodiscus fastuosus diatom
    Bluebottle fly head — Stock Photo
    Bluebottle fly head
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Light microscope objective lenses in laboratory. — Stock Photo
    Light microscope objective lenses in laboratory.
    Thyroid gland showing the follicles — Stock Photo
    Thyroid gland showing the follicles
    PC12 neurone in culture — Stock Photo
    PC12 neurone in culture
    Silica wall of a diatom — Stock Photo
    Silica wall of a diatom
    Light micrograph of a section through an aeciospore from a Puccinia sp. rust fungus. — Stock Photo
    Light micrograph of a section through an aeciospore from a Puccinia sp. rust fungus.
    Endictya oceanica diatom — Stock Photo
    Endictya oceanica diatom
    Streptococcus thermophilus bacteria — Stock Photo
    Streptococcus thermophilus bacteria
    Immature parasitic trematode — Stock Photo
    Immature parasitic trematode
    Eupodiscus sculptus diatom — Stock Photo
    Eupodiscus sculptus diatom
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    Human eyelash mites — Stock Photo
    Human eyelash mites
    Bacteriastrum sp. diatom algae — Stock Photo
    Bacteriastrum sp. diatom algae
    Diatom eukaryotic algae — Stock Photo
    Diatom eukaryotic algae
    Sensory palps of Rabbit flea — Stock Photo
    Sensory palps of Rabbit flea
    Aulacodiscus oregonus diatom — Stock Photo
    Aulacodiscus oregonus diatom
    Dead bluebottle fly — Stock Photo
    Dead bluebottle fly
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia. — Stock Photo
    Colored scanning electron micrograph of surface of human fallopian tube with epithelium of columnar cells with cilia.
    Arachnoidiscus sp. diatom algae — Stock Photo
    Arachnoidiscus sp. diatom algae
    Strands of Actinomyces viscosus — Stock Photo
    Strands of Actinomyces viscosus
    Stagnant water bacteria — Stock Photo
    Stagnant water bacteria
    Activated platelets with canalicular system — Stock Photo
    Activated platelets with canalicular system
    White blood cells — Stock Photo
    White blood cells
    Scorpion fly foot — Stock Photo
    Scorpion fly foot
    Villi of the intestine — Stock Photo
    Villi of the intestine
    Cells undergoing mitosis — Stock Photo
    Cells undergoing mitosis
    Thyroid gland showing the follicles — Stock Photo
    Thyroid gland showing the follicles
    Fly head anatomy — Stock Photo
    Fly head anatomy
    Puffball fungus spores — Stock Photo
    Puffball fungus spores
    Villi of the intestine — Stock Photo
    Villi of the intestine
    Puffball fungus spore — Stock Photo
    Puffball fungus spore
    Human head louse — Stock Photo
    Human head louse
    Lung cancer cells — Stock Photo
    Lung cancer cells
    Illustration of Lactobacillus colony — Stock Photo
    Illustration of Lactobacillus colony
    Staphylococcus bacteria cluster — Stock Photo
    Staphylococcus bacteria cluster
    Mixed oral bacteria — Stock Photo
    Mixed oral bacteria
    Intestinal villi projections — Stock Photo
    Intestinal villi projections
    Fly larva head anatomy — Stock Photo
    Fly larva head anatomy
    Campylobacter jejuni bacteria — Stock Photo
    Campylobacter jejuni bacteria
    Mixed oral bacteria — Stock Photo
    Mixed oral bacteria
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female — Stock Photo
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female
    Wasp eye numerous lenses — Stock Photo
    Wasp eye numerous lenses
    Puffball fungus spore — Stock Photo
    Puffball fungus spore
    Onion cells undergoing mitosis — Stock Photo
    Onion cells undergoing mitosis
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female — Stock Photo
    Sperm in a fallopian tube. Coloured composition scanning electron micrograph (SEM) of human sperm travelling through a fallopian tube (oviduct) of a female
    Morphology of Activated platelets — Stock Photo
    Morphology of Activated platelets
    Sensory palps of Rabbit flea — Stock Photo
    Sensory palps of Rabbit flea
    Woodland skipper butterfly compound eye — Stock Photo
    Woodland skipper butterfly compound eye
    Nanoscale spikes formed on gold surface — Stock Photo
    Nanoscale spikes formed on gold surface
    Male sex cell — Stock Photo
    Male sex cell
    Components of house dust — Stock Photo
    Components of house dust
    Freshwater single diatom — Stock Photo
    Freshwater single diatom
    Freshwater single diatom — Stock Photo
    Freshwater single diatom