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    Fertilization of healthy human egg — Stock Photo
    Fertilization of healthy human egg
    Abstract animal cells, digital illustration. — Stock Photo
    Abstract animal cells, digital illustration.
    Tendon showing bundles of collagen fibres — Stock Photo
    Tendon showing bundles of collagen fibres
    Digital illustration of Mycobacterium tuberculosis gram-positive rod-shaped bacteria which causing disease tuberculosis. — Stock Photo
    Digital illustration of Mycobacterium tuberculosis gram-positive rod-shaped bacteria which causing disease tuberculosis.
    Female scientist working with test tube. — Stock Photo
    Female scientist working with test tube.
    Parasites attacking spermatozoons fertilizing egg cell. — Stock Photo
    Parasites attacking spermatozoons fertilizing egg cell.
    Human Fertilisation, computer illustration — Stock Photo
    Human Fertilisation, computer illustration
    Magnified digital illustration of human cell cross-section. — Stock Photo
    Magnified digital illustration of human cell cross-section.
    Shape of pollen grains — Stock Photo
    Shape of pollen grains
    Cancer cell spreading, digital illustration. — Stock Photo
    Cancer cell spreading, digital illustration.
    Doctor preparing HIV test sample for testing in laboratory. — Stock Photo
    Doctor preparing HIV test sample for testing in laboratory.
    Streptococcus pneumoniae bacteria (pneumococci), computer illustration — Stock Photo
    Streptococcus pneumoniae bacteria (pneumococci), computer illustration
    Lymphocyte white blood cell in blood smear, digital illustration. — Stock Photo
    Lymphocyte white blood cell in blood smear, digital illustration.
    Adult Honeybee mite — Stock Photo
    Adult Honeybee mite
    Schoolboy examining leaves with magnifying glass in school laboratory. — Stock Photo
    Schoolboy examining leaves with magnifying glass in school laboratory.
    Coronavirus particles, computer illustration — Stock Photo
    Coronavirus particles, computer illustration
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab — Stock Photo
    Microbiological research, illustration. Multi-channel pipette and multi-well plates in microbiology lab
    Group of flagella cholera bacteria, digital illustration. — Stock Photo
    Group of flagella cholera bacteria, digital illustration.
    Human sperm and egg — Stock Photo
    Human sperm and egg
    Brucella bacteria, illustration. Brucella is a Gram negative, non-sporing, aerobic bacillus (rod- shaped bacteria) — Stock Photo
    Brucella bacteria, illustration. Brucella is a Gram negative, non-sporing, aerobic bacillus (rod- shaped bacteria)
    DNA molecule on plain background, digital illustration. — Stock Photo
    DNA molecule on plain background, digital illustration.
    House dust mites — Stock Photo
    House dust mites
    CRISPR-Cas9 gene editing complex and DNA, computer illustration — Stock Photo
    CRISPR-Cas9 gene editing complex and DNA, computer illustration
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar. — Stock Photo
    Digital illustration of fungal morphology of filamentous allergenic fungus Alternaria alternata and photograph of fungal colonies on Sabouraud Dextrose Agar.
    Structure and shape of basophil — Stock Photo
    Structure and shape of basophil
    In vitro fertilisation process — Stock Photo
    In vitro fertilisation process
    Blood clot, computer illustration — Stock Photo
    Blood clot, computer illustration
    Enterococcus bacteria colony — Stock Photo
    Enterococcus bacteria colony
    Illustration of CAR (chimeric antigen receptor) T cell immunotherapy, process that is being developed to treat cancer — Stock Photo
    Illustration of CAR (chimeric antigen receptor) T cell immunotherapy, process that is being developed to treat cancer
    Fungal cells revealing sporangium with spores — Stock Photo
    Fungal cells revealing sporangium with spores
    Digital 3d colored illustration of cancer cell in process of mitosis. — Stock Photo
    Digital 3d colored illustration of cancer cell in process of mitosis.
    Close-up of scientist planting seedlings into test tubes. — Stock Photo
    Close-up of scientist planting seedlings into test tubes.
    Cladosporium fungi on black background, digital illustration. — Stock Photo
    Cladosporium fungi on black background, digital illustration.
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia. — Stock Photo
    Colored illustration showing abundant lymphoblast cells in human bone marrow smear in acute lymphoblastic leukaemia.
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil. — Stock Photo
    Hands in gloves of female scientist in laboratory shaking glass flask with dissolved samples of soil.
    Coloured transmission electron micrograph (TEM) of a transverse section through an artery. — Stock Photo
    Coloured transmission electron micrograph (TEM) of a transverse section through an artery.
    Close-up of hands of female scientist working in laboratory with pipette and flask. — Stock Photo
    Close-up of hands of female scientist working in laboratory with pipette and flask.
    Bifidobacterium bacteria, computer illustration. Bifidobacteria are Gram-positive anaerobic bacteria that live in gastrointestinal tract, vagina and mouth — Stock Photo
    Bifidobacterium bacteria, computer illustration. Bifidobacteria are Gram-positive anaerobic bacteria that live in gastrointestinal tract, vagina and mouth
    Human cytomegalovirus particles in blood flow, digital illustration. — Stock Photo
    Human cytomegalovirus particles in blood flow, digital illustration.
    Female laboratory assistant using mini centrifuge. — Stock Photo
    Female laboratory assistant using mini centrifuge.
    Illustration of human blood cells on black background. — Stock Photo
    Illustration of human blood cells on black background.
    Scanning electron micrograph of faecal bacteria cultured from sample of human faeces. — Stock Photo
    Scanning electron micrograph of faecal bacteria cultured from sample of human faeces.
    3d illustration of blue-colored virus particles with receptors. — Stock Photo
    3d illustration of blue-colored virus particles with receptors.
    Microbiological culture growing in Petri dish, close-up. — Stock Photo
    Microbiological culture growing in Petri dish, close-up.
    Nipah virus in lungs, conceptual computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs — Stock Photo
    Nipah virus in lungs, conceptual computer illustration. Nipah virus is zoonotic (transmitted to humans from animals) and was first found in Malaysia and Singapore in people who had close contact with pigs
    Abstract green bacteria, computer illustration. — Stock Photo
    Abstract green bacteria, computer illustration.
    Digital illustration showing bacteria causing lung infections, Mycobacterium tuberculosis, Streptococcus pneumoniae, Mycoplasma pneumoniae, Legionella pneumophila. — Stock Photo
    Digital illustration showing bacteria causing lung infections, Mycobacterium tuberculosis, Streptococcus pneumoniae, Mycoplasma pneumoniae, Legionella pneumophila.
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp. — Stock Photo
    Coloured scanning electron micrograph (SEM) of the shell of the foraminiferan Orbulina sp.
    Digital illustration of Mycobacterium tuberculosis gram-positive rod-shaped bacteria which causing disease tuberculosis. — Stock Photo
    Digital illustration of Mycobacterium tuberculosis gram-positive rod-shaped bacteria which causing disease tuberculosis.
    Tendon showing the parallel collagen fibres — Stock Photo
    Tendon showing the parallel collagen fibres
    Purple colored nerve cell on dark background, digital illustration. — Stock Photo
    Purple colored nerve cell on dark background, digital illustration.
    Ant head. Coloured scanning electron micrograph (SEM) of the head of an ant (family Formicidae). showing its large compound eyes (red) and jaws. Magnification: x50 when printed 10 centimetres wide. — Stock Photo
    Ant head. Coloured scanning electron micrograph (SEM) of the head of an ant (family Formicidae). showing its large compound eyes (red) and jaws. Magnification: x50 when printed 10 centimetres wide.
    Coronaviruses causing pneumonia, conceptual computer illustration — Stock Photo
    Coronaviruses causing pneumonia, conceptual computer illustration
    Abstract DNA molecules, digital illustration. — Stock Photo
    Abstract DNA molecules, digital illustration.
    Molecular model of the anti-cancer protein p53. — Stock Photo
    Molecular model of the anti-cancer protein p53.
    Spherical and rod-shaped bacteria inside biofilm, 360 degree panorama, digital illustration. — Stock Photo
    Spherical and rod-shaped bacteria inside biofilm, 360 degree panorama, digital illustration.
    Babesia parasites inside red blood cell, computer illustration — Stock Photo
    Babesia parasites inside red blood cell, computer illustration
    Coronavirus particles, computer illustration — Stock Photo
    Coronavirus particles, computer illustration
    Zika virus blue particles, digital illustration. — Stock Photo
    Zika virus blue particles, digital illustration.
    Illustration of abnormal red blood cells known as spur cells acanthocytes. — Stock Photo
    Illustration of abnormal red blood cells known as spur cells acanthocytes.